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3. Product Description
3. Product Description
3.1 Display and control elements
ON/HOLD:
On/Off switch,
holds readings
Battery com-
partment
(rear side)
3.2 Probe/BNC modules
Immersion probe (pH1)
Display
Penetration probe (pH2)
MODE:
Changes function,
calls up "manual temper-
ature compensa tion" (pH3
BNC-module only with
non-temperature compen-
sated probe)
CAL: Calls up "calibration"
mode
BNC module (pH3)