CDA-CMWVNL800 Wall mount CO transmitter RS485

Original price was: $269.00.Current price is: $245.00.

Room CO transmitter Output 4~20mA(2 wires) Range 0 0~100ppm

Control the ventilation of car park and vehicle maintenance and test workshop according to many building HVAC regulations. Considering of energy efficiency, demand controlled ventilation (DCV) is recommended. It is designed for these applications
Electrochemical sensor has more than 5 years life span, with long-term stable performance and low drift, only need periodical recalibration every 12 months
Digital technology applied, multiple ranges and outputs optional, over voltage and reverse polarity protection, high reliability and anti-interference capability
Different housings meet different installation. CMWL is for wall mount, while CMWNL is for general room application

Wall mount CO transmitter
CMWNL Room CO transmitter Output RS485/MOdbus Range 0 0~100ppm
Also available options 0-10VDC, 4-20mAs, 0-300ppm and LCD display.

Specifications
CO sensor: Electrochemical, >5 years life span
Sampling Method: Diffusion
Range: 0~100ppm
Accuracy: ±5% FS@25°C, typical ±10% FS@5~50°C
Repeatability: <±3%FS
Stability: <±5%/year@0-100ppm, <±10%/year@0-300ppm
Response time (T90): <60s
Warm-up time: <1 min
Load Resistance: ≤500Ω (current output), ≥2Kω (voltage output)
Power: Current: 18.5~35VDC(RL=500Ω), 8.5~35VDC(RL=0Ω)
Voltage: 16~28VAC/16~35VDC
Output: 4~20mA (2 wires), 0-10VDC, RS485/Modbus
Work environment: 5~50°C(continuous), 15~90%RH(Non- cond.)
Storage Temperature: -10~55°C
Housing: fire retardant PC(UL94V-0) (CMWNL),
fire retardant ABS+PC(UL94V-0) (CMWL)
Protection: IP33 (CMWL), IP30 (CMWNL)
Weight: 190g (CMWL), 160g(CMWNL)
Agency Approval: CE

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