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Last modified by Xiaoling on 2025/07/10 16:21
From version 123.13
edited by Xiaoling
on 2025/04/01 17:10
Change comment: There is no comment for this version
To version 146.3
edited by Mengting Qiu
on 2025/07/08 10:58
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.ting
Content
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1 1  
2 2  
3 3  
4 -(% style="text-align:center" %)
5 -[[image:image-20240109154731-4.png||height="671" width="945"]]
4 +[[image:image-20240109154731-4.png||data-xwiki-image-style-alignment="center" height="546" width="769"]]
6 6  
7 7  
8 8  
... ... @@ -48,9 +48,7 @@
48 48  Each PS-LB/LS is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
49 49  )))
50 50  
51 -[[image:1675071321348-194.png]]
52 52  
53 -
54 54  == 1.2 ​Features ==
55 55  
56 56  
... ... @@ -136,7 +136,7 @@
136 136  === 1.4.2 Immersion Type ===
137 137  
138 138  
139 -[[image:image-20240109160445-5.png||height="221" width="166"]]
136 +[[image:image-20240109160445-5.png||height="199" width="150"]]
140 140  
141 141  * Immersion Type, Probe IP Level: IP68
142 142  * Measuring Range: Measure range can be customized, up to 100m.
... ... @@ -144,11 +144,15 @@
144 144  * Long-Term Stability: ±0.2% F.S / Year
145 145  * Storage temperature: -30°C~~80°C
146 146  * Operating temperature: 0°C~~50°C
147 -* Material: 316 stainless steels
144 +* Probe Material: 316 stainless steels
145 +* Cable model specifications： CGYPU 5*0.2mm2
146 +* Usage characteristics of Cable
147 +1） Operating temperature：-40℃— +70℃
148 +2） -30℃ bending cable 15 times of outer diameter can work normally
148 148  
149 149  === 1.4.3 Wireless Differential Air Pressure Sensor ===
150 150  
151 -[[image:image-20240511174954-1.png||height="215" width="215"]]
152 +[[image:image-20240511174954-1.png||height="193" width="193"]]
152 152  
153 153  * Measuring Range: -100KPa~~0~~100KPa(Optional measuring range).
154 154  * Accuracy: 0.5% F.S, resolution is 0.05%.
... ... @@ -163,7 +163,7 @@
163 163  === 1.5.1 Thread Installation Type ===
164 164  
165 165  
166 -Application:
167 +(% style="color:blue" %)**Application:**
167 167  
168 168  * Hydraulic Pressure
169 169  * Petrochemical Industry
... ... @@ -181,7 +181,7 @@
181 181  === 1.5.2 Immersion Type ===
182 182  
183 183  
184 -Application:
185 +(% style="color:blue" %)**Application:**
185 185  
186 186  Liquid & Water Pressure / Level detect.
187 187  
... ... @@ -208,7 +208,7 @@
208 208  === 1.5.3 Wireless Differential Air Pressure Sensor ===
209 209  
210 210  
211 -Application:
212 +(% style="color:blue" %)**Application:**
212 212  
213 213  Indoor Air Control & Filter clogging Detect.
214 214  
... ... @@ -224,40 +224,36 @@
224 224  
225 225  Size of wind pressure transmitter:
226 226  
227 -[[image:image-20240513094047-2.png]]
228 +[[image:image-20240513094047-2.png||height="462" width="518"]]
228 228  
229 -Note: The above dimensions are measured by hand, and the numerical error of the shell is within ±0.2mm.
230 +(% style="color:red" %)**Note: The above dimensions are measured by hand, and the numerical error of the shell is within ±0.2mm.**
230 230  
231 231  
232 232  == 1.6 Sleep mode and working mode ==
233 233  
234 234  
235 -Deep Sleep Mode: Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
236 +**Deep Sleep Mode:** Sensor doesn't have any LoRaWAN activate. This mode is used for storage and shipping to save battery life.
236 236  
237 -Working Mode: In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
238 +**Working Mode: **In this mode, Sensor will work as LoRaWAN Sensor to Join LoRaWAN network and send out sensor data to server. Between each sampling/tx/rx periodically, sensor will be in IDLE mode), in IDLE mode, sensor has the same power consumption as Deep Sleep mode.
238 238  
239 239  
240 240  == 1.7 Button & LEDs ==
241 241  
242 242  
243 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/RS485-LB_Waterproof_RS485UART_to_LoRaWAN_Converter/WebHome/image-20240103160425-4.png?rev=1.1||alt="image-20240103160425-4.png"]]
244 +[[image:image-20250419092225-1.jpeg]]
244 244  
245 245  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
246 246  |=(% style="width: 167px;background-color:#4F81BD;color:white" %)Behavior on ACT|=(% style="width: 117px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 226px;background-color:#4F81BD;color:white" %)Action
247 -|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT between 1s < time < 3s|(% style="background-color:#f2f2f2; width:117px" %)Send an uplink|(% style="background-color:#f2f2f2; width:225px" %)(((
248 -
249 -
248 +|[[image:1749540420016-961.png]] 1~~3s|(% style="background-color:#f2f2f2; width:117px" %)Send an uplink|(% style="background-color:#f2f2f2; width:225px" %)(((
250 250  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, blue led will blink once.
