Cảm biến đo độ bụi khói, độ mờ khói IMR DCEM 2100
Measuring units % opacity, mg/m3, mg/Nm3 Accuracy ±0.2% opacity Ambient Temperature -20°C to +70°C Power supply 48V DC supplied from Power Supply Unit (PSU) Construction Corrosion resistant epoxy coated aluminium housing sealed to IP66 Analogue outputs 2 x 4-20mA current outputs, isolated, 500Ω load max. fully configurable from keypad Logic Outputs 2 x volt-free SPCO contacts, 50V,1A max., configurable as alarm contacts 1 x volt-free SPCO contact, 50V,1A max. for data valid Serial Data RS232/RS485 MODBUS protocol (Optional)