Changes for page Water Quality Sensors

Last modified by Karry Zhuang on 2025/02/18 15:43
<
From version < 34.1 >
edited by Karry Zhuang
on 2024/07/19 16:25
To version < 32.3 >
edited by Karry Zhuang
on 2024/07/19 15:38
>
Change comment: There is no comment for this version

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... ... @@ -278,7 +278,7 @@
278 278  RS485 signaldefault address 0x10
279 279  Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1
280 280  
281 -=== 2.6.1 Query address ===
281 +=== 2.6.1 Query data ===
282 282  
283 283  send
284 284  
... ... @@ -445,7 +445,7 @@
445 445  RS485 signaldefault address 0x13
446 446  Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1
447 447  
448 -=== 3.6.1 Query address ===
448 +=== 3.6.1 Query data ===
449 449  
450 450  send
451 451  
... ... @@ -534,31 +534,27 @@
534 534  
535 535  == 4.1 Specification ==
536 536  
537 -
538 -* **Measuring range**: 0-20mg/L, 0-50℃
539 -* **Accuracy**: 3%, ±0.5℃
540 -* **Resolution**: 0.01 mg/L, 0.01℃
541 -* **Maximum operating pressure**: 6 bar
542 -* **Output signal**: A: 4-20mA (current loop)B: RS485 (standard Modbus-RTU protocol, device default address: 01)
543 -* **Power supply voltage**: 5-24V DC
544 -* **Working environment**: temperature 0-60℃; humidity <95%RH
537 +* **Measuring range**: 0.1～1000.0NTU
538 +* **Accuracy**: ±5%
539 +* **Resolution**: 0.1NTU
540 +* **Stability**: ≤3mV/24 hours
541 +* **Output signal**: A: 4～20 mA (current loop)B: RS485 (standard Modbus-RTU protocol, device default address: 01)
542 +* **Power supply voltage**: 5～24V DC (when output signal is RS485)12～24V DC (when output signal is 4～20mA)
543 +* **Working environment**: temperature 0～60℃; humidity ≤95%RH
545 545  * **Power consumption**: ≤0.5W
546 546  
547 -== 4.2 wiring ==
546 +== 4.2 Impedance requirements for current signals ==
548 548  
549 -
550 -
551 -== (% id="cke_bm_224234S" style="display:none" %) (%%)4.3 Impedance requirements for current signals ==
552 -
553 553  [[image:image-20240718195414-8.png||height="100" width="575"]]
554 554  
555 555  
551 +== 4.3 wiring ==
552 +
556 556  == 4.4 Mechinical Drawing ==
557 557  
555 +[[image:image-20240718195058-7.png||height="305" width="593"]]
558 558  
559 -[[image:image-20240719155308-1.png||height="226" width="527"]]
560 560  
561 -
562 562  === 4.5 Instructions for use and maintenance ===
563 563  
564 564  * It can be directly put into water without adding a protective tube, ensuring the long-term stability, reliability and accuracy of the sensor.
... ... @@ -566,58 +566,31 @@
566 566  
567 567  == 4.6 RS485 Commands ==
568 568  
569 -RS485 signaldefault address 0x14
570 -Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1
571 -
572 572  === 4.6.1 Query address ===
573 573  
574 574  send
575 575  
576 576  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %)
577 -|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Original 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;" %)Register address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)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
578 -|(% style="width:99px" %)0XFF|(% style="width:72px" %)0X03|(% style="width:64px" %)0X00|(% style="width:68px" %)0X0A|(% style="width:70px" %)0X00|(% style="width:72px" %)0X02|(% style="width:56px" %)0XF1|(% style="width:56px" %)0XD7
570 +|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Original 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;" %)Address high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)Address low|=(% style="width: 70px; background-color: rgb(79, 129, 189); color: white;" %)Quantity high|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Quantity 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
571 +|(% style="width:99px" %)0XFE |(% style="width:72px" %)0X03|(% style="width:64px" %)0X00|(% style="width:68px" %)0X50|(% style="width:70px" %)0X00|(% style="width:72px" %)0X00|(% style="width:56px" %)0X51|(% style="width:56px" %)0XD4
579 579  
580 -If you forget the original address of the sensor, you can use the broadcast address 0XFF instead. When using 0XFE, the host can only connect to one slave, which can be used as a method of address query.
573 +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, which can be used as a method of address query.
