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Changes for page Water Quality Sensors

Last modified by Karry Zhuang on 2025/07/25 09:38
From version 71.3
edited by Karry Zhuang
on 2025/07/16 09:14
Change comment: There is no comment for this version
To version 72.18
edited by Karry Zhuang
on 2025/07/16 09:58
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -17,18 +17,25 @@
17 17  * **Interface**: RS485. 9600 Baud Rate
18 18  
19 19  * **EC Range & Resolution:**
20 -** **ECK1.0** : 0 ~~ 2,000 μS/cm  Resolution: 1 μS/cm
21 -** **ECK10.0** : 10 ~~ 20,000 μS/cm  Resolution: 10 μS/cm
22 -** **EC200.0** : 1 ~~ 200,000 μS/cm  Resolution: 1 μS/cm
23 -
20 +** **ECK1.0 :** 0 ~~ 2,000 μS/cm  Resolution: 1 μS/cm
21 +** **ECK10.0 : **10 ~~ 20,000 μS/cm  Resolution: 10 μS/cm
22 +** **EC200 : **1 ~~ 200,000 μS/cm  Resolution: 1 μS/cm
24 24  * **EC Accuracy**: ±1% FS
24 +* **Salinity measurement range**
25 +** **EC200 :**0~~70PSU Resolution: 0.1PSU
26 +* **Temperature measurement range**
27 +** **ECK1/ECK10:**-20~~+60℃; Resolution: 0.1℃
28 +** **EC200 :**-5~~+80℃; Resolution: 0.1℃
25 25  * **Temperature Accuracy: **±0.5 °C
30 +* **Temperature compensation range**
31 +** **ECK1/ECK10:**0~~+60℃ (default compensation temperature 25℃)
32 +** **EC200:**-5~~+80℃ (default compensation temperature 25℃)
33 +* **Temperature compensation coefficient:**Default 0.2
26 26  * **Working environment:**
27 27  ** Ambient Temperature: 0–60°C
28 28  ** Relative Humidity: <85% RH(Specifically refers to the cable male and female)
29 -** ECK200.0 Continuous monitoring of cross-section water quality, aquaculture, sewage treatment, environmental protection, pharmaceuticals, food, tap water, seawater and other high conductivity environments
37 +** ECK200 Continuous monitoring of cross-section water quality, aquaculture, sewage treatment, environmental protection, pharmaceuticals, food, tap water, seawater and other high conductivity environments
30 30  * **IP Rated**: IP68
31 -
32 32  * **Max Pressure**: 0.6MPa
33 33  
34 34  == 1.2 Application for Different Range ==
... ... @@ -45,7 +45,7 @@
45 45  
46 46  == 1.4 Mechinical Drawing ==
47 47  
48 - ECK1 and ECK10  ECK200
55 + ECK1 and ECK10  EC200
49 49  
50 50  
51 51  [[image:image-20240714174241-2.png]] [[image:1752564223905-283.png||height="399" width="160"]]
... ... @@ -106,7 +106,10 @@
106 106  RS485 signal (K1 default address 0x12; K10 default address 0x11):
107 107  Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1
108 108  
116 +**The following commands are by default for ECK1/ECK10. Please note that EC200 has different commands.**
109 109  
118 +(% style="color:red" %)**ery.**
119 +
110 110  === 1.7.1 Query address ===
111 111  
112 112  
... ... @@ -205,8 +205,32 @@
205 205  **For example**, the returned data is 12 03 04 (% style="color:red" %)**02 AE**(%%) 01 64 B8 D0. 02 AE is converted to decimal 686,  K=1, EC: 686uS/cm,temperature: 35.6℃ Convert the returned data to decimal and divide by 10.
206 206  
207 207  
208 -ECK200
218 +EC200
209 209  
220 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:534.333px" %)
221 +|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 53px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 74px; background-color: rgb(79, 129, 189); color: white;" %)Register Address|=(% style="width: 94px; background-color: rgb(79, 129, 189); color: white;" %)Register length|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 77px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high
222 +|(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:74px" %)0X00 0X00|(% style="width:94px" %)0X00 0X04|(% style="width:72px" %)(((
223 +0XC5
224 +)))|(% style="width:77px" %)0XC8
225 +
226 +**response:**
227 +
228 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:534.333px" %)
229 +|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 53px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 74px; background-color: rgb(79, 129, 189); color: white;" %)Number of valid bytes|=(% style="width: 94px; background-color: rgb(79, 129, 189); color: white;" %)Register contents|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 77px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high
230 +|(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:74px" %)0X08|(% style="width:94px" %)(((
231 +0X00 0X00  0X1E 0XEF 0X01 0X14 0X00 0X2B
232 +)))|(% style="width:72px" %)(((
233 +0X42
234 +)))|(% style="width:77px" %)0X59
235 +
236 +Conductivity calculation: 0X1EEF=7919=>Conductivity=7919μS/cm
237 +Temperature calculation: 0X0114=276=>Temperature=27.6℃
238 +Salinity calculation: 0X002b=43=>Salinity=4.3PSU
239 +
240 +
241 +
242 +
243 +
210 210  === 1.7.5 Calibration Method ===
211 211  
212 212  ECK1 and ECK10.0
... ... @@ -255,7 +255,7 @@
255 255  
256 256  
257 257  
258 -ECK200.0
292 +EC200
259 259  
260 260  For the device with address 01, use 1413uS/cm standard solution to calibrate the first point. Send frame: 1413. Convert hexadecimal to 585. Write 0001, 00 00, 0585 to 0x0120, 0x0121, 0x0122 respectively.
261 261