251 251  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
252 252  )))
253 -|(% style="background-color:#f2f2f2; width:167px" %)Pressing ACT for more than 3s|(% style="background-color:#f2f2f2; width:117px" %)Active Device|(% style="background-color:#f2f2f2; width:225px" %)(((
254 -
255 -
252 +|[[image:1749540423574-437.png]] >3s|(% style="background-color:#f2f2f2; width:117px" %)Active Device|(% style="background-color:#f2f2f2; width:225px" %)(((
256 256  Green led will fast blink 5 times, device will enter OTA mode for 3 seconds. And then start to JOIN LoRaWAN network.
257 257  Green led will solidly turn on for 5 seconds after joined in network.
258 258  Once sensor is active, BLE module will be active and user can connect via BLE to configure device, no matter if device join or not join LoRaWAN network.
259 259  )))
260 -|(% style="background-color:#f2f2f2; width:167px" %)Fast press ACT 5 times.|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)Red led will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
257 +|[[image:1749540397649-875.png]] x5|(% style="background-color:#f2f2f2; width:117px" %)Deactivate Device|(% style="background-color:#f2f2f2; width:225px" %)Red led will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
261 261  
262 262  == 1.8 Pin Mapping ==
263 263  
... ... @@ -307,13 +307,13 @@
307 307  
308 308  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example.
309 309  
310 -[[image:1675144005218-297.png]]
307 +[[image:image-20250419162538-1.png]]
311 311  
312 312  
313 313  The LPS8V2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
314 314  
315 315  
316 -Step 1: Create a device in TTN with the OTAA keys from PS-LB/LS.
313 +(% style="color:blue" %)**Step 1: Create a device in TTN with the OTAA keys from PS-LB/LS.**
317 317  
318 318  Each PS-LB/LS is shipped with a sticker with the default device EUI as below:
319 319  
... ... @@ -322,30 +322,45 @@
322 322  
323 323  You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
324 324  
322 +**Create the application.**
325 325  
326 -Register the device
324 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SAC01L_LoRaWAN_Temperature%26Humidity_Sensor_User_Manual/WebHome/image-20250423093843-1.png?width=756&height=264&rev=1.1||alt="image-20250423093843-1.png"]]
327 327  
328 -[[image:1675144099263-405.png]]
326 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111305-2.png?width=1000&height=572&rev=1.1||alt="image-20240907111305-2.png"]]
329 329  
330 330  
331 -Add APP EUI and DEV EUI
329 +**Add devices to the created Application.**
332 332  
333 -[[image:1675144117571-832.png]]
331 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111659-3.png?width=977&height=185&rev=1.1||alt="image-20240907111659-3.png"]]
334 334  
333 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907111820-5.png?width=975&height=377&rev=1.1||alt="image-20240907111820-5.png"]]
335 335  
336 -Add APP EUI in the application
337 337  
336 +**Enter end device specifics manually.**
338 338  
339 -[[image:1675144143021-195.png]]
338 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907112136-6.png?width=697&height=687&rev=1.1||alt="image-20240907112136-6.png"]]
340 340  
341 341  
342 -Add APP KEY
341 +**Add DevEUI and AppKey. Customize a platform ID for the device.**
343 343  
344 -[[image:1675144157838-392.png]]
343 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LTC2-LB--LoRaWAN_Temperature_Transmitter_User_Manual/WebHome/image-20240907112427-7.png?rev=1.1||alt="image-20240907112427-7.png"]]
345 345  
346 -Step 2: Activate on PS-LB/LS
347 347  
346 +(% style="color:blue" %)**Step 2: Add decoder.**
348 348  
348 +In TTN, user can add a custom payload so it shows friendly reading.
349 +
350 +Click this link to get the decoder: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder/tree/main/>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/]]
351 +
352 +Below is TTN screen shot:
353 +
354 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS25-LBLDS25-LS--LoRaWAN_LiDAR_Distance_Auto-Clean_Sensor_User_Manual/WebHome/image-20241009140556-1.png?width=1184&height=488&rev=1.1||alt="image-20241009140556-1.png" height="488" width="1184"]]
355 +
356 +[[image:https://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDS25-LBLDS25-LS--LoRaWAN_LiDAR_Distance_Auto-Clean_Sensor_User_Manual/WebHome/image-20241009140603-2.png?width=1168&height=562&rev=1.1||alt="image-20241009140603-2.png" height="562" width="1168"]]
357 +
358 +
359 +(% style="color:blue" %)**Step 3: Activate on PS-LB/LS**
360 +
349 349  Press the button for 5 seconds to activate the PS-LB/LS.
