This product is covered by ACI's Five (5) Year Limited Warranty. Learn more
Product overview
Carbon Dioxide Sensor, Room Mount, 0-2000 ppm, Relay and Temperature, Room Mount, 0-10VDC & 4-20mA
Application
- Commercial Office Buildings
- Gymnasiums
- Shopping Malls
- Auditoriums
- Theaters
- Hospitals & Schools
- Demand Control Ventilation & Economizers
Product specifications
Supply Voltage:
24 VAC/VDC ±20%; 50/60 Hz, 10.5 to 40 VDC maximum (Half-wave rectified)
Power Consumption:
<1W
Wiring Connections:
0.00232 in² (1.5 mm²) screw terminals
Operating Environment:
Residential, commercial, and industrial spaces
Operating Temperature Range:
32ºF to 122ºF (0ºC to 50ºC)
Operating RH Range:
0 to 85% RH Non-condensing
Warm Up Time:
<5 minutes (@ full specs 15 minutes)
Accuracy:
CO21: ±30 ppm and ±3% of reading
Note: Accuracy is defined after minimum three (3) ABC periods (1 period = 8 days) of continuous operations
Temperature: ±1.8ºF (1ºC)
Repeatability:
±20 ppm ±1% of measured value
Annual Zero Drift:
<± 0.3% of measurement range
Operating Pressure:
+1.6% per 0.145 psi (1 kPa) deviation from normal pressure | (1 Atmosphere = 14.7 psi (1.013 KPa))
Sensing Method:
Single beam Non-dispersive Infrared (NDIR)
Sensor Life:
>15 years
In normal Indoor Air Quality (IAQ) applications | Corrosive environments are excluded
Response Time (T1/e):
<10 seconds @ 30 cc / minimum flow rate, <3 minutes diffusion time
Sensing Range:
CO2: 0 to 2000 ppm
Temperature: -4 to 140ºF (-20 to 60ºC)
Extended CO2 Ranges:
2000 to 10,000 ppm (factory set or programming cable required)
Extended Range Accuracy>2,000 PPM:
+/- 30 ppm and +/- 5% of reading
Coverage Area:
7500 sq. ft. maximum
Mounting:
4-6’ off the floor
Self-Diagnostics:
Complete function check, yellow LED; LCD error indication (display model only)
Display (Optional):
4 digits, 7 segments LCD with ppm indicator
Calibration:
Senseair 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 hrs/day, ABC must be turned off | Changes can be made using TTL-232R-3V3 cable and UIP5 software
Output Signals:
Out 1 (CO2): 0/2 to 10V, 0/4 to 20 mA, 0 to 2000 ppm
Out 2 (Temperature): 0/2 to 10V, 0/4 to 20 mA, 32 to 122ºF (0 to 50ºC)
Relay (Optional):
Out 3: N.O. or N.C. rated 0.5A @ 125 VAC; 1A @ 24 VDC
Relay Trip Point:
1000 ppm (factory set)
Relay Deadband/Hysteresis:
100 ppm (factory set)
Relay Durability:
Mechanical: 5,000,000 operations minimum (at 36,000 operations/hr)
Electrical: 100,000 operations minimum (under rated load, at 1,800 operations/hr)
Storage Temperature Range:
Standard Versions: -40 to 158ºF (-40 to 70ºC
LCD Versions: -4 to 122ºF (-20 to 50ºC) 0 to 85% RH Non-condensing
Enclosure Material:
ABS, Flammability Rating UL94-HB
Product Dimensions:
ASENSE-R & ASENSE-R-LCD: (H) 5.12” (130 mm) x (W) 3.35” (85.1 mm) x (D) 1.18” (30 mm)
Product Weight:
ASENSE-R: 0.300 lbs (0.136 kg) | ASENSE-R-LCD: 0.314 lbs (0.142 kg)
Agency Approvals:
CE
