Changes for page Water Quality Sensors
Last modified by Karry Zhuang on 2025/02/18 15:43
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -235,7 +235,6 @@ 235 235 |=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 68px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 68px;background-color:#4F81BD;color:white" %)Address high|=(% style="width: 68px;background-color:#4F81BD;color:white" %)Address low|=(% style="width: 68px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 68px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 68px;background-color:#4F81BD;color:white" %)CRC16 high 236 236 |(% style="width:99px" %)0X11|(% style="width:112px" %)0X06|(% style="width:135px" %)0X00|(% style="width:126px" %)0X26|(% style="width:85px" %)0X00|(% style="width:1px" %)0X02|(% style="width:1px" %)0XEB|(% style="width:1px" %)0X50 237 237 238 - 239 239 = 2. DR-PH01 Water PH Sensor = 240 240 241 241 == 2.1 Specification == ... ... @@ -273,23 +273,23 @@ 273 273 274 274 Installation Photo as reference: 275 275 276 -**Submerged installation:** 275 +(% style="color:blue" %)**Submerged installation:** 277 277 278 278 The lead wire of the equipment passes through the waterproof pipe, and the 3/4 thread on the top of the equipment is connected to the 3/4 thread of the waterproof pipe with raw tape. Ensure that the top of the equipment and the equipment wire are not flooded. 279 279 280 280 [[image:image-20240718191348-6.png]] 281 281 282 -**Pipeline installation:** 281 +(% style="color:blue" %)**Pipeline installation:** 283 283 284 284 Connect the equipment to the pipeline through the 3/4 thread. 285 285 286 286 [[image:image-20240718191336-5.png||height="239" width="326"]] 287 287 288 -**Sampling:** 287 +(% style="color:blue" %)**Sampling:** 289 289 290 290 Take representative water samples according to sampling requirements. If it is inconvenient to take samples, you can also put the electrode into the solution to be tested and read the output data. After a period of time, take out the electrode and clean it. 291 291 292 -**Measure the pH of the water sample:** 291 +(% style="color:blue" %)**Measure the pH of the water sample:** 293 293 294 294 First rinse the electrode with distilled water, then rinse it with the water sample, then immerse the electrode in the sample, carefully shake the test cup or stir it to accelerate the electrode balance, let it stand, and record the pH value when the reading is stable. 295 295 ... ... @@ -311,41 +311,46 @@ 311 311 312 312 == 2.6 RS485 Commands == 313 313 313 + 314 314 RS485 signaldefault address 0x10 315 315 Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1 316 316 317 + 317 317 === 2.6.1 Query address === 318 318 319 -send 320 320 321 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:676.25px" %) 321 +**send:** 322 + 323 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 322 322 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)Original address|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address high|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width: 1px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 high 323 323 |(% style="width:99px" %)0XFE |(% style="width:112px" %)0X03|(% style="width:135px" %)0X00|(% style="width:126px" %)0X50|(% style="width:85px" %)0X00|(% style="width:1px" %)0X00|(% style="width:1px" %)0X51|(% style="width:1px" %)0XD4 324 324 325 -response 327 +**response:** 326 326 327 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 61.333px" %)329 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 328 328 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)New address|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 106px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width: 93px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 104px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 329 329 |(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0 330 330 331 331 === 2.6.2 Change address === 332 332 335 + 333 333 For example: Change the address of the sensor with address 1 to 2, master → slave 334 334 335 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width: 676.25px" %)338 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 336 336 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)Original address|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address high|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width: 1px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 high 337 337 |(% style="width:99px" %)0X01|(% style="width:112px" %)0X06|(% style="width:135px" %)0X00|(% style="width:126px" %)0X50|(% style="width:85px" %)0X00|(% style="width:1px" %)0X02|(% style="width:1px" %)0X08|(% style="width:1px" %)0X1A 338 338 339 339 If the sensor receives correctly, the data is returned along the original path. 340 -Note: If you forget the original address of the sensor, you can use the broadcast address 0XFE instead. When using 0XFE, the host can only connect to one slave, and the return address is still the original address, which can be used as a method of address query. 341 341 344 +(% style="color:red" %)**Note: If you forget the original address of the sensor, you can use the broadcast address 0XFE instead. When using 0XFE, the host can only connect to one slave, and the return address is still the original address, which can be used as a method of address query.