Industrial RS485 Water Quality Ammonia Nitrogen & pH Sensor
IP68 RS485 combined ammonia nitrogen and pH sensor with automatic compensation for reliable real-time water quality monitoring.
Pinout
- Brown lineOfficial table 2 row 1
VCC / Power input positive pole, DC10-30V power supply
Type · Power - Black lineOfficial table 2 row 2
GND / Power ground wire
Type · Ground - Yellow lineOfficial table 2 row 3
485-A / RS485 data line A
Type · UART - Blue lineOfficial table 2 row 4
485-B / RS485 data line B
Type · UART
| Pin | Position | Type | Function |
|---|---|---|---|
| Brown line | Official table 2 row 1 | Power | VCC / Power input positive pole, DC10-30V power supply |
| Black line | Official table 2 row 2 | Ground | GND / Power ground wire |
| Yellow line | Official table 2 row 3 | UART | 485-A / RS485 data line A |
| Blue line | Official table 2 row 4 | UART | 485-B / RS485 data line B |
Pin details
4 connections- Brown lineOfficial table 2 row 1
VCC / Power input positive pole, DC10-30V power supply
Power - Black lineOfficial table 2 row 2
GND / Power ground wire
Ground - Yellow lineOfficial table 2 row 3
485-A / RS485 data line A
UART - Blue lineOfficial table 2 row 4
485-B / RS485 data line B
UART
Start wiring
Analog · UART · 3.3 – 5 V · Gravity
Verify supply voltage and logic levels before powering up.
Module pins: Brown line, Black line, Yellow line, Blue line. Schematik maps them to your board in the app.
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