350 350  
351 351  Green led will fast blink 5 times, device will enter OTA mode for 3 seconds. And then start to JOIN LoRaWAN network. Green led will solidly turn on for 5 seconds after joined in network.
... ... @@ -363,7 +363,7 @@
363 363  Users can also use the downlink command(0x26 01) to ask PS-LB/LS to resend this uplink.
364 364  
365 365  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
366 -|(% colspan="6" style="background-color:#4f81bd; color:white" %)Device Status (FPORT=5)
378 +|(% colspan="6" style="background-color:#4f81bd; color:white" %)**Device Status (FPORT=5)**
367 367  |(% style="background-color:#f2f2f2; width:103px" %)Size (bytes)|(% style="background-color:#f2f2f2; width:72px" %)1|(% style="background-color:#f2f2f2" %)2|(% style="background-color:#f2f2f2; width:91px" %)1|(% style="background-color:#f2f2f2; width:86px" %)1|(% style="background-color:#f2f2f2; width:44px" %)2
368 368  |(% style="background-color:#f2f2f2; width:103px" %)Value|(% style="background-color:#f2f2f2; width:72px" %)Sensor Model|(% style="background-color:#f2f2f2" %)Firmware Version|(% style="background-color:#f2f2f2; width:91px" %)Frequency Band|(% style="background-color:#f2f2f2; width:86px" %)Sub-band|(% style="background-color:#f2f2f2; width:44px" %)BAT
369 369  
... ... @@ -433,10 +433,8 @@
433 433  
434 434  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
435 435  |(% style="background-color:#4f81bd; color:white; width:97px" %)(((
436 -
437 -
438 -Size(bytes)
439 -)))|(% style="background-color:#4f81bd; color:white; width:50px" %)2|(% style="background-color:#4f81bd; color:white; width:71px" %)2|(% style="background-color:#4f81bd; color:white; width:98px" %)2|(% style="background-color:#4f81bd; color:white; width:73px" %)2|(% style="background-color:#4f81bd; color:white; width:122px" %)1
448 +**Size(bytes)**
449 +)))|(% style="background-color:#4f81bd; color:white; width:50px" %)**2**|(% style="background-color:#4f81bd; color:white; width:71px" %)**2**|(% style="background-color:#4f81bd; color:white; width:98px" %)**2**|(% style="background-color:#4f81bd; color:white; width:73px" %)**2**|(% style="background-color:#4f81bd; color:white; width:122px" %)**1**
440 440  |(% style="width:97px" %)Value|(% style="width:48px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="width:71px" %)[[Probe Model>>||anchor="H2.3.4ProbeModel"]]|(% style="width:98px" %)[[0 ~~~~ 20mA value>>||anchor="H2.3.507E20mAvalue28IDC_IN29"]]|(% style="width:73px" %)[[0 ~~~~ 30v value>>||anchor="H2.3.607E30Vvalue28pinVDC_IN29"]]|(% style="width:122px" %)[[IN1 &IN2 Interrupt  flag>>||anchor="H2.3.7IN126IN226INTpin"]]
441 441  
442 442  [[image:1675144608950-310.png]]
... ... @@ -457,11 +457,10 @@
457 457  
458 458  PS-LB/LS has different kind of probe, 4~~20mA represent the full scale of the measuring range. So a 12mA output means different meaning for different probe. 
459 459  
460 -
461 461  For example.
462 462  
463 463  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
464 -|(% style="background-color:#4f81bd; color:white" %)Part Number|(% style="background-color:#4f81bd; color:white" %)Probe Used|(% style="background-color:#4f81bd; color:white" %)4~~20mA scale|(% style="background-color:#4f81bd; color:white" %)Example: 12mA meaning
473 +|(% style="background-color:#4f81bd; color:white" %)**Part Number**|(% style="background-color:#4f81bd; color:white" %)**Probe Used**|(% style="background-color:#4f81bd; color:white" %)**4~~20mA scale**|(% style="background-color:#4f81bd; color:white" %)**Example: 12mA meaning**
465 465  |(% style="background-color:#f2f2f2" %)PS-LB/LS-I3|(% style="background-color:#f2f2f2" %)immersion type with 3 meters cable|(% style="background-color:#f2f2f2" %)0~~3 meters|(% style="background-color:#f2f2f2" %)1.5 meters pure water
466 466  |(% style="background-color:#f2f2f2" %)PS-LB/LS-I5|(% style="background-color:#f2f2f2" %)immersion type with 5 meters cable|(% style="background-color:#f2f2f2" %)0~~5 meters|(% style="background-color:#f2f2f2" %)2.5 meters pure water
467 467  |(% style="background-color:#f2f2f2" %)PS-LB/LS-T20-B|(% style="background-color:#f2f2f2" %)T20 threaded probe|(% style="background-color:#f2f2f2" %)0~~1MPa|(% style="background-color:#f2f2f2" %)0.5MPa air / gas or water pressure
... ... @@ -469,6 +469,23 @@
469 469  The probe model field provides the convenient for server to identical how it should parse the 4~~20mA sensor value and get the correct value.
