Keypad – Sper Scientific 850055 pH Meter - Advanced User Manual

Page 8

Text mode
Original mode

KEYPAD

POWER/SET

CAL/ESC

HLD/REC

MODE/▲

MEM/▼

MN/MX/AV

Press to turn meter on/off.
Press and hold for more than 1
second to enter SET mode.

Switch between NORMAL and
CALIBRATION mode.
Press to enter manual
temperature setting. In
calibration, setting or recall
mode, press to return to normal.

Press to freeze reading.
Press again to release.
Press for more than 1 second to
switch between NORMAL and
RECALL mode.

Press to switch mode.
Press to increase setting value.

Press to save current reading.
Press to decrease the setting
value.

Press to confirm calibration or
parameter setting.
Press to view the min/max of
the memory in recall mode.