Battery
Alkaline Batteries 6 off C size
The battery voltage may be checked in the software by pressing the Check Logger button. The
nominal battery voltage is 9.0 volts however the actual voltage will range from 9.6volts down to the
cut off of 7.5 volts.
It is important to note that these batteries have a self‐discharge effect and also use less than 1ma
of current when stored. The batteries will last at least 6 months while connected. However if the
unit is going to stored for long periods disconnect the battery.
Battery Life for various logging sample rates
When logger is fitted with fresh batteries
For 6AH Battery as 6000*60=360000mA Mins
1 min 1 sample; real time
80mA\6000*60/80=4500 samples
1 sample per day
6 months
1 sample per hour
6 months
2 samples per hour
3 months
3 samples per hour
2 months
4 samples per hour
1 month
Alkaline Batteries
WARNINGS:
All care should be taken when removing batteries
Short circuiting:
Ensure the battery pack cannot short circuit. Batteries are dangerous when under
short circuit.
Peirce or puncture:
The batteries are dangerous if pierced or punctured.
Over tightening:
This will make it difficult to unscrew and is not necessary for a good o‐ring seal!
Under tightening:
If too loose and no seal then the probe will be flooded.