470 470  
471 471  
481 +When connecting to current sensors sold by our company, you can convert current readings to corresponding values by simply configuring the [[AT+PROBE>>||anchor="H3.3.4SettheProbeModel"]] command. If you prefer not to configure this command on the sensor, you can uniformly handle the conversion in the payload decoder instead.
482 +
483 +**Examples for decoder implementation:**
484 +
485 +~1. For AT+PROBE=0005, add the following processing in your decoder:
486 +
487 +[[image:image-20250512144042-1.png]]
488 +
489 +[[image:image-20250512144122-2.png]]
490 +
491 +2. For AT+PROBE=0102, add the following processing in your decoder(Corresponding to the position shown in the above screenshot).
492 +
493 +bytes[i]=0x01;bytes[1+i]=0x02;
494 +
495 +bytes[2]=0x01;bytes[3]=0x02;
496 +
497 +
472 472  === 2.3.5 0~~20mA value (IDC_IN) ===
473 473  
474 474  
... ... @@ -522,10 +522,8 @@
522 522  
523 523  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
524 524  |(% style="background-color:#4f81bd; color:white; width:65px" %)(((
525 -
526 -
527 -Size(bytes)
528 -)))|(% style="background-color:#4f81bd; color:white; width:35px" %)2|(% style="background-color:#4f81bd; color:white; width:400px" %)n
551 +**Size(bytes)**
552 +)))|(% style="background-color:#4f81bd; color:white; width:35px" %)**2**|(% style="background-color:#4f81bd; color:white; width:400px" %)**n**
529 529  |(% style="width:94px" %)Value|(% style="width:43px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="width:367px" %)(((
530 530  
531 531  
... ... @@ -600,43 +600,52 @@
600 600  == 2.6 Datalog Feature (Since V1.1) ==
601 601  
602 602  
603 -When a user wants to retrieve sensor value, he can send a poll command from the IoT platform to ask the sensor to send value in the required time slot.
627 +Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, PS-LB will store the reading for future retrieving purposes.
604 604  
605 605  
606 -=== 2.6.1 Unix TimeStamp ===
630 +=== 2.5.1 How datalog works ===
607 607  
608 608  
609 -PS-LB uses Unix TimeStamp format based on
633 +PS-LB will wait for ACK for every uplink, when there is no LoRaWAN network,PS-LB will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
610 610  
611 -[[image:image-20250401163826-3.jpeg]]
635 +* (((
636 +a) PS-LB will do an ACK check for data records sending to make sure every data arrive server.
637 +)))
638 +* (((
639 +b) PS-LB will send data in **CONFIRMED Mode**, but PS-LB won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if PS-LB gets a ACK, PS-LB will consider there is a network connection and resend all NONE-ACK messages.
612 612  
613 -Users can get this time from the link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
641 +
642 +)))
614 614  
615 -Below is the converter example:
644 +=== 2.5.2 Enable Datalog ===
616 616  
617 -[[image:image-20250401163906-4.jpeg]]
618 618  
647 +User need to make sure below two settings are enable to use datalog;
619 619  
620 -=== 2.6.2 Set Device Time ===
649 +* (% style="color:blue" %)**SYNCMOD=1(Default)**(%%) to enable sync time via LoRaWAN MAC command, click here ([[AT+SYNCMOD>>https://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.6Settimesynchronizationmethod28ThenetworkservermustsupportLoRaWANv1.0.329]]) for detailed instructions.
650 +* (% style="color:blue" %)**PNACKMD=1**(%%)** **to enable datalog feature, click here ([[AT+PNACKMD>>https://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H7.26RequesttheservertosendanACK]]) for detailed instructions.
621 621  
622 622  
623 -There are two ways to set the device's time:
624 624  
654 +Once PS-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to PS-LB. If PS-LB fails to get the time from the server, PS-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
625 625  
626 -~1. Through LoRaWAN MAC Command (Default settings)
656 +(% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
627 627  
628 -Users need to set SYNCMOD=1 to enable sync time via the MAC command.
629 629  
630 -Once CPL01 Joined the LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to CPL01. If CPL01 fails to get the time from the server, CPL01 will use the internal time and wait for the next time request ~[[[via Device Status (FPORT=5)>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/#H2.3.1DeviceStatus2CFPORT3D5]]].
