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Last modified by Xiaoling on 2025/07/10 16:21
From version 138.1
edited by Mengting Qiu
on 2025/05/23 08:45
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  
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1265 1265  
1266 1266  * Example 1: Downlink Payload: AE 01 02 58 12 ~-~-->  AT+STDC=1,600,18
1267 1267  
1268 -
1269 1269  == 3.4 Print data entries base on page(Since v1.1.0) ==
1270 1270  
1271 1271  
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1437 1437  [[image:image-20240329175044-1.png]]
1438 1438  
1439 1439  
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 +
1440 1440  = 7. Troubleshooting =
1441 1441  
1442 1442  == 7.1 Water Depth Always shows 0 in payload ==
image-20250603171424-1.png
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