- RS485 Soil EC Temperature and Humidity Sensor Conductivity Sensor temperature and soil content PR-3000-ECTH-N01
- Conductivity sensor 0-20000 us/cm, measure temperature -40 degrees to 80 degrees and soil moisture 0-100%, can be connected to arduino esp8266 esp32, sends data as RS485 model PR-3000-ECTH-
How to connect devices, teach how to use Arduino, conductivity sensor temperature and soil content PR-3000-ECTH-N01
1. Connect the device as below
Arduino UNO R3 -> PR-3000-ECTH-N01
• 5V -> VCC
• GND -> GND
Arduino UNO R3 -> RS485
• 5V -> VCC
• GND -> VCC
• 2 -> RO
• 3 -> DI
• 7 -> DE
• 8 -> RE
PR-3000-ECTH-N01 -> RS485
• VCC -> Brown wire
• GND -> Black wire
• B -> Blue wire
• A -> yellow line