HONEYWELL เครื่องมือตรวจวัดแก๊ส Co Gas Detector รุ่น 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 (70mm×122mm×32mm)

Specifications

• Gas detected : Carbon monoxide (CO)
• Sensor type : Electrochemical
• Detect range : 0~250ppm
• Accuracy : 1) ±5% FS for 0~100ppm 2) ± 10% FS for 100~250ppm
• Power supply : 24Vac 50/60Hz, 24Vdc, +/- 20%
• Output signal : 2~10Vdc (default) or 4~20mA (selectable by jumper)
• Coverage area : 465 ~900 ㎡ (recommend)
• Response time : Within 30 seconds to 90% of final value
• Wiring : 3 or 4 wire compatible
• Operating temperature : 0 ~ 50℃
• Operating Humidity : 10 ~ 95%RH (no condensing)
• Storage temperature : -20 ~ 60℃
• Storage Humidity : 10 ~ 95%RH (no condensing)