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Last modified by Mengting Qiu on 2025/07/08 10:59
From version 26.2
edited by Xiaoling
on 2023/01/31 13:50
Change comment: There is no comment for this version
To version 16.1
edited by Xiaoling
on 2023/01/31 11:52
Change comment: Uploaded new attachment "image-20230131115217-1.png", version {1}

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1 -[[image:image-20230131115217-1.png]]
1 +[[image:image-20230130161957-1.jpeg||height="493" width="493"]] [[image:image-20230130162222-3.png||height="495" width="477"]]
2 2  
3 3  
4 4  
5 +
5 5  **Table of Contents：**
6 6  
7 7  
9 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
8 8  
9 9  
10 10  
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18 18  
19 19  
20 20  
21 -= 1. Introduction =
22 22  
24 += 1. Introduction =
25 +
23 23  == 1.1 What is LoRaWAN Pressure Sensor ==
24 24  
25 25  
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56 56  * 8500mAh Battery for long term use
57 57  
58 58  
62 +
59 59  == 1.3 Specification ==
60 60  
61 61  
... ... @@ -103,11 +103,14 @@
103 103  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
104 104  
105 105  
110 +
106 106  == 1.4 Probe Types ==
107 107  
113 +
108 108  === 1.4.1 Thread Installation Type ===
109 109  
110 110  
117 +
111 111  [[image:1675071448299-229.png]]
112 112  
113 113  * Hersman Pressure Transmitter
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122 122  * Connector Type: Various Types, see order info
123 123  
124 124  
132 +
125 125  === 1.4.2 Immersion Type ===
126 126  
127 127  
136 +
128 128  [[image:1675071521308-426.png]]
129 129  
130 130  * Immersion Type, Probe IP Level: IP68
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139 139  * Material: 316 stainless steels
140 140  
141 141  
151 +
142 142  == 1.5 Probe Dimension ==
143 143  
144 144  
... ... @@ -159,6 +159,7 @@
159 159  * Constant Pressure Water Supply
160 160  * Liquid Pressure measuring
161 161  
172 +
162 162  Order the suitable thread size and install to measure the air / liquid pressure
163 163  
164 164  [[image:1675071670469-145.png]]
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197 197  [[image:1675071855856-879.png]]
198 198  
199 199  
200 -(% border="1" cellspacing="4" style="background-color:#ffffcc; color:black; width:510px" %)
201 -|(% style="width:138px" %)**Behavior on ACT**|(% style="width:100px" %)**Function**|**Action**
202 -|(% style="width:138px" %)Pressing ACT between 1s < time < 3s|(% style="width:100px" %)Send an uplink|(((
211 +|**Behavior on ACT**|**Function**|**Action**
212 +|Pressing ACT between 1s < time < 3s|Send an uplink|(((
203 203  If sensor is already Joined to LoRaWAN network, sensor will send an uplink packet, **blue led** will blink once.
204 204  
205 205  Meanwhile, BLE module will be active and user can connect via BLE to configure device.
206 206  )))
207 -|(% style="width:138px" %)Pressing ACT for more than 3s|(% style="width:100px" %)Active Device|(((
217 +|Pressing ACT for more than 3s|Active Device|(((
208 208  **Green led** will fast blink 5 times, device will enter **OTA mode** for 3 seconds. And then start to JOIN LoRaWAN network.
209 209  
210 210  **Green led** will solidly turn on for 5 seconds after joined in network.
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211 211  
212 212  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.
213 213  )))
214 -|(% style="width:138px" %)Fast press ACT 5 times.|(% style="width:100px" %)Deactivate Device|red led will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
224 +|Fast press ACT 5 times.|Deactivate Device|red led will solid on for 5 seconds. Means PS-LB is in Deep Sleep Mode.
215 215  
216 216  
217 -
218 218  == 1.9 Pin Mapping ==
219 219  
220 220  
... ... @@ -221,8 +221,9 @@
221 221  [[image:1675072568006-274.png]]
222 222  
223 223  
224 -== 1.10 BLE connection ==
225 225  
234 +1.
