4. Operation
4.1 Turning On & Off / Performing a Test / Main Display
Enter the area to be tested, the measured values will be displayed.
Carbon dioxide (CO2) in parts per million (ppm) is displayed at the top and
Temperature in °F or °C (selectable)is displayed at the bottom of the main
display.
The battery indicator is located at the left center of the display. When the bat-
teries become low they must be replaced to maintain proper operation.
The 1008 has a CO2 alarm. If the CO2 level measured is at or above the
set alarm level the 1008 will beep and the display will flash red as a
warning. This alarm point is adjustable. Additional functions can be acti-
vated during testing. Please see next sections.
Carbon dioxide (CO2)
Temperature
Battery indicator
Press the
key and the 1008 will begin a 30 second countdown. During
this time the 1008 performs a self diagnostic. Once the countdown ends the
1008 will display CO2 and Temperature.
To turn the 1008 off, press and hold the
key down until the 1008 turns off.
7. Technical Specifications
Function
Range
Accuracy
CO2
0 to 5000ppm
50°F~104°F: ±3% of rdg+75ppm
<50°F, >104°F: ±5% of rdg+75ppm
Temperature
-5°F to 140°F
±2°F
-20°C to 60°C
±1°C
Data Logging:
Up to 50 samples 1 minute to 60 minutes in 1, 2, 3, 5, 10, 20, 30,
40, 50, 60 minute intervals
Display Type:
2 line with annunciators and backlight
CO2 Alarm:
Audible and visual, selectable level (factory default off)
Operating Temperature & Humidity
CO and CO2: 14°F to 122°F (-10°C to 50°C)
All Other Function: -4°F to 140°F (-20°C to 60°C)
Humidity 15 ~ 95% non-condensing
Storage Temperature:
-4°F to 140°F (-20°C to 60°C)
Power supply
3 AA battery( 4.5V)
AC/DC adapter 5Vout (Center positive)
Battery Life: 40 hours typical without backlight
Output:
Serial output via USB connection
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