3M Edge eg5 - User Interface

45 Appendix A
Power/Electrical characteristics
Life
Up to 40 hours of continuous operation at normal operation
without LED activated under reference to environmental
conditions when full capacity batteries are installed. It is
recommended to charge the battery frequently for maximum
efficiency.
Type
Lithium Polymer (Flat cell)
Memory capacity
120 hours
Environmental effects
The typical time interval needed to stabilize after changes in environmental conditions is
5 minutes for each 10 ºC change.
Temperature
Operating
+14 ºF to + 122 ºF (-10 ºC to + 50 ºC) for 143ºC I.S. rating.
+14 ºF to + 104 ºF (-10 ºC to + 40 ºC) for T4 I.S. rating.
Storage
-13 ºF to + 140 ºF (-25 ºC to + 60 ºC).
Humidity Range
0 to 95% Non-Condensing
User Interface
Display
Size: 128 X 64 graphic
Keypad
4 keys Up arrow, down arrow, run/stop, on/off enter.