581 581  
582 582  
583 583  response
584 584  
585 -Register 0 data high and register 0 data low indicate the actual address of the sensor: 1
586 -Register 1 data high and register 1 data low indicate the sensor version
578 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:561.333px" %)
579 +|=(% 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
580 +|(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0
587 587  
588 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %)
589 -|=(% 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;" %)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: 70px; background-color: rgb(79, 129, 189); color: white;" %)Register 1 Data high|=(% style="width: 72px; background-color: rgb(79, 129, 189); color: white;" %)Register 1 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
590 -|(% style="width:99px" %)0XFF|(% style="width:72px" %)0X03|(% style="width:64px" %)0X04|(% style="width:68px" %)0X00|(% style="width:70px" %)0X01|(% style="width:72px" %)0X00|(% style="width:56px" %)0X00|(% style="width:56px" %)0XB4|(% style="width:56px" %)0X3C
591 591  
592 -=== 4.6.2 Change address ===
583 +=== 4.6.2 Query data ===
593 593  
594 -For example: Change the address of the sensor with address 1 to 2(address range: 1-119), master → slave
595 595  
596 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:907.333px" %)
597 -|=(% style="width: 67px; background-color: rgb(79, 129, 189); color: white;" %)Original address|=(% style="width: 71px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 65px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address high|=(% style="width: 65px; 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: 53px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width: 53px; background-color: rgb(79, 129, 189); color: white;" %)Start address high|=(% style="width: 53px; background-color: rgb(79, 129, 189); color: white;" %)Start address low|=(% style="width: 53px; background-color: rgb(79, 129, 189); color: white;" %)Sensor version|=(% style="width: 53px; background-color: rgb(79, 129, 189); color: white;" %)Sensor version|=(% style="width: 56px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low
598 -|(% style="width:67px" %)0X01|(% style="width:71px" %)0X10|(% style="width:65px" %)0X00|(% style="width:65px" %)0X0A|(% style="width:70px" %)0X00|(% style="width:72px" %)0X02|(% style="width:53px" %)0X04|(% style="width:53px" %)0X00|(% style="width:72px" %)0X02|(% style="width:53px" %)0X00|(% style="width:53px" %)0X00|(% style="width:56px" %)0XD2|(% style="width:53px" %)0X10
586 +The address of the dissolved oxygen sensor is 14
599 599  
600 -response
588 +The query data command is 14 03 00 14 00 01 C6 CB
601 601  
602 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %)
603 -|=(% 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
604 -|(% style="width:99px" %)0X01|(% style="width:72px" %)0X10|(% style="width:64px" %)0X00|(% style="width:68px" %)0X0A|(% style="width:70px" %)0X00|(% style="width:72px" %)0X02|(% style="width:56px" %)0X61|(% style="width:56px" %)0XCA
605 -
606 -=== 4.6.3 Query data ===
607 -
608 -
609 -Send
610 -
611 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %)
612 -|=(% 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
613 -|(% style="width:99px" %)0X14|(% style="width:72px" %)0X03|(% style="width:64px" %)0X00|(% style="width:68px" %)0X14|(% style="width:70px" %)0X00|(% style="width:72px" %)0X01|(% style="width:56px" %)0XC6|(% style="width:56px" %)0XCB
614 -
615 -response
616 -
617 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %)
618 -|=(% 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
619 -|(% style="width:99px" %)0X14|(% style="width:72px" %)0X03|(% style="width:68px" %)0X14|(% style="width:70px" %)0X00|(% style="width:72px" %)0X01|(% style="width:56px" %)0XC6|(% style="width:56px" %)0XCB
620 -
621 621  After the query, 7 bytes will be returned. For example, the returned data is 14 03 02 (% style="color:red" %)**03 78**(%%) B5 55. 03 78 is the value of dissolved oxygen.
622 622  
623 623  Converted to decimal, it is 888. Add two decimal places to get the actual value. 03 78 means the current dissolved oxygen is 8.88mg/L
... ... @@ -638,6 +638,7 @@
638 638  * **Working environment**: temperature 0～60℃; humidity ≤95%RH
639 639  * **Power consumption**: ≤0.5W
640 640  
610 +
641 641  == 5.2 wiring ==
642 642  
643 643  
... ... @@ -675,6 +675,7 @@
675 675  |=(% 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
676 676  |(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0
677 677  
648 +
678 678  === 5.6.2 Query data ===
679 679  
680 680  
image-20240719155308-1.png
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1 -XWiki.karry
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