Battery Replacement - Extech Instruments HD750-NIST User Manual

Battery Replacement
When the low battery indicator BAT appears on the display or if the meter does not switch on
when the POWER button is pressed, it is necessary to replace the battery.
To replace the battery:
1. Open the battery compartment by sliding the meter's rear panel in the direction of the
embossed arrow.
2. Replace the 9V alkaline battery
3. Replace the battery compartment cover.
All EU users are legally bound by the Battery Ordinance to return all used batteries to
community collection points or wherever batteries / accumulators are sold.
Disposal in household trash or refuse is prohibited.
Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the
end of its lifecycle
Other Battery Safety Reminders

Never dispose of batteries in a fire. Batteries may explode or leak.

Never mix battery types. Always install new batteries of the same type.
Conversions
Useful conversion Factors
From
in of H O
2
in of H O
2
mm of Hg
netzerotools.com
To
in of Hg
cm of H O
2
in of H O
2
8
netzerotools.com
Multiplier
0.07355
2.54
0.03937
HD750-EU-EN V1.7 7/13