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3
Align the new sensor with the rails.
4
Gently push the sensor along the rails until it clicks into place.
ð
Do not force the sensor. If it does not slide freely, check alignment and try again.
5
Reinstall the battery door.
ð
The MODE indicator will change to green if a CO
2
sensor is installed.
Replacing filters
1
Unscrew the probe tip and remove the filter.
2
Insert the new filter into the probe tip.
3
Screw on the probe tip.
Charging and Battery Information
To charge D-TEK 3, plug the supplied USB cable into an appropriate power source and plug
the micro USB end into the D-TEK 3 micro USB power input. The power indicator slowly
flashes while charging. The color of the power indicator indicates the charge percent.
Color
% Charge
Green
>30%
Orange
10–29%
Red
<10%
NOTE: D-TEK 3 can be operated while charging.
NOTE: A new lithium ion battery will only be partially charged. It is recommended to fully
charge the battery before use. Allow approximately 3 hours for a full charge.
Cautions:
•
Only use a certified charger/cord with an output of 5V (dc), 1A
•
Keep the device out of extremely high or low temperature locations
•
Temperature ranges and humidity:
–
Storage: -20–60°C (-4–140°F)
–
*Operating: -20–50°C (-4–122°F)
–
Charging: 0–45°C (32–113°F)
–
Humidity: 95% RH NC maximum
•
Do not expose battery to liquid
•
Do not use the device if you notice any damage to the battery
•
Do not disassemble or modify the battery
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