659 +=== 2.6.1 Unix TimeStamp ===
631 631  
632 -Note: LoRaWAN Server needs to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature.
633 633  
662 +PS-LB uses Unix TimeStamp format based on
634 634  
635 - 2. Manually Set Time
664 +[[image:image-20250401163826-3.jpeg]]
636 636  
637 -Users need to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
666 +Users can get this time from the link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
638 638  
668 +Below is the converter example:
639 639  
670 +[[image:image-20250401163906-4.jpeg]]
671 +
672 +
640 640  === 2.6.3 Poll sensor value ===
641 641  
642 642  Users can poll sensor values based on timestamps. Below is the downlink command.
... ... @@ -678,7 +678,6 @@
678 678  IN1_pin_level& IN2_pin_level& Exti_pin_level&Exti_status
679 679  )))|(% style="width:86px" %)Unix Time Stamp
680 680  
681 -
682 682  IN1_pin_level & IN2_pin_level & Exti_pin_level & Exti_status:
683 683  
684 684  [[image:image-20250117104847-4.png]]
... ... @@ -1027,18 +1027,14 @@
1027 1027  
1028 1028  AT Command: AT+TDC
1029 1029  
1030 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1062 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1031 1031  |=(% style="width: 160px; background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 160px; background-color:#4F81BD;color:white" %)Function|=(% style="width: 190px;background-color:#4F81BD;color:white" %)Response
1032 1032  |(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=?|(% style="background-color:#f2f2f2; width:166px" %)Show current transmit Interval|(% style="background-color:#f2f2f2" %)(((
1033 -
1034 -
1035 1035  30000
1036 1036  OK
1037 1037  the interval is 30000ms = 30s
1038 1038  )))
1039 1039  |(% style="background-color:#f2f2f2; width:157px" %)AT+TDC=60000|(% style="background-color:#f2f2f2; width:166px" %)Set Transmit Interval|(% style="background-color:#f2f2f2" %)(((
1040 -
1041 -
1042 1042  OK
1043 1043  Set transmit interval to 60000ms = 60 seconds
1044 1044  )))
... ... @@ -1059,18 +1059,14 @@
1059 1059  
1060 1060  AT Command: AT+INTMOD
1061 1061  
1062 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1090 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1063 1063  |=(% style="width: 154px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 196px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 160px;background-color:#4F81BD;color:white" %)Response
1064 1064  |(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=?|(% style="background-color:#f2f2f2; width:196px" %)Show current interrupt mode|(% style="background-color:#f2f2f2; width:157px" %)(((
1065 -
1066 -
1067 1067  0
1068 1068  OK
1069 1069  the mode is 0 =Disable Interrupt
1070 1070  )))
1071 1071  |(% style="background-color:#f2f2f2; width:154px" %)AT+INTMOD=2|(% style="background-color:#f2f2f2; width:196px" %)(((
1072 -
1073 -
1074 1074  Set Transmit Interval
1075 1075  0. (Disable Interrupt),
1076 1076  ~1. (Trigger by rising and falling edge)
... ... @@ -1094,72 +1094,52 @@
1094 1094  
1095 1095  AT Command: AT+3V3T
1096 1096  
1097 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:474px" %)
1121 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:474px" %)
1098 1098  |=(% style="width: 154px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 201px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 119px;background-color:#4F81BD;color:white" %)Response
1099 1099  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=?|(% style="background-color:#f2f2f2; width:201px" %)Show 3V3 open time.|(% style="background-color:#f2f2f2; width:116px" %)(((
1100 -
1101 -
1102 1102  0
1103 1103  OK
1104 1104  )))
1105 1105  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=0|(% style="background-color:#f2f2f2; width:201px" %)Normally open 3V3 power supply.|(% style="background-color:#f2f2f2; width:116px" %)(((
1106 -
1107 -
1108 1108  OK
1109 1109  default setting
1110 1110  )))
1111 1111  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=1000|(% style="background-color:#f2f2f2; width:201px" %)Close after a delay of 1000 milliseconds.|(% style="background-color:#f2f2f2; width:116px" %)(((
1112 -
1113 -
1114 1114  OK
1115 1115  )))
1116 1116  |(% style="background-color:#f2f2f2; width:154px" %)AT+3V3T=65535|(% style="background-color:#f2f2f2; width:201px" %)Normally closed 3V3 power supply.|(% style="background-color:#f2f2f2; width:116px" %)(((
1117 -
1118 -
1119 1119  OK
1120 1120  )))
1121 1121  
1122 1122  AT Command: AT+5VT
1123 1123  
1124 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:470px" %)
1140 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:470px" %)
1125 1125  |=(% style="width: 155px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 196px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 119px;background-color:#4F81BD;color:white" %)Response
