26
This feature lets you freeze the value of
the pH, % saturation or mg/l (ppm) and
temperature readings for a delayed
observation. HOLD can be used any
time when in MEAS mode.
1.
To hold a measurement, press the
HOLD
key while in measurement
mode. The “HOLD” annunciator will
appear on the display.
See figures
and
2.
To release the held value, press HOLD
again. Continue to take measurements.
NOTE:
This meter shuts off automatically
after 20 minutes of nonuse. If the
meter is shut off either automatically
or manually, the HOLD value will
be lost.
NOTE:
This meter has an auto endpoint
feature. When this feature is
switched on, the display will
automatically “HOLD” a reading
that has been stable for more than
5 seconds. The “HOLD” indicator
appears. Press the HOLD key to
release the reading.
To switch on or off the auto end-
point feature, see the SETUP pro-
gram P3.1 on page 35 for pH, P5.1
on page 43 for % saturation and
P4.1 on page 51 for mg/l (ppm).
B
A
6. HOLD function
pH
ATC
MEAS
HOLD
C
A
B