Basic Operation - PCE Instruments PCE-322A User Manual

8. Basic operation

(1) Open battery cover and install a 9-volt battery in the battery
compartment.
(2) Close the battery compartment.
(3) When the low battery icon " " appears, replace the
meter's battery.
(4) when the AC adapter is used, insert the plug of the adapter
（3.5φ） into the DC 9V connector on the side panel.