CO2 DETECTOR - Product # CDD
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Product
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CDD1A1, 2, 3 & 6
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Range (CDD1A1 & CDD1A2)
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0-2000 ppm standard, programmable from 1500 up to 10,000 ppm
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Standard Accuracy
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±50 PPM or +3% of reading @22ºC(72ºF) when compared to certified calibration gas
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Range (CDD1A3 & CDD1A6)
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0-2000 ppm standard, programmable from 0-1000 to 0-2000 ppm in 100 ppm increments
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Standard Accuracy
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±75 PPM @ 1000 ppm @ 22ºC(72ºF) when compared to certified calibration gas
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Sensing Element
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Non-Dispersive Infrared Detector (NDIR)
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Operation Conditions
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0-50ºC (32-122ºF), 0-95% RH non-condensing.
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Temperature Dependence
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0.2% FS per ºC
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Stability
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< 2 % FS over life of sensor (15 years typical)
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Output Signal
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4-20 mA active (sourcing) or 0-5Vdc or 0-10Vdc, Model Specific
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Output Drive Capability
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Current - 550 ohm max Voltage - 10 Kohm min
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Pressure Dependance |
0.13% of reading per mm Hg
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Altitude Correction |
Programmable from 0-500 ft in 500 ft increments
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Response Time |
2 minutes for 90% step change
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Warm-up Time |
2 minutes
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Power Supply |
20-30 Vac/dc (non-isolated half-wave rectified)
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Consumption |
140mA@24V maximum(40mA typical)
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Input Voltage Effect |
Negligible over specified operating range
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Protection Circuitry |
Reverse voltage protected and output limited
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LCD Display (Optional) |
LCD for displaying PPM level (required for field programming), 1 ppm resolution, 1.1”w x 0.5”h (28 x 13 mm) alpha-numeric 2 line x 8 character
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Relay Output (Optional) |
One form C contact (N.O. and N.C.), status LED, 5 Amp @ 250 Vac, 5 amp @ 30 Vdc, p.f. = 1
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Programming and Selection |
Via internal push-buttons and jumper
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Wiring Connections |
Screw terminal block (14 to 22 AWG)
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External Dimensions |
Corporate - 91mm W x 127mm H x 43mm D (3.6" x 5" x 1.7") Space/Duct ABS - 124mm W x 183mm H x 43mm D (4.9" x 7.22" x 1.7")
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