1126 1126  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=?|(% style="background-color:#f2f2f2; width:196px" %)Show 5V open time.|(% style="background-color:#f2f2f2; width:114px" %)(((
1127 -
1128 -
1129 1129  0
1130 1130  OK
1131 1131  )))
1132 1132  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=0|(% style="background-color:#f2f2f2; width:196px" %)Normally closed 5V power supply.|(% style="background-color:#f2f2f2; width:114px" %)(((
1133 -
1134 -
1135 1135  OK
1136 1136  default setting
1137 1137  )))
1138 1138  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=1000|(% style="background-color:#f2f2f2; width:196px" %)Close after a delay of 1000 milliseconds.|(% style="background-color:#f2f2f2; width:114px" %)(((
1139 -
1140 -
1141 1141  OK
1142 1142  )))
1143 1143  |(% style="background-color:#f2f2f2; width:155px" %)AT+5VT=65535|(% style="background-color:#f2f2f2; width:196px" %)Normally open 5V power supply.|(% style="background-color:#f2f2f2; width:114px" %)(((
1144 -
1145 -
1146 1146  OK
1147 1147  )))
1148 1148  
1149 1149  AT Command: AT+12VT
1150 1150  
1151 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:443px" %)
1159 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:443px" %)
1152 1152  |=(% style="width: 156px;background-color:#4F81BD;color:white" %)Command Example|=(% style="width: 199px;background-color:#4F81BD;color:white" %)Function|=(% style="width: 88px;background-color:#4F81BD;color:white" %)Response
1153 1153  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=?|(% style="background-color:#f2f2f2; width:199px" %)Show 12V open time.|(% style="background-color:#f2f2f2; width:83px" %)(((
1154 -
1155 -
1156 1156  0
1157 1157  OK
1158 1158  )))
1159 1159  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=0|(% style="background-color:#f2f2f2; width:199px" %)Normally closed 12V power supply.|(% style="background-color:#f2f2f2; width:83px" %)OK
1160 1160  |(% style="background-color:#f2f2f2; width:156px" %)AT+12VT=500|(% style="background-color:#f2f2f2; width:199px" %)Close after a delay of 500 milliseconds.|(% style="background-color:#f2f2f2; width:83px" %)(((
1161 -
1162 -
1163 1163  OK
1164 1164  )))
1165 1165  
... ... @@ -1215,8 +1215,6 @@
1215 1215  OK
1216 1216  |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0003|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 3m type.|(% style="background-color:#f2f2f2" %)OK
1217 1217  |(% style="background-color:#f2f2f2; width:154px" %)(((
1218 -
1219 -
1220 1220  AT+PROBE=000A
1221 1221  )))|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 10m type.|(% style="background-color:#f2f2f2" %)OK
1222 1222  |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0064|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 100m type.|(% style="background-color:#f2f2f2" %)OK
... ... @@ -1237,7 +1237,7 @@
1237 1237  
1238 1238  AT Command: AT +STDC
1239 1239  
1240 -AT+STDC=aa,bb,bb
1242 +AT+STDC=aa,bb,cc
1241 1241  
1242 1242  aa:
1243 1243  0: means disable this function and use TDC to send packets.
... ... @@ -1246,15 +1246,12 @@
1246 1246  bb: Each collection interval (s), the value is 1~~65535
1247 1247  cc: the number of collection times, the value is 1~~120
1248 1248  
1249 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
1251 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1250 1250  |(% style="background-color:#4f81bd; color:white; width:160px" %)Command Example|(% style="background-color:#4f81bd; color:white; width:215px" %)Function|(% style="background-color:#4f81bd; color:white" %)Response
1251 1251  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=?|(% style="background-color:#f2f2f2; width:215px" %)Get the mode of multiple acquisitions and one uplink.|(% style="background-color:#f2f2f2" %)1,10,18
1252 1252  OK
1253 1253  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=1,10,18|(% style="background-color:#f2f2f2; width:215px" %)Set the mode of multiple acquisitions and one uplink, collect once every 10 seconds, and report after 18 times.|(% style="background-color:#f2f2f2" %)(((
1254 -
1255 -
1256 1256  Attention:Take effect after ATZ
1257 -
1258 1258  OK
1259 1259  )))
1260 1260  |(% style="background-color:#f2f2f2; width:160px" %)AT+STDC=0, 0,0|(% style="background-color:#f2f2f2; width:215px" %)(((
... ... @@ -1264,10 +1264,7 @@
1264 1264  
1265 1265  
1266 1266  )))|(% style="background-color:#f2f2f2" %)(((
1267 -
1268 -
1269 1269  Attention:Take effect after ATZ
1270 -
1271 1271  OK
1272 1272  )))
1273 1273  
... ... @@ -1277,6 +1277,113 @@
1277 1277  
1278 1278  * Example 1: Downlink Payload: AE 01 02 58 12 ~-~-->  AT+STDC=1,600,18
1279 1279  
1276 +== 3.4 Print data entries base on page(Since v1.1.0) ==
1277 +
1278 +
1279 +Feature: Print the sector data from start page to stop page (max is 416 pages).
