Specifications - Extech Instruments CO260 User Manual

Specifications

Function
CO
2
CO
Temperature
Humidity
Wet Bulb
Dew Point
Display
Display size
Warm-up period
Response Time
Sensor Type
Operating Conditions
Storage Conditions
Power Supply
Battery Life
Dimensions / Weight
Range
0 to 5000ppm
5001 to 9999ppm
Pressure dependence: +1.6% of reading per kPa deviation from
normal pressure (100kPa)
<100 ppm
101 to 500 ppm
501 to 1000 ppm
-20 to 60°C
-5 to 140°F
0.1 to 99.9%
-5 to 59.9°C
23 to 140°F
-20 to 59.9°C
-4 to 140°F
LCD with backlight
26 x 44 mm (1.0 x 1.7")
30 seconds
CO : <30 seconds (90% step change)
2
CO: <60 seconds (90% step change)
Tair: <2 minutes (90% step change)
RH: <10 minutes (90% step change)
CO2: NDIR (non-dispersive infrared) technology
Humidity: Capacitance sensor
Temperature (air): Thermistor
o
-20 to 50 C (-4 to 122
0 to 50 o C (32 to 122
-20 to 50 o C all other parameters
-20 to 60 o C (-4 to 140
4 x 1.5V 'AA' batteries or AC adaptor (9V)
approx. 24 hours (alkaline batteries)
205 x 70 x 56mm (8.1 x 2.8 x 2.2") / 200g (7.1 oz.)
Resolution Accuracy
1 ppm ±(5%rdg + 30ppm)
1 ppm Not specified
1 ppm ±(10ppm)
1 ppm ±(10%rdg)
1 ppm ±(20%rdg)
0.1° ±0.6°C
0.1° ±0.9°F
±3%(10 to 90%) @25°C
0.1%RH
±5%(all other ranges)@25°C
0.1°
Calculated from RH and
Temperature
0.1°
o
F) CO sensor
2
o F) CO sensor
o F); 10 to 90% RH non-condensing
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