Duct CO2 Sensor – Standard - CDE
Specifications:
Input: 20~30VDC/24VAC; 100mA max.
Analog Output: 4-20mA, (clipped & fixed)/0-10VDC (optional)
Operating Temperature Range: 0°~50°C
Housing Material: High-strength ABS plastic
Sensor Type: Non-dispersive infrared (NDIR), diffusion sampling
Measurement Range: 0-2000 ppm
Accuracy: ±30 ppm ±2% of reading
Repeatability: ±20 ppm ±1% of reading
Response Time: <60 seconds for 90% step change
Product Introduction
1. Duct CO2 Sensor – Standard - CDE Applications:
Ventilation control based on space occupancy
Facilitates compliance with ASHRAE 62.1-2004 air quality standards
Office buildings, conference rooms, schools, retail stores, etc.
Microprocessor design improves accuracy and reduces installation time
Non-dispersive infrared (NDIR) technology with repeatable measurements of ±20 ppm ±1%
Innovative self-calibration algorithm... easy maintenance
5-year calibration interval (recommended)
Low environmental sensitivity
Alarm relay setpoint for direct ventilation control
4-20mA/0-10V output supports flexible system control interfaces
3-year factory warranty from date of purchase
2. Duct CO2 Sensor – Standard - CDE Specifications:
Input: 20~30VDC/24VAC; 100mA max.
Analog Output: 4-20mA, (clipped & fixed)/0-10VDC (optional)
Operating Temperature Range: 0°~50°C
Housing Material: High-strength ABS plastic
Sensor Type: Non-dispersive infrared (NDIR), diffusion sampling
Measurement Range: 0-2000 ppm
Accuracy: ±30 ppm ±2% of reading
Repeatability: ±20 ppm ±1% of reading
Response Time: <60 seconds for 90% step change
