Skip to Content

Changes for page Water Quality Sensors

Last modified by Karry Zhuang on 2025/07/25 09:38
From version 73.2
edited by Karry Zhuang
on 2025/07/18 09:20
Change comment: There is no comment for this version
To version 71.8
edited by Karry Zhuang
on 2025/07/16 09:20
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -17,28 +17,24 @@
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 : **1 ~~ 200,000 μS/cm  Resolution: 1 μS/cm
23 -* Probe Electrode
24 -** **ECK1.0 :** K1 Electrode
25 -** **ECK10.0 :** K10 Electrode
26 -** **EC200 :** FourElectrode
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
27 27  * **EC Accuracy**: ±1% FS
28 28  * **Salinity measurement range**
29 -** **EC200 :**0~~70PSU Resolution: 0.1PSU
25 +** **EC200** :0~~70PSU Resolution: 0.1PSU
30 30  * **Temperature measurement range**
31 -** **ECK1/ECK10:**-20~~+60℃; Resolution: 0.1℃
32 -** **EC200 :**-5~~+80℃; Resolution: 0.1℃
27 +** **ECK1/ECK10**:-20~~+60℃; Resolution: 0.1℃
28 +** **EC200** :-5~~+80℃; Resolution: 0.1℃
33 33  * **Temperature Accuracy: **±0.5 °C
34 34  * **Temperature compensation range**
35 -** **ECK1/ECK10:**0~~+60℃ (default compensation temperature 25℃)
36 -** **EC200:**-5~~+80℃ (default compensation temperature 25℃)
37 -* **Temperature compensation coefficient:**Default 0.2
31 +** **ECK1/ECK10**:-5~~+80℃ (default compensation temperature 25℃)
32 +** **EC200**:-5~~+80℃ (default compensation temperature 25℃)
33 +*
38 38  * **Working environment:**
39 39  ** Ambient Temperature: 0–60°C
40 40  ** Relative Humidity: <85% RH(Specifically refers to the cable male and female)
41 -** ECK200 Continuous monitoring of cross-section water quality, aquaculture, sewage treatment, environmental protection, pharmaceuticals, food, tap water, seawater and other high conductivity environments
37 +** ECK200.0 Continuous monitoring of cross-section water quality, aquaculture, sewage treatment, environmental protection, pharmaceuticals, food, tap water, seawater and other high conductivity environments
42 42  * **IP Rated**: IP68
43 43  * **Max Pressure**: 0.6MPa
44 44  
... ... @@ -56,7 +56,7 @@
56 56  
57 57  == 1.4 Mechinical Drawing ==
58 58  
59 - ECK1 and ECK10  EC200
55 + ECK1 and ECK10  ECK200
60 60  
61 61  
62 62  [[image:image-20240714174241-2.png]] [[image:1752564223905-283.png||height="399" width="160"]]
... ... @@ -117,10 +117,7 @@
117 117  RS485 signal (K1 default address 0x12; K10 default address 0x11):
118 118  Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1
119 119  
120 -(% style="color:red" %)**The following commands are by default for ECK1/ECK10.**
121 121  
122 -(% style="color:red" %)**Please note that EC200 has different commands.**
123 -
124 124  === 1.7.1 Query address ===
125 125  
126 126  
... ... @@ -219,32 +219,8 @@
219 219  **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.
220 220  
221 221  
222 -EC200
215 +ECK200
223 223  
224 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:534.333px" %)
225 -|=(% 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
226 -|(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:74px" %)0X00 0X00|(% style="width:94px" %)0X00 0X04|(% style="width:72px" %)(((
227 -0XC5
228 -)))|(% style="width:77px" %)0XC8
229 -
230 -**response:**
231 -
232 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:534.333px" %)
233 -|=(% 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
234 -|(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:74px" %)0X08|(% style="width:94px" %)(((
235 -0X00 0X00  0X1E 0XEF 0X01 0X14 0X00 0X2B
236 -)))|(% style="width:72px" %)(((
237 -0X42
238 -)))|(% style="width:77px" %)0X59
239 -
240 -Conductivity calculation: 0X1EEF=7919=>Conductivity=7919μS/cm
241 -Temperature calculation: 0X0114=276=>Temperature=27.6℃
242 -Salinity calculation: 0X002b=43=>Salinity=4.3PSU
243 -
244 -
245 -
246 -
247 -
248 248  === 1.7.5 Calibration Method ===
249 249  
250 250  ECK1 and ECK10.0
... ... @@ -293,7 +293,7 @@
293 293  
294 294  
295 295  
296 -EC200
265 +ECK200.0
297 297  
298 298  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.
299 299