The manipulaor Can be droven to close the currency of the gas source by gas detector.

manipulator

Series Electric Valve Controller is a unique intelligent functions, automatic switch-off valve can be put in place, and shut the valve is not in place to prevent the phenomenon; Internal controller used to investigate the production of large output torque. The product is the most electric leading a valve controller.
Basic parameters:
Power supply: DC9VDC12V.      
Current supply:  100 mA ~ 600 mA
Operation temperature: -10+55 
Preservation temperature: -25+55
Operation Humidity: <95%
Operation press:  86~106kPa        
Using life: 5 years