Specifications - Extech Instruments CO230 User Manual

Specifications

Function
CO
2
Temperature
Humidity
Wet Bulb
Dew Point
Display
Sensors
Alarm relay
Warm-up Time
Operating Conditions
Storage Conditions
Power Supply
Range
0~2000ppm
2001~9999ppm
Pressure dependent: ±1.6% reading per kPa deviation from
normal pressure (100kPa)
-10~60°C
14~140°F
0.0~99.9%
-5 to 60°C
23 to 140°F
-20 to 60°C
-4 to 140°F
Backlit LCD with three display windows
CO2: NDIR (non-dispersive infrared) type
Humidity: Capacitance type
Temperature (air): Thermistor
30VDC/1A (125VAC/0.5A) Form C Reed relay
30W (DC) 62.5VA (AC) max. Switching power
30 seconds
o
0 to 50
condensing
-20 to 60
condensing
12VDC, 1.0A adaptor (100-240VAC 50/60Hz)
Resolution
1ppm
1ppm
0.1°
0.1%
0.1°
0.1°
o
C (32 to 122 F); < 95% RH non-
o o
C (-4 to 140
11
Accuracy
±(5%rdg +
50ppm)
Not specified
±0.6°C (0.9°F)
±3% (10 to 90%)
±5% (< 10 or > 90%)
Calculated from RH
and Temperature
F); <99% RH non-
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