Electrochemical CO transmitter/ CO controller for car parking

Sensors
Gas Sensor: Electrochemical carbon monoxide sensor
Sensor lifetime: Normally more than 3 years, replaceable
Warm up time: 1hour (first time)
Response Time: Within 60 seconds
Signal Update: 1s
CO Measuring Range : 0~500ppm(default)/0~100ppm/0~1000ppm selectable
Accuracy: <1ppm+5%reading
Stability: ±5% (over 900 days)

Temperature & Humidity Sensor (optional)
Temperature Relative Humidity
Sensing element: Band-gap-senor Capacitive humidity sensor
Measuring range: -10℃~60℃ 0 -100%RH
Accuracy: ±0.5℃ (20~40℃) ±4.0%RH (25℃, 15%-85%RH)
Display resolution: 0.1℃ 0.1%RH
Stability: ±0.1℃per year ±1%RH per year

Outputs
LCD Display (optional): Display CO measurement
or CO+ temperature& humidity measurements
Analog Output: 1X0～10VDC or 4~20mA linear output for CO measurement
Analog Output Resolution: 16Bit
Relay dry contact Output: Up to two dry-contact outputs
Max, switching current 3A (230VAC/30VDC), resistance Load
Modbus Interface: Modbus RS-485 with 19200bps(default), other rates selectable in the order. 15KV antistatic protection

Electrical and General Items
Power Supply: 24VAC/VDC
Power Consumption: 2.8W
Wiring Standard: Wire section area<1.5mm2
Working Condition: -10℃~60℃(14~140℉); 5~99%RH, non condensing
Storage Conditions: -10~60℃(14~140℉)/ 5~99%RH, non condensing
Net Weight: 260g
Manufacturing Process: ISO 9001 Certified
Housing and IP class: PC/ABS fireproof plastic material, protection class: IP30
Compliance: CE-EMC Approval

Features:
1. wall mount CO transmitter with down probe
2. with temperature and humidity detection optional
3. one analog output (0~10V or 4~20mA) selectable
4. two relay on/off outputs optional
5. Modbus RS485 interface optional
6. with or without LCD display
7. 0~100ppm/0~500ppm/0~1000ppm CO range
8. 24VAC/VDC power supply

Application:
 In office and residence areas to detect CO2 level
 In undergroung parking lots and garages
 In BAS to detect the CO2 and the data transmittance
 For greenhouse and plant bin
 For ventilation control system

Product Certification
CE, ISO9001