1280 +
1281 +(% style="color:#4f81bd" %)**AT Command: AT+PDTA**
1282 +
1283 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1284 +|(% style="background-color:#4f81bd; color:white; width:158px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:352px" %)**Function**
1285 +|(% style="width:156px" %)(((
1286 + AT+PDTA=1,1
1287 +Print page 1 to 1
1288 +)))|(% style="width:311px" %)(((
1289 +Stop Tx events when read sensor data
1290 +
1291 +8031000 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1292 +
1293 +8031010 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1294 +
1295 +8031020 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1296 +
1297 +8031030 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1298 +
1299 +8031040 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1300 +
1301 +8031050 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1302 +
1303 +8031060 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1304 +
1305 +8031070 1970/1/1 00:00:00 0 in1:low in2:low exti:low status:false vdc:0.000 idc:0.000 proble:0000 water_deep:0.000
1306 +
1307 +Start Tx events
1308 +
1309 +
1310 +OK
1311 +)))
1312 +
1313 +(% style="color:#4f81bd" %)**Downlink Command:**
1314 +
1315 +No downlink commands for feature
1316 +
1317 +
1318 +== 3.5 Print last few data entries(Since v1.1.0) ==
1319 +
1320 +
1321 +Feature: Print the last few data entries
1322 +
1323 +
1324 +(% style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1325 +
1326 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1327 +|(% style="background-color:#4f81bd; color:white; width:158px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:352px" %)**Function**
1328 +|(% style="width:156px" %)(((
1329 +AT+PLDTA=10
1330 +Print last 10 entries
1331 +)))|(% style="width:311px" %)(((
1332 +Stop Tx events when read sensor data
1333 +
1334 +0001 2025/5/19 06:16:50 3246 in1:low in2:low exti:low status:false vdc:3.352 idc:0.000 proble:0000 water_deep:0.000
1335 +
1336 +0002 2025/5/19 06:17:50 3246 in1:low in2:low exti:low status:false vdc:3.352 idc:0.000 proble:0000 water_deep:0.000
1337 +
1338 +0003 2025/5/19 06:18:50 3246 in1:low in2:low exti:low status:false vdc:3.352 idc:0.000 proble:0000 water_deep:0.000
1339 +
1340 +0004 2025/5/19 06:19:50 3246 in1:low in2:low exti:low status:false vdc:3.352 idc:0.000 proble:0000 water_deep:0.000
1341 +
1342 +0005 2025/5/19 06:20:50 3246 in1:low in2:low exti:low status:false vdc:3.352 idc:0.000 proble:0000 water_deep:0.000
1343 +
1344 +0006 2025/5/19 06:21:50 3246 in1:low in2:low exti:low status:false vdc:3.351 idc:0.000 proble:0000 water_deep:0.000
1345 +
1346 +0007 2025/5/19 06:22:50 3240 in1:low in2:low exti:low status:false vdc:3.351 idc:0.000 proble:0000 water_deep:0.000
1347 +
1348 +0008 2025/5/19 06:26:44 3276 in1:low in2:low exti:low status:false vdc:3.385 idc:0.000 proble:0000 water_deep:0.000
1349 +
1350 +0009 2025/5/19 06:27:36 3246 in1:low in2:low exti:low status:false vdc:3.351 idc:0.000 proble:0000 water_deep:0.000
1351 +
1352 +0010 2025/5/19 06:28:36 3240 in1:low in2:low exti:low status:false vdc:3.351 idc:0.000 proble:0000 water_deep:0.000
1353 +
1354 +Start Tx events
1355 +
1356 +OK
1357 +)))
1358 +
1359 +(% style="color:#4f81bd" %)**Downlink Command:**
1360 +
1361 +No downlink commands for feature
1362 +
1363 +
1364 +== 3.6 Clear Flash Record(Since v1.1.0) ==
1365 +
1366 +
1367 +Feature: Clear flash storage for data log feature.
1368 +
1369 +(% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1370 +
1371 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:503px" %)
1372 +|(% style="background-color:#4f81bd; color:white; width:157px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:137px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:209px" %)**Response**
1373 +|(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
1374 +Clear all stored sensor data…
1375 +
1376 +OK
1377 +)))
1378 +
1379 +(% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1380 +
1381 +* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1382 +
1280 1280  = 4. Battery & Power Consumption =
1281 1281  
1282 1282  
... ... @@ -1322,18 +1322,18 @@
1322 1322  
1323 1323  Measure the corresponding current of the sensor when the liquid depth is 2.04m and 0.51m.
