Cảm Biến CO Gas Detector Sensor Honeywell GD250W4NB

Mô tả

Cảm Biến CO Gas Detector Sensor Honeywell GD250W4NB

FEATURES

– High sensitivity and selectivity to carbon monoxide
– Low sensitivity to alcohol vapor
– Solid state sensor
– Linear 2 to 10 Vdc or 4 to 20mA output
– Compact size (70㎜×122㎜×32㎜)

SPECIFICATIONS

– Gas detected : Carbon monoxide (CO)
– Sensor type : Semiconductor
– Detect range : 0~250ppm
– Accuracy : 1) +/-5% FS for 0~100ppm
2) +/- 10% FS for 100~250ppm
– Output signal : 2~10Vdc (default) or 4~20mA (selectable by jumper)
– Power supply : 24Vac 50/60Hz, 24Vdc, +/- 20%
– Sensor life expectancy : 3years
– Coverage area : 465 ㎡ (recommended)
– Response time : Within 5 minutes.
– Warm-up time : Minimum 2 hours
– Protection class : IP30
– Wiring : 3 or 4 wire compatible
– Operating temperature : 0 ~ 50 ℃.
– Operating Humidity : 10 ~ 95%RH (no condensing)
– Storage temperature : -20 ~ 60 C.
– Storage Humidity : 10 ~ 95%RH (no condensing)
– Dimensions(mm):

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