HiLetgo RS485 SHT20 Temperature Humidity Sensor Module High Precision Temperature Humidity Monitor Transmitter Sensor Probe Compatible to Modbus with 1M Lead

Description: This RS485 SHT20 Temperature Humidity Sensor adopts industrial-grade chip and high precision temperature and humidity probe to ensure the excellent reliability, high precision and interchangeability of the products. RS485 hardware interface (with lightning protection design), the protocol layer compatibility standard industry Modbus protocol. Specifications: Working voltage: 9-36V Maximum power: 0.3W Operating temperature: -20 ℃ ~60 ℃, humidity 0% RH~80% RH Accuracy: Temperature ± 0.3 ℃ (25 ℃), humidity ± 3% RH (25 ℃) Output interface: RS485 (standard Rtu protocol) Device address: can be set to 1-255, the default is 1 Baud rate: 9600, 8 bits of data, 1 stop, no parity Wiring instructions: Red: Positive Power Black: Negative Power Yellow: 485-A White: 485-B Package Included: 1* RS485 SHT20 Temperature Humidity Transmitter Sensor Module