1324 1324  
1325 -Calculate scale factor：
1428 +Calculate scale factor:
1326 1326  Use these two data to calculate the current and depth scaling factors：(7.888-5.035)/(2.04-0.51)=1.86470588235294
1327 1327  
1328 -Calculation formula：
1431 +Calculation formula:
1329 1329  
1330 1330  Use the calibration formula：(Current current - Minimum calibration current)/Scale factor + Minimum actual calibration height
1331 1331  
1332 -Actual calculations：
1435 +Actual calculations:
1333 1333  
1334 1334  Use this formula to calculate the value corresponding to the current at a depth of 1.5 meters: (6.918-5.035)/1.86470588235294+0.51=1.519810726
1335 1335  
1336 -Error：
1439 +Error:
1337 1337  
1338 1338  0.009810726
1339 1339  
... ... @@ -1340,6 +1340,31 @@
1340 1340  
1341 1341  [[image:image-20240329175044-1.png]]
1342 1342  
1446 +
1447 +== 6.5 Cable & Probe Material Compatibility(Immersion type) ==
1448 +
1449 +
1450 +Since the installation method of immersion sensors requires immersion in a liquid environment, the discussion of liquids that can be safely installed is very important.
1451 +
1452 +(% style="color:blue" %)**The material of the immersed part of the immersion sensor:**
1453 +
1454 +* **Cable Jacket**: Black polyurethane (PU) – Resistant to water, oils, and mild chemicals.
1455 +* **Probe Material**: 316 stainless steel – Corrosion-resistant in most industrial/marine environments.
1456 +
1457 +(% style="color:blue" %)**Chemical Compatibility:**
1458 +
1459 +* **Polyurethane (PU) Cable:** Resists water, oils, fuels, and mild chemicals but may degrade with prolonged exposure to strong acids, bases, or solvents (e.g., acetone, chlorinated hydrocarbons).
1460 +* 3**16 Stainless Steel Probe:** Suitable for water, seawater, mild acids/alkalis, and industrial fluids. Avoid highly concentrated acids (e.g., hydrochloric acid) or chlorides at high temperatures.
1461 +
1462 +**Chemical Resistance Chart for Polyurethane (PU) Cable**
1463 +
1464 +[[image:image-20250603171424-1.png||height="429" width="625"]]
1465 +
1466 +**Chemical Resistance Chart for 316 Stainless Steel Probe**
1467 +
1468 +[[image:image-20250603171503-2.png||height="350" width="616"]]
1469 +
1470 +
1343 1343  = 7. Troubleshooting =
1344 1344  
1345 1345  == 7.1 Water Depth Always shows 0 in payload ==
... ... @@ -1356,16 +1356,40 @@
1356 1356  
1357 1357  = 8. Order Info =
1358 1358  
1487 +== 8.1 Thread Installation Type & Immersion Type Pressure Sensor ==
1359 1359  
1360 1360  
1490 +Part Number: (% style="color:blue" %)**PS-NB/NS-Txx-YY  or  PS-NB/NS-Ixx-YY**
1491 +
1492 +(% style="color:blue" %)**XX:**(%%)** Pressure Range and Thread Type **
1493 +
1494 +(% style="color:blue" %)**YY:**(%%)** The default frequency band**
1495 +
1496 +* YY: Frequency Bands, options: EU433,CN470,EU868,IN865,KR920,AS923,AU915,US915
1497 +
1361 1361  [[image:image-20241021093209-1.png]]
1362 1362  
1500 +
1501 +== 8.2 Wireless Differential Air Pressure Sensor ==
1502 +
1503 +
1504 +Part Number: (% style="color:blue" %)**PS-LB-Dxx-YY  or  PS-LS-Dxx-YY **
1505 +
1506 +(% style="color:blue" %)**XX:**(%%)** Differential Pressure Range**
1507 +
1508 +(% style="color:blue" %)**YY:**(%%)** The default frequency band**
1509 +
1510 +* YY: Frequency Bands, options: EU433,CN470,EU868,IN865,KR920,AS923,AU915,US915
1511 +
1512 +[[image:image-20250401174215-1.png||height="486" width="656"]]
1513 +
1514 +
1363 1363  = 9. ​Packing Info =
1364 1364  
1365 1365  
1366 1366  Package Includes:
1367 1367  
1368 -* PS-LB or PS-LS LoRaWAN Pressure Sensor
1520 +* PS-LB/LS-Txx/Ixx, PS-LB/LS-Dxx   LoRaWAN Pressure Sensor
1369 1369  
1370 1370  Dimension and weight:
1371 1371  
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