1. product introduction



YGM408 was a fully rated digital temperature and humidity sensor. It had the advantages of quick response, strong anti-interference ability and high price performance. It could realize the integration of temperature and humidity measurement.

With the LCD display and button, YGM408 could set the range and alarm range directly, and could adjust the temperature and humidity on the spot. The operation was simple. This product has a strong stability and good repeat.





2. technical data



The temperature varied from 0 to +50, -20 to +80, -40 to +60

The measurement range of the humidity: 0 to 100%RH

Precision: temperature: 0.4 degree centigrade (25 degree centigrade); Relative humidity: 11 to 89%RH at 25 ° C, 3%RH

Response time: T90 no more than 3 seconds

Signal output: current output: 4 to 20mA (three wire system); The electric load was no more than 500

The power output mode was 0 to 10V (three wire system); The electric load was no less than 10K

485 out: Standard ModBus-RTU

Power supply: 20 to 28VDC

Electric connection: PG9, cable diameter: 4 to 8mm

The size of the transmission: 90mm × 90mm × 43.5mm

The degree of protection of the outer shell: IP65 (with liquid crystal, it shows IP54)

The probe filter: plastic fence and SS fired

Working temperature: -40 to +50 degrees centigrade

The memory environment: temperature -20 to +60 degrees centigrade; The humidity was 0 to 85%RH





3. electric connection

4.安装尺寸图

5.选型表