Changes for page Water Quality Sensors
Last modified by Karry Zhuang on 2025/02/18 15:43
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... ... @@ -32,7 +32,6 @@ 32 32 33 33 * **Max Pressure**: 0.6MPa 34 34 35 - 36 36 == 1.2 Application for Different Range == 37 37 38 38 ... ... @@ -100,7 +100,6 @@ 100 100 101 101 * The equipment should be calibrated before each use. It is recommended to calibrate it every 3 months for long-term use. The calibration frequency should be adjusted appropriately according to different application conditions (degree of dirt in the application, deposition of chemical substances, etc.). 102 102 103 - 104 104 == 1.7 RS485 Commands == 105 105 106 106 ... ... @@ -126,7 +126,6 @@ 126 126 |=(% style="width: 100px;background-color:#4F81BD;color:white" %)New address|=(% style="width: 110px;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 127 127 |(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0 128 128 129 - 130 130 === 1.7.2 Change address === 131 131 132 132 ... ... @@ -164,7 +164,6 @@ 164 164 0X8F 165 165 ))) 166 166 167 - 168 168 === 1.7.4 Query data === 169 169 170 170 ... ... @@ -251,7 +251,6 @@ 251 251 |=(% 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 252 252 |(% 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 253 253 254 - 255 255 = 2. DR-PH01 Water PH Sensor = 256 256 257 257 == 2.1 Specification == ... ... @@ -281,7 +281,6 @@ 281 281 282 282 * **Max Pressure**: 0.6MPa 283 283 284 - 285 285 == 2.2 Wiring == 286 286 287 287 ... ... @@ -343,7 +343,6 @@ 343 343 344 344 * The equipment should be calibrated before each use. For long-term use, it is recommended to calibrate once every 3 months. The calibration frequency should be adjusted appropriately according to different application conditions (degree of dirt in the application, deposition of chemical substances, etc.). After aging, the electrodes should be replaced in time. 345 345 346 - 347 347 == 2.6 RS485 Commands == 348 348 349 349 ... ... @@ -489,6 +489,7 @@ 489 489 * **Max Pressure**: 0.6MPa 490 490 491 491 485 + 492 492 == 3.2 Wiring == 493 493 494 494 ... ... @@ -500,7 +500,6 @@ 500 500 501 501 [[image:image-20240714174241-2.png]] 502 502 503 - 504 504 == 3.4 Installation Notice == 505 505 506 506 ... ... @@ -559,7 +559,6 @@ 559 559 |=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Original address|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Address high|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Address low|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)CRC16 high 560 560 |(% 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 561 561 562 - 563 563 **response:** 564 564 565 565 (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) ... ... @@ -566,7 +566,6 @@ 566 566 |=(% style="width: 103.6px;background-color:#4F81BD;color:white" %)New address|=(% style="width: 103.6px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 103.6px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width: 103.6px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 103.6px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 567 567 |(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0 568 568 569 - 570 570 === 3.6.2 Change address === 571 571 572 572 ... ... @@ -604,7 +604,6 @@ 604 604 0X96 605 605 ))) 606 606 607 - 608 608 === 3.6.4 Query data === 609 609 610 610 ... ... @@ -658,34 +658,21 @@ 658 658 659 659 660 660 * **Measuring range**: 0-20mg/L, 0-50°C 661 - 662 662 * **Accuracy**: 3%, ±0.5°C 663 - 664 664 * **Resolution**: 0.01 mg/L, 0.01°C 665 - 666 666 * **Maximum operating pressure**: 6 bar 667 - 668 668 * **Output signal**: A: 4-20mA (current loop)B: RS485 (standard Modbus-RTU protocol, device default address: 01) 669 - 670 670 * **Power supply voltage**: 5-24V DC 671 - 672 672 * **Working environment**: temperature 0-60°C; humidity <95%RH 673 - 674 674 * **Power consumption**: ≤0.5W 675 675 676 676 == 4.2 wiring == 677 677 678 - 679 679 [[image:image-20240720172632-4.png||height="390" width="640"]] 680 680 681 681 682 -== 4.3 Impedance requirements for current signals == 664 +== (% id="cke_bm_224234S" style="display:none" %) (%%)4.3 Impedance requirements for current signals == 683 683 684 - 685 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:420px" %) 686 -|=(% style="width: 140px" %)Supply Voltage|=(% style="width: 70px;" %)9V|=(% style="width: 70px;" %)**12V**|=(% style="width: 70px;" %)**20V**|=(% style="width: 70px;" %)**24V** 687 -|(% style="width:137px" %)**Max Impedance**|(% style="width:70px" %)**<250Ω**|(% style="width:68px" %)**<400Ω**|(% style="width:68px" %)**<500Ω**|(% style="width:70px" %)**<900Ω** 688 - 689 689 [[image:image-20240718195414-8.png||height="100" width="575"]] 690 690 691 691 ... ... @@ -697,69 +697,61 @@ 697 697 698 698 == 4.5 Instructions for use and maintenance == 699 699 700 - 701 701 * It can be directly put into water without adding a protective tube, ensuring the long-term stability, reliability and accuracy of the sensor. 