Key
Operation
Mode
Duration Function
Recall Data
2 seconds or
more
Leaves Recall Data Mode.
Date and Time
Set
2 seconds or
more
Leaves Date and Time
Set Mode.
STORE
Erase 0
second
Erases all user data then
Exits Erase Mode.
Measure
2 seconds Enters Recall Data Mode.
Recall Data
0 second
Scrolls through stored data.
Calibration
0 second
Decreases current number.
Date and Time
Set
0 second
Decreases current number.
Measure
10 seconds
or more
Enters Erase 50 set non-
volatile memory mode.
SCROLL
Erase
0 second
Exits Erase Mode
USING
PCE-ORP 3
A.
Power ON/OFF & Shutdown
Press “HOLD” key for 2 seconds or more. The unit will turn on and
enter the “Measure Mode”. Repeat the process to turn off the unit.
The unit will also automatically turn off after 10 minutes of no key
activity.
B.
Set Date and Time
1. Press “MODE” key for 10seconds or more to enter“Date and Time
Set Mode”.
2. Press “HOLD” key to
selectcalendar or time
parameters.
3. Press “MODE” and “SCROLL”
keys to increase and decrease
values respectively.
4. Press “STORE” key for 2
seconds to exit and return to“Measure Mode”.
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