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ACI CO2 Room

This product is covered by ACI's Five (5) Year Limited Warranty. Learn more

Product overview

Carbon Dioxide Sensor, Room, 0-2000 PPM, 0-5VDC, 0-10VDC or 4-20mA)

Application

  • Commercial Office Buildings
  • Gymnasiums
  • Shopping Malls
  • Auditoriums
  • Theaters
  • Hospitals & Schools
  • Demand Control Ventilation & Economizers

Product specifications

Supply Voltage:
24 VAC +/-20%, 50/60 Hz (half-wave rectifier) | 16.5-40 VDC maximum Polarity protected
Power Consumption:
3 VA for 24 VAC, 3W for 24 VDC (peak); <0.9W (average)
Sensor Type:
Single beam infrared sensing technology (NDIR)
Sensing Method:
Diffusion
Sensing Range:
0 to 2,000 ppm
Extended CO2 Ranges:
Up to 10,000 ppm (factory set)
Accuracy:
+/- 40 ppm and +/- 3% of reading (@ 15-35°C; 20-70% RH and 101.3 kPa) Note: Accuracy is defined after minimum three (3) ABC periods (1 period = 8 days) of continuous operations
Extended Range Accuracy:
+/- 30 ppm and +/- 5% of reading
CO2 Output Signal:
Output 1: 0-5 VDC or 0-10 VDC (Default) Output 2: 4-20 mA (500 Ohm load maximum)
Pressure Dependence:
+ 1.6% reading per kPa (deviation from standard pressure 101.3 kPa)
Response Time:
≤ 2 minutes, diffusion
Warm Up Time:
< 1 Minute (@ full specs < 15 minutes)
Temperature Output Range:
Various (See Ordering Grid)
Temperature Accuracy:
+/- 1°F (+/- 0.6°C)
Operating Temperature Range:
32 to 122°F (0 to 50°C)
Operating Humidity Range:
0 to 95%, non-condensing
Connections | Wire Size:
Screw Terminal Blocks | 16 (1.31 mm2) to 26 (0.129 mm2) AWG
Terminal Block Torque Rating:
0.5 Nm (minimum); 0.6 Nm (maximum)
Enclosure Material | Flammability Rating:
ABS, Plastic, White, UL94-HB
Coverage Area / Mounting Height:
7,500 sq. ft maximum | 4-6 ft
Sensor Life:
> 15 years (typical) Note: In normal indoor air quality (IAQ) applications | Corrosive environments are excluded
Calibration:
ABC algorithm (Automatic Baseline Correction) Note: Building CO2 levels must drop to 400 ppm some time during the week for ABC to work properly | If the building is occupied 24 hours / day, ABC must be turned off
Product Dimensions:
(H) 4.50" (114.30 mm) x (W) 2.75" (69.85 mm) x (D) 1.12" (28.45 mm)
Product Weight:
0.230 lbs (0.104 kg)
Agency Approvals:
CE

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