702 - 703 703 * If the water conditions are complex and you want accurate data, you need to wipe the sensor probe frequently. 704 704 705 - 706 706 == 4.6 RS485 Commands == 707 707 708 - 709 709 RS485 signaldefault address 0x14 710 710 Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1 711 711 712 - 713 713 === 4.6.1 Query address === 714 714 687 +send 715 715 716 -**send:** 717 - 718 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 719 -|=(% style="width: 64.75px;background-color:#4F81BD;color:white" %)Original address|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Register address high|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Register address low|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 689 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 690 +|=(% 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 720 720 |(% 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 721 721 722 722 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. 723 723 724 724 725 - **response:**696 +response 726 726 727 727 Register 0 data high and register 0 data low indicate the actual address of the sensor: 1 728 728 Register 1 data high and register 1 data low indicate the sensor version 729 729 730 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)731 -|=(% style="width: 40px;background-color:#4F81BD;color:white" %)Address|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data high|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data low|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Register 1 Data high|=(% style="width:59.75px; background-color: rgb(79, 129, 189); color: white;" %)Register 1 Data low|=(% style="width: 59.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 59.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high701 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 702 +|=(% 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 732 732 |(% 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 733 733 734 734 === 4.6.2 Change address === 735 735 736 - 737 737 For example: Change the address of the sensor with address 1 to 2(address range: 1-119), master → slave 738 738 739 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width: 518px" %)740 -|=(% style="width: 40px; background-color: rgb(79, 129, 189); color: white;" %)Original address|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address high|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Starting register address low|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Start address high|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Start address low|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Sensor version|=(% style="width:40px; background-color: rgb(79, 129, 189); color: white;" %)Sensor version|=(% style="width:39px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high|=(% style="width:39px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low709 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:907.333px" %) 710 +|=(% 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 741 741 |(% 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 742 742 743 - **response:**713 +response 744 744 745 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)746 -|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 68px; 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:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high715 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 716 +|=(% 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 747 747 |(% 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 748 748 749 - 750 750 === 4.6.3 Query data === 751 751 752 752 753 753 Query the data (dissolved oxygen) of the sensor (address 14), host → slave 754 754 755 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)756 -|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 68px; 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:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high724 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 725 +|=(% 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 757 757 |(% 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 758 758 759 759 If the sensor receives correctly, the following data will be returned, slave → host 760 760 761 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)762 -|=(% style="width: 44px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data high|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high730 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 731 +|=(% 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 763 763 |(% style="width:99px" %)0X14|(% style="width:72px" %)0X03|(% style="width:68px" %)0X02|(% style="width:70px" %)0X03|(% style="width:72px" %)0X78|(% style="width:56px" %)0XB5|(% style="width:56px" %)0X55 764 764 765 765 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. ... ... @@ -769,67 +769,54 @@ 769 769 770 770 Query the data (temperature) of the sensor (address 14), host → slave 771 771 772 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)773 -|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 68px; 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:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high741 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 742 +|=(% 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 774 774 |(% style="width:99px" %)0X14|(% style="width:72px" %)0X03|(% style="width:64px" %)0X00|(% style="width:68px" %)0X11|(% style="width:70px" %)0X00|(% style="width:72px" %)0X01|(% style="width:56px" %)0XD6|(% style="width:56px" %)0XCA 775 775 776 776 If the sensor receives correctly, the following data will be returned, slave → host 777 777 778 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)779 -|=(% style="width: 44px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data high|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high747 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 748 +|=(% 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 780 780 |(% style="width:99px" %)0X14|(% style="width:72px" %)0X03|(% style="width:68px" %)0X02|(% style="width:70px" %)0X09|(% style="width:72px" %)0XA4|(% style="width:56px" %)0XB2|(% style="width:56px" %)0X6C 781 781 782 782 After the query, 7 bytes will be returned. For example, the returned data is 14 03 02 (% style="color:red" %)**09 A4**(%%) B2 6C. 03 78 is the value of dissolved oxygen temperature. 783 783 784 -Converted to decimal, it is 2468. Add two decimal places to get the actual value. 09 A4 means the current dissolved oxygen temperature is 24.68 °C753 +Converted to decimal, it is 2468. Add two decimal places to get the actual value. 09 A4 means the current dissolved oxygen temperature is 24.68℃ 785 785 786 786 787 787 = 5. DR-TS1 Water Turbidity Sensor = 788 788 789 -== 5.1 Specification == 790 790 791 791 792 - ***Measuring range**:0.11000.0NTU760 +== (% id="cke_bm_81470S" style="display:none" %) (%%)5.1 Specification == 793 793 762 +* **Measuring range**: 0.1~1000.0NTU 794 794 * **Accuracy**: ±5% 795 - 796 796 * **Resolution**: 0.1NTU 797 - 798 798 * **Stability**: ≤3mV/24 hours 766 +* **Output signal**: A: 4~20 mA (current loop)B: RS485 (standard Modbus-RTU protocol, device default address: 01) 767 +* **Power supply voltage**: 5~24V DC (when output signal is RS485)12~24V DC (when output signal is 4~20mA) 768 +* **Working environment**: temperature 0~60℃; humidity ≤95%RH 769 +* **Power consumption**: ≤0.5W 799 799 800 -* **Output signal**: A: 420 mA (current loop)B: RS485 (standard Modbus-RTU protocol, device default address: 01) 801 - 802 -* **Power supply voltage**: 524V DC (when output signal is RS485)1224V DC (when output signal is 420mA) 803 - 804 -* **Working environment**: temperature 060°C; humidity ≤ 95%RH 805 - 806 -* **Power consumption**: ≤ 0.5W 807 - 808 808 == 5.2 wiring == 809 809 810 - 811 811 [[image:image-20240720172640-5.png||height="387" width="635"]] 812 812 813 813 814 814 == 5.3 Impedance requirements for current signals == 815 815 778 +[[image:image-20240718195414-8.png||height="100" width="575"]] 816 816 817 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:420px" %) 818 -|=(% style="width: 140px" %)Supply Voltage|=(% style="width: 70px;" %)9V|=(% style="width: 70px;" %)**12V**|=(% style="width: 70px;" %)**20V**|=(% style="width: 70px;" %)**24V** 819 -|(% style="width:137px" %)**Max Impedance**|(% style="width:70px" %)**<250Ω**|(% style="width:68px" %)**<400Ω**|(% style="width:68px" %)**<500Ω**|(% style="width:70px" %)**<900Ω** 820 820 821 - 822 822 == 5.4 Mechinical Drawing == 823 823 824 - 825 825 [[image:image-20240718195058-7.png||height="305" width="593"]] 826 826 827 827 828 828 == 5.5 Instructions for use and maintenance == 829 829 830 - 831 831 * It can be directly put into water without adding a protective tube, ensuring the long-term stability, reliability and accuracy of the sensor. 832 - 833 833 * If the water conditions are complex and you want accurate data, you need to wipe the sensor probe frequently. 834 834 835 835 == 5.6 RS485 Commands == ... ... @@ -838,52 +838,47 @@ 838 838 RS485 signaldefault address 0x15 839 839 Standard Modbus-RTU protocol, baud rate: 9600; check bit: none; data bit: 8; stop bit: 1 840 840 841 - 842 842 === 5.6.1 Query address === 843 843 799 +send 844 844 845 -**send:** 801 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 802 +|=(% 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 803 +|(% 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 846 846 847 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:518px" %) 848 -|=(% style="width: 80.75px;background-color:#4F81BD;color:white" %)Original address|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Address high|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Address low|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Quantity high|=(% style="width: 64.75px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 54.