The concentration of hydrogen in various environments has the characteristics of high precision and good stability. Range: 0 ~ 1000ppm resolution: 1ppm power supply mode: DC12V / 24V wiring mode: voltage type: 3-wire, current type: 3-wire, RS-485 signal: 4-wire signal output: voltage type: 0 ~ 5V DC, current type: 4 ~ 20 mA RS-485 signal: support Modbus Protocol (baud rate 9600 can be set, address 0-255 can be set) response time: < 20s, measurement stability time: 30s, sensor type: electrochemical
Hefei HENGCHUANG Internet of things Co., Ltd. www.hcreate.com Cn contact: Liang Chao Tel: 13635606601 working mode: continuous working temperature range: - 20 ℃ ~ 50 ℃ humidity range: 15% ~ 95% (RH) non condensing overall dimension: 144MM × 190mm × 74mm weight: about 1130g