
3
Power Requirements
The EFM115 uses a 9V, 6F22Y Manganese battery and has
a life of about 30 hours. The life of the battery is displayed
on the LED front panel, with a battery icon that changes in
4 stages:
Battery Replacement Procedure
The battery compartment on the back side of the field me-
ter has a removable cover marked
OPEN
.
NOTE: Be careful while connecting or disconnecting
the battery. To avoid breaking the contacts, do not
pull the connection plug hard.
1. Press down on OPEN and slide the cover down.
2. Remove the old battery (if present).
3. Connect the new battery and insert it into the bat-
tery compartment.
4. Reattach the cover back to the battery compart-
ment.
NOTE: Before closing the cover, make sure that no
parts of the leads are outside the battery compart-
ment.
Full
3/4ths
Low
Replace
Battery