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Last modified by Xiaoling on 2025/07/10 16:21
From version 130.2
edited by Xiaoling
on 2025/04/27 09:44
Change comment: There is no comment for this version
To version 142.1
edited by Mengting Qiu
on 2025/06/03 17:18
Change comment: There is no comment for this version

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142 142  * Long-Term Stability: ±0.2% F.S / Year
143 143  * Storage temperature: -30°C~~80°C
144 144  * Operating temperature: 0°C~~50°C
145 -* Material: 316 stainless steels
145 +* Probe Material: 316 stainless steels
146 +* Cable model specifications： CGYPU 5*0.2mm2
147 +* Usage characteristics of Cable
148 +1） Operating temperature：-40℃— +70℃
149 +2） -30℃ bending cable 15 times of outer diameter can work normally
146 146  
147 147  === 1.4.3 Wireless Differential Air Pressure Sensor ===
148 148  
... ... @@ -311,7 +311,7 @@
311 311  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.
312 312  
313 313  
314 -**Step 1: Create a device in TTN with the OTAA keys from PS-LB/LS.**
318 +(% style="color:blue" %)**Step 1: Create a device in TTN with the OTAA keys from PS-LB/LS.**
315 315  
316 316  Each PS-LB/LS is shipped with a sticker with the default device EUI as below:
317 317  
... ... @@ -344,7 +344,7 @@
344 344  [[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  
346 346  
347 -**Step 2: Add decoder.**
351 +(% style="color:blue" %)**Step 2: Add decoder.**
348 348  
349 349  In TTN, user can add a custom payload so it shows friendly reading.
350 350  
... ... @@ -357,7 +357,7 @@
357 357  [[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"]]
358 358  
359 359  
360 -**Step 3: Activate on PS-LB/LS**
364 +(% style="color:blue" %)**Step 3: Activate on PS-LB/LS**
361 361  
362 362  Press the button for 5 seconds to activate the PS-LB/LS.
363 363  
... ... @@ -376,7 +376,7 @@
376 376  Users can also use the downlink command(0x26 01) to ask PS-LB/LS to resend this uplink.
377 377  
378 378  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
379 -|(% colspan="6" style="background-color:#4f81bd; color:white" %)Device Status (FPORT=5)
383 +|(% colspan="6" style="background-color:#4f81bd; color:white" %)**Device Status (FPORT=5)**
380 380  |(% 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
381 381  |(% 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
382 382  
... ... @@ -446,10 +446,8 @@
446 446  
447 447  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
448 448  |(% style="background-color:#4f81bd; color:white; width:97px" %)(((
449 -
450 -
451 -Size(bytes)
452 -)))|(% 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
453 +**Size(bytes)**
454 +)))|(% 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**
453 453  |(% 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"]]
454 454  
455 455  [[image:1675144608950-310.png]]
... ... @@ -470,11 +470,10 @@
470 470  
471 471  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. 
472 472  
473 -
474 474  For example.
475 475  
476 476  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
477 -|(% 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
478 +|(% 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**
478 478  |(% 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
479 479  |(% 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
480 480  |(% 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
... ... @@ -482,6 +482,23 @@
482 482  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.
483 483  
484 484  
486 +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.
487 +
488 +**Examples for decoder implementation:**
489 +
490 +~1. For AT+PROBE=0005, add the following processing in your decoder:
491 +
492 +[[image:image-20250512144042-1.png]]
493 +
494 +[[image:image-20250512144122-2.png]]
495 +
496 +2. For AT+PROBE=0102, add the following processing in your decoder(Corresponding to the position shown in the above screenshot).
497 +
498 +bytes[i]=0x01;bytes[1+i]=0x02;
499 +
500 +bytes[2]=0x01;bytes[3]=0x02;
501 +
502 +
485 485  === 2.3.5 0~~20mA value (IDC_IN) ===
486 486  
487 487  
... ... @@ -535,10 +535,8 @@
535 535  
536 536  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
537 537  |(% style="background-color:#4f81bd; color:white; width:65px" %)(((
538 -
539 -
540 -Size(bytes)
541 -)))|(% style="background-color:#4f81bd; color:white; width:35px" %)2|(% style="background-color:#4f81bd; color:white; width:400px" %)n
556 +**Size(bytes)**
557 +)))|(% style="background-color:#4f81bd; color:white; width:35px" %)**2**|(% style="background-color:#4f81bd; color:white; width:400px" %)**n**
542 542  |(% style="width:94px" %)Value|(% style="width:43px" %)[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(% style="width:367px" %)(((
543 543  
544 544  
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1219 1219  
1220 1220  AT Command: AT +STDC
1221 1221  
1222 -AT+STDC=aa,bb,bb
1238 +AT+STDC=aa,bb,cc
1223 1223  
1224 1224  aa:
1225 1225  0: means disable this function and use TDC to send packets.
