Changes for page Water Quality Sensors

Last modified by Karry Zhuang on 2025/02/18 15:43

From version 13.1
edited by Karry Zhuang
on 2024/07/18 15:59
Change comment: There is no comment for this version
To version 10.1
edited by Karry Zhuang
on 2024/07/18 12:01
Change comment: There is no comment for this version

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... ... @@ -42,13 +42,11 @@
42 42  
43 43  == 1.7 RS485 Commands ==
44 44  
45 -=== 1.7.1 Query data ===
45 +The address of the EC K1 sensor is 11
46 46  
47 -The address of the EC K10 sensor is 11
48 -
49 49  The query data command is 11 03 00 00 00 02 C6 9B
50 50  
51 -For example, the returned data is 11 03 04 (% style="color:red" %)**02 AE**(%%) 01 64 8B D0. 02 AE is converted to decimal 686,  K=10, EC: 6860uS/cm
49 +For example, the returned data is 11 03 04 02 AE 01 64 8B D0, 02 AE is converted to decimal 686,  K=1, EC: 686uS/cm
52 52  
53 53  
54 54  The address of the EC K1 sensor is 12
... ... @@ -55,62 +55,39 @@
55 55  
56 56  The query data command is 12 03 00 00 00 02 C6 A8
57 57  
58 -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.
56 +~; when K=10, EC: 6860uS/cm.
59 59  
60 -
61 -=== 1.7.2 Calibration Method ===
62 -
63 -
64 -This device uses one-point calibration, and you need to prepare a known E standard solution. When mileage K=1, 1~~2000 uses 1413uS/cm standard solution, and when mileage K=10, 10~~20000 uses 12.88mS/cm standard solution. The calibration steps are as follows:
65 -(1) Place the electrode in distilled water and clean it. When mileage 1~~2000 uses 1413HS/cm standard solution, enter the following calibration command after the data is stable.
66 -
67 -
68 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:676.25px" %)
69 -|=(% 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: 139.083px; background-color: rgb(79, 129, 189); color: white;" %)Data length|=(% style="width: 50px;background-color:#4F81BD;color:white" %)Data|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 low|=(% style="width: 50px;background-color:#4F81BD;color:white" %)CRC16 high
70 -|(% style="width:99px" %) |(% style="width:112px" %) |(% style="width:135px" %) |(% style="width:126px" %) |(% style="width:85px" %) |(% style="width:1px" %) |(% style="width:1px" %) |(% style="width:1px" %) |(% style="width:1px" %) |(% style="width:1px" %)
71 -
72 72  = 2. DR-PH01 Water PH Sensor =
73 73  
74 74  == 2.7 RS485 Commands ==
75 75  
62 +The address of the dissolved oxygen sensor is 12
76 76  
77 -The address of the pH  sensor is 10
64 +The query data command is 14 03 00 14 00 01 C6 CB
78 78  
79 -The query data command is 10 03 00 00 00 01 87 4B. After the query, 7 bytes will be returned.
80 80  
81 -For example, the returned data is 10 03 02 (% style="color:red" %)**02 AE**(%%) C4 9B.
82 -
83 -02 AE is the pH value, which is converted into decimal to get 686, and then two decimal places are added to get the actual value. 02 AE means the current pH value is 6.86.
84 -
85 -
86 86  = 3. DR-ORP1 Water ORP Sensor =
87 87  
88 88  == 3.7 RS485 Commands ==
89 89  
90 90  
91 -The address of the ORP sensor is 13
72 +The address of the dissolved oxygen sensor is 13
92 92  
93 -The query data command is 13 03 00 00 00 01 87 78
74 +The query data command is 14 03 00 14 00 01 C6 CB
94 94  
95 -For example, the returned data is 13 03 02 (% style="color:red" %)**02 AE**(%%) 80 9B.
96 96  
97 -02 AE is the ORP value, converted to decimal, the actual value is 686, 02 AE means the current ORP value is 686mV
98 -
99 -
100 100  = 4. DR-DO1 Dissolved Oxygen Sensor =
101 101  
102 102  == 4.7 RS485 Commands ==
103 103  
104 -
105 105  The address of the dissolved oxygen sensor is 14
106 106  
107 107  The query data command is 14 03 00 14 00 01 C6 CB
108 108  
109 -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.
85 +After the query, 7 bytes will be returned. For example, the returned data is 14 03 02 03 78 B5 55. 03 78 is the value of dissolved oxygen.
110 110  
111 111  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
112 112  
113 -
114 114  = 5. DR-TS1 Water Turbidity Sensor =
115 115  
116 116  == 5.7 RS485 Commands ==
... ... @@ -118,10 +118,6 @@
118 118  
119 119  The address of the dissolved oxygen sensor is 15
120 120  
121 -The query data command is 15 03 00 00 00 01 87 1E
96 +The query data command is 15 03 00 14 00 01 C6 CB
122 122  
123 -For example, the returned data is 15 03 02 (% style="color:red" %)**02 9A**(%%) 09 4C
124 -
125 -02 9A is the turbidity value, converted to decimal, it is 666, and then divided by 10, the actual value is 66.6, 02 9A means the current turbidity value is 66.6 NTU
126 -
127 127