235 +11. BLE connection
226 226  
227 227  PS-LB support BLE remote configure.
228 228  
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236 236  If there is no activity connection on BLE in 60 seconds, sensor will shut down BLE module to enter low power mode.
237 237  
238 238  
239 -== 1.11 Mechanical ==
240 240  
241 241  
251 +1.
252 +11. Mechanical
242 242  
254 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
243 243  
244 -[[image:1675143884058-338.png]]
256 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
245 245  
258 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
246 246  
247 -[[image:1675143899218-599.png]]
248 248  
249 249  
250 -[[image:1675143909447-639.png]]
251 251  
263 +1. Configure PS-LB to connect to LoRaWAN network
264 +11. How it works
252 252  
253 -= 2. Configure PS-LB to connect to LoRaWAN network =
254 -
255 -== 2.1 How it works ==
256 -
257 -
258 258  The PS-LB is configured as **LoRaWAN OTAA Class A** mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and activate the PS-LB. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
259 259  
260 260  
269 +1.
270 +11. ​Quick guide to connect to LoRaWAN server (OTAA)
261 261  
262 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
263 -
264 -
265 265  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.
266 266  
267 267  
268 -[[image:1675144005218-297.png]]
275 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
269 269  
270 270  
271 271  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.
... ... @@ -275,43 +275,51 @@
275 275  
276 276  Each PS-LB is shipped with a sticker with the default device EUI as below:
277 277  
278 -[[image:image-20230131134744-2.jpeg]]
279 279  
286 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
280 280  
281 281  
289 +
290 +
291 +
282 282  You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
283 283  
284 284  
285 285  **Register the device**
286 286  
287 -[[image:1675144099263-405.png]]
297 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
288 288  
289 289  
290 290  **Add APP EUI and DEV EUI**
291 291  
292 -[[image:1675144117571-832.png]]
293 293  
303 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
294 294  
305 +
295 295  **Add APP EUI in the application**
296 296  
297 297  
298 -[[image:1675144143021-195.png]]
309 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
299 299  
300 300  
301 301  **Add APP KEY**
302 302  
303 -[[image:1675144157838-392.png]]
314 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
304 304  
316 +
305 305  **Step 2**: Activate on PS-LB
306 306  
307 307  
308 308  Press the button for 5 seconds to activate the PS-LB.
309 309  
322 +
310 310  **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.
311 311  
325 +
312 312  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
313 313  
314 314  
329 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
315 315  
316 316  
317 317  
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328 328  
329 329  
330 330  
331 -1.
332 -11.
346 +1.
347 +11.
333 333  111. Device Status, FPORT=5
334 334  
335 335  Include device configure status. Once PS-LB Joined the network, it will uplink this message to the server.
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402 402  
403 403  
404 404  
405 -1.
406 -11.
420 +1.
421 +11.
407 407  111. Sensor value, FPORT=2
408 408  
424 +
409 409  Uplink payload includes in total 9 bytes.
410 410  
411 411  
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420 420  
421 421  
422 422  
439 +
423 423  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
424 424  
425 425  
426 426  
427 427  1.
428 -11.
445 +11.
429 429  111. Battery Info
430 430  
431 431  Check the battery voltage for PS-LB.
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435 435  Ex2: 0x0B49 = 2889mV
436 436  
437 437  
438 -1.
439 -11.
455 +1.
456 +11.
440 440  111. Probe Model
441 441  
442 442  PS-LB has different kind of probe, 0~~20mA represent the full scale of the measuring range. So a 15mA output means different meaning for different probe. 
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451 451  The probe model field provides the convenient for server to identical how it should parse the 0~~20mA sensor value and get the correct value.
452 452  
453 453  
454 -1.
455 -11.
471 +1.
472 +11.
456 456  111. 0~~20mA value (IDC_IN)
457 457  
458 458  The output value from Pressure Probe, use together with Probe Model to get the pressure value or water level.
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463 463  27AE(H) = 10158 (D)/1000 = 10.158mA.
464 464  
465 465  
466 -1.
467 -11.
483 +1.
484 +11.
468 468  111. 0~~30V value ( pin VDC_IN)
469 469  
470 470  Measure the voltage value. The range is 0 to 30V.
