manufactured gas detector

1. Adopt advanced imported catalytic combustion sensor 2. Reliable, sensitive and long performance life 3. High resistance to poison, good disturb-proof against temperature and humidity 4. Automatic zero calibration can avoid long-term zero drift caused by measurement error 5. Concentration signal output 6. Over-current protection, Anti-polarity protection 7. RS485 communication interface can use with our CA-2100 series of controllers 8. Scope of working voltage: DC10V~DC30V 9. CA-217A PLUS is the enhanced model of CA-217A-B