... ... @@ -1253,6 +1253,113 @@
1253 1253  
1254 1254  * Example 1: Downlink Payload: AE 01 02 58 12 ~-~-->  AT+STDC=1,600,18
1255 1255  
1272 +== 3.4 Print data entries base on page(Since v1.1.0) ==
1273 +
1274 +
1275 +Feature: Print the sector data from start page to stop page (max is 416 pages).
1276 +
1277 +(% style="color:#4f81bd" %)**AT Command: AT+PDTA**
1278 +
1279 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1280 +|(% style="background-color:#4f81bd; color:white; width:158px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:352px" %)**Function**
1281 +|(% style="width:156px" %)(((
1282 + AT+PDTA=1,1
1283 +Print page 1 to 1
1284 +)))|(% style="width:311px" %)(((
1285 +Stop Tx events when read sensor data
1286 +
1287 +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
1288 +
1289 +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
1290 +
1291 +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
1292 +
1293 +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
1294 +
1295 +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
1296 +
1297 +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
1298 +
1299 +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
1300 +
1301 +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
1302 +
1303 +Start Tx events
1304 +
1305 +
1306 +OK
1307 +)))
1308 +
1309 +(% style="color:#4f81bd" %)**Downlink Command:**
1310 +
1311 +No downlink commands for feature
1312 +
1313 +
1314 +== 3.5 Print last few data entries(Since v1.1.0) ==
1315 +
1316 +
1317 +Feature: Print the last few data entries
1318 +
1319 +
1320 +(% style="color:#4f81bd" %)**AT Command: AT+PLDTA**
1321 +
1322 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1323 +|(% style="background-color:#4f81bd; color:white; width:158px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:352px" %)**Function**
1324 +|(% style="width:156px" %)(((
1325 +AT+PLDTA=10
1326 +Print last 10 entries
1327 +)))|(% style="width:311px" %)(((
1328 +Stop Tx events when read sensor data
1329 +
1330 +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
1331 +
1332 +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
1333 +
1334 +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
1335 +
1336 +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
1337 +
1338 +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
1339 +
1340 +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
1341 +
1342 +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
1343 +
1344 +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
1345 +
1346 +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
1347 +
1348 +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
1349 +
1350 +Start Tx events
1351 +
1352 +OK
1353 +)))
1354 +
1355 +(% style="color:#4f81bd" %)**Downlink Command:**
1356 +
1357 +No downlink commands for feature
1358 +
1359 +
1360 +== 3.6 Clear Flash Record(Since v1.1.0) ==
1361 +
1362 +
1363 +Feature: Clear flash storage for data log feature.
1364 +
1365 +(% style="color:#4f81bd" %)**AT Command: AT+CLRDTA**
1366 +
1367 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:503px" %)
1368 +|(% 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**
1369 +|(% style="width:155px" %)AT+CLRDTA |(% style="width:134px" %)Clear date record|(% style="width:209px" %)(((
1370 +Clear all stored sensor data…
1371 +
1372 +OK
1373 +)))
1374 +
1375 +(% style="color:#4f81bd" %)**Downlink Command: 0xA3**
1376 +
1377 +* Example: 0xA301  ~/~/  Same as AT+CLRDTA
1378 +
1256 1256  = 4. Battery & Power Consumption =
1257 1257  
1258 1258  
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1317 1317  [[image:image-20240329175044-1.png]]
1318 1318  
1319 1319  
1443 +== 6.5 Cable & Probe Material Compatibility(Immersion type) ==
1444 +
1445 +
1446 +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.
1447 +
1448 +(% style="color:blue" %)**The material of the immersed part of the immersion sensor:**
1449 +
1450 +* **Cable Jacket**: Black polyurethane (PU) – Resistant to water, oils, and mild chemicals.
1451 +* **Probe Material**: 316 stainless steel – Corrosion-resistant in most industrial/marine environments.
1452 +
1453 +(% style="color:blue" %)**Chemical Compatibility:**
1454 +
1455 +* **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).
1456 +* 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.
1457 +
1458 +**Chemical Resistance Chart for Polyurethane (PU) Cable**
1459 +
1460 +[[image:image-20250603171424-1.png||height="429" width="625"]]
1461 +
1462 +**Chemical Resistance Chart for 316 Stainless Steel Probe**
1463 +
1464 +[[image:image-20250603171503-2.png||height="350" width="616"]]
1465 +
1466 +
1320 1320  = 7. Troubleshooting =
1321 1321  
1322 1322  == 7.1 Water Depth Always shows 0 in payload ==
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