Page 69 - 2020 Catalog

AIR QUALITY

ORDERING SPECIFICATIONS

Power Supply 12-30VDC, 50mA max / 24VAC , 100mA max.
(1)
CT1 O - 3
Dual Analog 3-wire 4-20mA and 0-5V/0-10V (dip switch selectable)
(2)
Enclosure Analog Outputs Output scaling CO2 0 - 2000 (default) or 0 - 5000/10000 ppm (selectable)
D = Duct Output Scaling Temp 32 to 122oF (0-50oC) or -40 to 140oF (-40-60oC) (Switch OUTDOOR AIR QUALITY
O = Outdoor Selectable)
Digital Setpoint Output Programmable Solid-state, 1A @ 30VAC/DC, N.O.
Temperature
Type Non-dispersive Infrared (NDIR)
A = None ±(30ppm + 3% of reading) (400-2000ppm), -10-50ºC,
B = Transmitter 0-85%RH
C = 100Pt (385) CO2 Sensor Perfor- Accuracy ±(50ppm+ 5% of reading) (2000-5000ppm), -10-50ºC,
D = 1000Pt (385) mance 0-85%RH
E = 10k type 2 <5000ppm consult factory
F= 10k type 3 Response time 60s to 90% reading CO2OA Series
G = 10k type 3 w/11k shunt
H = 3k Output update rate 1s
I = 2k2 Operating Environment 14 to 122oF (-10 to 50ºC), 0 to 95% RH
J = 1k8
K = 20k SPH, Setpoint, Hi (On point) 500ppm to full-scale (800ppm default)
L = 100k SPL, Setpoint, Lo (Off 400ppm to full-scale-50 (700ppm default)
point)
Display (LCD) LCD Menu Setup Pa- SCL, Scaling 0-2000ppm (default), 0-5000ppm, 0-10000ppm
D = Display rameters ADJ, Adjustment Offset adjustment +/-250ppm (0 default)
X= None
CAL, Calibration mode Automatic mode ON or OFF (default=ON)
To order replacement sensor elements, RUN, Run mode Displays CO2 in ppm
please consult factory Temperature -4 to 122ºF (-20 to 50oC)
Operating Environment
Humidity 0-95% non-condensing
Material ABS/Polycarbonate
Nema 1; Add drain holes to enclosure bottom to achieve
Enclosure Enclosure Rating
Nema 3R rating
Dimensions 4.0’ h x 4.4”w x 2.1”d (+6.8” probe)
Agency Compliance CE, RoHS
(1) One side of transformer secondary is connected to signal common. Dedicated transformer is recommended.
(2) 15-30VDC/24VAC power supply voltage required for 10 volt output.
(3) When operating unit outside of each element’s specified operating temperature, accuracy may be reduced.

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