Model significance
Model: GTH500 carbon monoxide sensor
G product type "sensor" code;
T carbon monoxide code;
H "electrochemical sensor type code;
500 measuring range: 0 ~ 500 x 10-6 co
The working conditions
A)temperature: 0 ~ 40 ℃
B)relative humidity: 98% or less (25 ℃)
C) the atmospheric pressure: 80 kpa to 116 kpa
D) the wind speed: 8 m/s (e) in the coal mine methane gas explosive dangerous environmen
measuring the carbon monoxide concentration in the air.
Working voltage 12-21 VDC
E)The Ann parameters: 21 v Ii 75 ma, Ci: 0.5 the nF Li: 0 mh.
Storage temperature for (- 40 ~ 60 ℃).
Function is introduced
Boot after turning on the power supply, display of single-chip microcomputer software version information, sensor internal self-inspection 2.Through the remote control of sensor for correction or set the alarm point.
(in sensors electricity preheat for 30 minutes.)
Red diode emits red light sensor on the display panel, said sensors and matching equipment connection is normal.
Parameter
Explosion-proof marks: ExibI,
Explosion-proof type: mine intrinsically safe
Range: 0 ~ 1000 x 10-6;
Overload range: 150%;
Response time: 35 s or less
Stations: adjustable, instrument factory set in 24 x 10-6 co
Alarm way: intermittent light alternate;
Volume: 80 db or higher
Light visibility: 20 m or higher
The output signal: 200 ~ 1000 hz frequency.
Working voltage range: 9 ~ 24 v DC;
When working current: 90 ma (18.4 VDC)
Installation dimensions: 225 * 110 * 35 mmWeight: 1 kg
