Product description:

I. overview

YWH-KRH humidity switch transmitter is a proportional control function of the controller (contact output). The humidity switch transmitter can set the upper and lower humidity control points according to the user's requirements, and has the output of relay contacts. The utility model is an economical and practical humidity control device.

1, product features

1, France HUMIREL company HM1500 humidity sensor.

2, high reliability and long-term stability.

3, high resistance to chemicals.

2, technical indicators:

Humidity control range:

10 ~ 95%RH

Control precision:

± 3%RH

Upper humidity:

User specified

Lower humidity;

User specified

Control return;

Upper limit: 5%RH lower limit: 5%RH (can be set according to user requirements)

Relay contact capacity:

DC: 30V 1A

Response time;

< 5S

Auxiliary power;

P1:DC24V± 15% P2:DC12V±

Overall power consumption;

< 1W

Surge voltage;

5KV/1.2 ~ 50μ S

Working environment;

Temperature: -30 DEG C to 60 C, humidity: 10~95%RH

Outline dimension;

72 mm × 37 mm × 112 mm;;

Product weight:

200g

Two, the use of instructions

1, wiring:

Humidity monitor work according to the following wiring.

2, working mode

Humidity monitor work, such as humidity in the upper and lower humidity, output relay does not move; if the humidity rises above the ceiling ceiling humidity control relay, normally open contact closure; if the humidity drops below the lower humidity, lower control relay, normally open contact closure.

3, installation and maintenance

3.1 site installation

Shielded conductors for a electrical connections;

B wiring please do not touch the circuit and unauthorized adjustment potentiometer.

3.2 installation environment

A the use of the environment should be no conductive dust and corrosion of metal and the destruction of insulating gases;

B ambient temperature: -20 C ~ 60 c;

C altitude less than 2500 meters.

3.3 installation

On the wall, two screws spacing 82mm.