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 58.75px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high 849 -|(% style="width:99px" %)0XFE |(% style="width:64.75px" %)0X03|(% style="width:64px" %)0X00|(% style="width:64.75px" %)0X50|(% style="width:70px" %)0X00|(% style="width:72px" %)0X00|(% style="width:56px" %)0X51|(% style="width:56px" %)0XD4 850 - 851 851 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. 852 852 853 853 854 - **response:**808 +response 855 855 856 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:51 8px" %)857 -|=(% style="width: 103.6px;background-color:#4F81BD;color:white" %)New address|=(% style="width:103.6px;background-color:#4F81BD;color:white" %)Function code|=(% style="width: 103.6px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:103.6px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 103.6px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high810 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:561.333px" %) 811 +|=(% 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 858 858 |(% style="width:99px" %)0X01|(% style="width:112px" %)0X03|(% style="width:106px" %)0X00|(% style="width:93px" %)0X20|(% style="width:104px" %)0XF0 859 859 860 860 === 5.6.2 Change address === 861 861 862 - 863 863 For example: Change the address of the sensor with address 1 to 2, master → slave 864 864 865 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)866 -|=(% style="width: 80.75px;background-color:#4F81BD;color:white" %)Original address|=(% style="width:64.75px;background-color:#4F81BD;color:white" %)Function code|=(% style="width:64.75px;background-color:#4F81BD;color:white" %)Address high|=(% style="width:64.75px;background-color:#4F81BD;color:white" %)Address low|=(% style="width:64.75px;background-color:#4F81BD;color:white" %)Quantity high|=(% style="width:64.75px; background-color: rgb(79, 129, 189); color: white;" %)Quantity low|=(% style="width: 54.75px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 58.75px;background-color:#4F81BD;color:white" %)CRC16 high818 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:676.25px" %) 819 +|=(% 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 867 867 |(% 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 868 868 869 869 If the sensor receives correctly, the data is returned along the original path. 823 +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. 870 870 871 -(% 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.** 872 - 873 - 874 874 === 5.6.3 Query data === 875 875 876 876 877 877 Query the data (turbidity) of the sensor (address 15), host → slave 878 878 879 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)880 -|=(% style="width: 42px;background-color:#4F81BD;color:white" %)Address|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width: 68px; 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:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length high|=(% style="width:68px; background-color: rgb(79, 129, 189); color: white;" %)Register length low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width: 68px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high830 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 831 +|=(% 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 881 881 |(% style="width:99px" %)0X15|(% 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" %)0X1E 882 882 883 883 If the sensor receives correctly, the following data will be returned, slave → host 884 884 885 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:5 18px" %)886 -|=(% style="width: 44px;background-color:#4F81BD;color:white" %)Address|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Function code|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data high|=(% style="width: 79px; background-color: rgb(79, 129, 189); color: white;" %)Register 0 Data low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 low|=(% style="width:79px; background-color: rgb(79, 129, 189); color: white;" %)CRC16 high836 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:599.333px" %) 837 +|=(% 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 887 887 |(% style="width:99px" %)0X15|(% style="width:72px" %)0X03|(% style="width:68px" %)0X02|(% style="width:70px" %)0X02|(% style="width:72px" %)0X9A|(% style="width:56px" %)0X09|(% style="width:56px" %)0X4C 888 888 889 889 The query data command is 15 03 00 00 00 01 87 1E