DeFelsko PosiTector DPM Guide D'utilisation page 8

Battery Type
Selects the type of batteries used in the Gage from a choice of
"Alkaline",
rechargeable). If NiMH is selected, the gage will trickle charge the
batteries while connected via USB to a PC or optional AC charger.
The battery state indicator icon is calibrated for the selected
battery type. No damage will occur if the wrong battery type is
selected.
Emissivity
Sets the emissivity ratio for the PosiTector DPM-IR infrared
temperature sensor.
Select from a User Entered Value or one of the following preset
options:
- Aluminum (rough) = 0.07
- Zinc (Galvanized) = 0.25
- Concrete = 0.54
- Paint = 0.96
"Lithium" or
(PosiTector DPM-IR Models Only)
"NiMH" (Nickel-metal
- Plastics = 0.94
- Steel (Oxidized) = 0.95
- Wood = 0.95
6
hydride