Changes for page PS-LB/LS -- LoRaWAN Air Water Pressure Sensor User Manual
Last modified by Xiaoling on 2025/04/27 10:31
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... ... @@ -1187,6 +1187,8 @@ 1187 1187 OK 1188 1188 |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0003|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 3m type.|(% style="background-color:#f2f2f2" %)OK 1189 1189 |(% style="background-color:#f2f2f2; width:154px" %)((( 1190 + 1191 + 1190 1190 AT+PROBE=000A 1191 1191 )))|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 10m type.|(% style="background-color:#f2f2f2" %)OK 1192 1192 |(% style="background-color:#f2f2f2; width:154px" %)AT+PROBE=0064|(% style="background-color:#f2f2f2; width:269px" %)Set water depth sensor mode, 100m type.|(% style="background-color:#f2f2f2" %)OK ... ... @@ -1286,18 +1286,18 @@ 1286 1286 1287 1287 Measure the corresponding current of the sensor when the liquid depth is 2.04m and 0.51m. 1288 1288 1289 -Calculate scale factor :1291 +Calculate scale factor: 1290 1290 Use these two data to calculate the current and depth scaling factors:(7.888-5.035)/(2.04-0.51)=1.86470588235294 1291 1291 1292 -Calculation formula :1294 +Calculation formula: 1293 1293 1294 1294 Use the calibration formula:(Current current - Minimum calibration current)/Scale factor + Minimum actual calibration height 1295 1295 1296 -Actual calculations :1298 +Actual calculations: 1297 1297 1298 1298 Use this formula to calculate the value corresponding to the current at a depth of 1.5 meters: (6.918-5.035)/1.86470588235294+0.51=1.519810726 1299 1299 1300 -Error :1302 +Error: 1301 1301 1302 1302 0.009810726 1303 1303