4
■
Key Operation
①
POWER key
: Press this key to turn the main unit on or off.
②
HOLD/ENTER key : Press this key to hold (freeze) measured value.
In AVG mode, this key confirms the set value.
③
MAX/MIN key
: Press this key to display the maximum value or minimum value.
④
AVG key
: Press this key to display moving average value.
⑤
CLEAR key
: Press this key to clear the maximum value or minimum value.
⑥
REL key
: Press the REL key to display the relative value (REL).
5. Using the SK-810PT
5-1. Installing the Batteries
Install or replace the batteries before using the unit for the first time or when the low battery indicator is
flashing, by following the procedure below.
(1) Loosen the four screws holding the battery cover by turning them counterclockwise with a Phillips
* If the unit is wet, dry if before removing the battery cover to prevent water from entering the
battery compartment.
* The screws are integrated into the battery cover. Do not forcibly pull them off as this could
damage the cover.
(2) Install the batteries by referring to the polarity markings (+ and
−
) provided on the battery
compartment.
(3) Make sure that the packing is fitted inside the slot, replace the battery cover, and then secure it with
the screws. Note: To protect against water entering the unit, tighten the screws while applying
uniform force until there is no clearance between the unit and the battery cover. If a torque driver is
available, tighten the screws to approximately 0.5 N·m.
Caution
● Replace the batteries
immediately when the low battery indicator starts flashing.
● The replacement batteries must be new and of the same type. Mixed use of different types or new and
old batteries could cause an explosion or leakage.
● Do not dispose of used batteries in a fire. Doing so could cause the batteries to explode, resulting in
injuries or burns.
● For environmental protection, dispose of used batteries in compliance with local rules and regulations.
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