** 342 342 346 + 343 343 === 2.6.3 Modify intercept === 344 344 345 345 346 -send 350 +**send:** 347 347 348 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 70.333px" %)352 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 349 349 |=(% style="width: 71px; background-color: rgb(79, 129, 189); color: white;" %)Address|=(% style="width: 74px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 67px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address low|=(% style="width: 69px; background-color: rgb(79, 129, 189); color: white;" %)Register Length high|=(% style="width: 66px; background-color: rgb(79, 129, 189); color: white;" %)Register Length low|=(% style="width: 57px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 57px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 350 350 |(% style="width:71px" %)0X10|(% style="width:74px" %)0X06|(% style="width:67px" %)0X00|(% style="width:68px" %)0X10|(% style="width:69px" %)0X00|(% style="width:66px" %)0X64|(% style="width:57px" %)0X8A|(% style="width:57px" %)((( 351 351 0XA5 ... ... @@ -353,9 +353,9 @@ 353 353 354 354 Change the intercept of the sensor at address 10 to 1 (default is 0). You need to pass the intercept 1*100 =100 into the command 0x006. 355 355 356 -response 360 +**response:** 357 357 358 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width: 676.25px" %)362 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 359 359 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address high|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width: 1px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 high 360 360 |(% style="width:99px" %)0X10|(% style="width:112px" %)0X06|(% style="width:135px" %)((( 361 361 0X00 ... ... @@ -368,13 +368,13 @@ 368 368 369 369 Query the data (PH) of the sensor (address 10), host → slave 370 370 371 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 99.333px" %)375 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 372 372 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 64px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address low|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 56px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 56px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 373 373 |(% style="width:99px" %)0X10|(% style="width:72px" %)0X03|(% style="width:64px" %)0X00|(% style="width:68px" %)0X00|(% style="width:70px" %)0X00|(% style="width:72px" %)0X01|(% style="width:56px" %)0X87|(% style="width:56px" %)0X4B 374 374 375 375 If the sensor receives correctly, the following data will be returned, slave → host 376 376 377 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 99.333px" %)381 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 378 378 |=(% style="width: 50px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data high|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data low|=(% style="width: 56px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 56px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 379 379 |(% style="width:99px" %)0X10|(% style="width:72px" %)0X03|(% style="width:68px" %)0X02|(% style="width:70px" %)0X02|(% style="width:72px" %)0XAE|(% style="width:56px" %)0XC4|(% style="width:56px" %)0X9B 380 380 ... ... @@ -389,10 +389,10 @@ 389 389 390 390 391 391 This device uses three-point calibration, and three known pH standard solutions need to be prepared. 392 -The calibration steps are as follows: 396 +**The calibration steps are as follows:** 393 393 (1) Place the electrode in distilled water to clean it, and then place it in 9.18 standard buffer solution. After the data stabilizes, enter the following calibration command, and the 9.18 calibration is completed. 394 394 395 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 75.333px" %)399 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 396 396 |=(% style="width: 64px; background-color: rgb(79, 129, 189); color: white;" %)Address|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 66px; background-color: rgb(79, 129, 189); color: white;" %)Address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Address low|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Quantity high|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 397 397 |(% style="width:64px" %)0X10|(% style="width:72px" %)0X06|(% style="width:66px" %)((( 398 398 0X00 ... ... @@ -402,7 +402,7 @@ 402 402 403 403 (2) Wash the electrode in distilled water and place it in 6.86 standard buffer. After the data stabilizes, enter the following calibration command. The 6.86 calibration is completed. 404 404 405 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 75.333px" %)409 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 406 406 |=(% style="width: 64px; background-color: rgb(79, 129, 189); color: white;" %)Address|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 66px; background-color: rgb(79, 129, 189); color: white;" %)Address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Address low|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Quantity high|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 407 407 |(% style="width:64px" %)0X10|(% style="width:72px" %)0X06|(% style="width:66px" %)((( 408 408 0X00 ... ... @@ -412,7 +412,7 @@ 412 412 413 413 (3) Wash the electrode in distilled water and place it in 4.01 standard buffer. After the data stabilizes, enter the following calibration command, and the 4.00 calibration is completed. 414 414 415 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 75.333px" %)419 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 416 416 |=(% style="width: 64px; background-color: rgb(79, 129, 189); color: white;" %)Address|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 66px; background-color: rgb(79, 129, 189); color: white;" %)Address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Address low|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Quantity high|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 55px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 417 417 |(% style="width:64px" %)0X10|(% style="width:72px" %)0X06|(% style="width:66px" %)((( 418 418 0X00 ... ... @@ -425,7 +425,6 @@ 425 425 426 426 = 3. DR-ORP1 Water ORP Sensor = 427 427 428 - 429 429 == 3.1 Specification == 430 430 431 431 * **Power Input**: DC7~~30