SPECIFICATION
Sensor Type:Electrochemical, Catalytic, IR sensor
(Oxygen, Carbon monoxide, Hydrogen Sulfide, Hydrogen, Ammonia, Sulfur Dioxide, Nitrogen Dioxide, Nitric Oxide, Combustible (CH4) )
Dimensions: Main board : 67 mm x 27 mm x 36 mm
Small sensor board : 21 mm x 27 mm
Input Voltage:Analog 10-30 V DC or Digital 5 V DC
Analog Signal Outputs: 4-20mA
Digital Signal Outputs: TTL ( 3V Level )
TTL Parameter
Baud rate : 9600 bps, Parity : none, Stop bit : 1, Data bit : 8
Calibration Switch: O2 : ZERO Calibration 10 sec, SPAN Calibration 3-8 sec
More Type : ZERO Calibration 3-8 sec, SPAN Calibration 10 sec