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475 475  138E(H) = 5006(D)/1000= 5.006V
476 476  
477 477  
478 -1.
479 -11.
495 +1.
496 +11.
480 480  111. IN1&IN2&INT pin
481 481  
499 +
482 482  IN1 and IN2 are used as digital input pins.
483 483  
484 484  **Example**:
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506 506  
507 507  
508 508  
509 -1.
510 -11.
527 +1.
528 +11.
511 511  111. ​Decode payload in The Things Network
512 512  
513 513  While using TTN network, you can add the payload format to decode the payload.
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520 520  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
521 521  
522 522  
523 -1.
541 +1.
524 524  11. Uplink Interval
525 525  
526 526  The PS-LB by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link:
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529 529  
530 530  
531 531  
532 -1.
550 +1.
533 533  11. ​Show Data in DataCake IoT Server
534 534  
535 535  [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
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601 601  
602 602  
603 603  
604 -1.
622 +1.
605 605  11. ​Firmware Change Log
606 606  
607 607  **Firmware download link:**
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639 639  These commands only valid for PS-LB, as below:
640 640  
641 641  
642 -1.
660 +1.
643 643  11. Set Transmit Interval Time
644 644  
645 645  Feature: Change LoRaWAN End Node Transmit Interval.
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670 670  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
671 671  
672 672  
673 -1.
691 +
692 +1.
674 674  11. Set Interrupt Mode
675 675  
676 676  Feature, Set Interrupt mode for GPIO_EXIT.
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703 703  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
704 704  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
705 705  
706 -1.
725 +1.
707 707  11. Set the output time
708 708  
709 709  Feature, Control the output 3V3 , 5V or 12V.
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784 784  * Example 5: Downlink Payload: 070301F4  -> AT+12VT=500
785 785  * Example 6: Downlink Payload: 07030000  -> AT+12VT=0
786 786  
787 -1.
806 +1.
788 788  11. Set the Probe Model
789 789  
790 790  **AT Command: AT** **+PROBE**
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816 816  
817 817  
818 818  
838 +
819 819  1. Battery & how to replace
820 820  11. Battery Type
821 821  
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832 832  PS-LB:  2.45v ~~ 3.6v
833 833  
834 834  
835 -1.
855 +1.
836 836  11. Replace Battery
837 837  
838 838  Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
... ... @@ -841,7 +841,7 @@
841 841  
842 842  
843 843  
844 -1.
864 +1.
845 845  11. Power Consumption Analyze
846 846  
847 847  Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
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872 872  * [[Lithium-Thionyl Chloride Battery>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/ER18505_datasheet-EN.pdf]] datasheet, [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/ER18505_datasheet_PM-ER18505-S-02-LF_EN.pdf]]
873 873  * [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
874 874  
895 +
875 875  |(((
876 876  JST-XH-2P connector
877 877  )))
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881 881  
882 882  
883 883  1.
884 -11.
905 +11.
885 885  111. ​Battery Note
886 886  
887 887  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
888 888  
889 889  
890 -1.
891 -11.
911 +1.
912 +11.
892 892  111. ​Replace the battery
893 893  
894 894  You can change the battery in the PS-LB.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
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909 909  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]]
910 910  
911 911  
912 -1.
933 +1.
913 913  11. AT Command Set
914 914  
936 +
915 915  1. OTA firmware update
916 916  
917 917  Please see this link for how to do OTA firmware update.
... ... @@ -928,7 +928,7 @@
928 928  See: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
929 929  
930 930  
931 -1.
953 +1.
932 932  11. How to update firmware via UART port?
933 933  
934 934  See:
... ... @@ -936,7 +936,7 @@
936 936  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]
937 937  
938 938  
939 -1.
961 +1.
940 940  11. How to change the LoRa Frequency Bands/Region
941 941  
942 942  You can follow the instructions for [[how to upgrade image>>path:#3ygebqi]].
... ... @@ -969,6 +969,7 @@
969 969  
970 970  
971 971  
994 +
972 972  1. ​Support
973 973  
974 974  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
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