67
POWER CONNECTIONPOWER CONNECTION
POWER CONNECTIONPOWER CONNECTION
POWER CONNECTION
Plug the 12 VDC adapter into the power supply socket.
Notes: • These instruments use non volatile memory to retain the
pH, mV, temperature calibrations and all other settings,
even when unplugged.
• Make sure a fuse protects the main line.
ELECTRODE AND PROBE CONNECTIONSELECTRODE AND PROBE CONNECTIONS
ELECTRODE AND PROBE CONNECTIONSELECTRODE AND PROBE CONNECTIONS
ELECTRODE AND PROBE CONNECTIONS
For pH or ORP combination electrode connect to the BNC connector on
the back of the instrument.
For electrodes with a separate reference connect the electrode’s BNC to the
BNC connector and the reference electrode plug to the reference socket.
For temperature measurements and automatic temperature compen-
sation connect the temperature probe to the appropriate socket.
INSTRUMENT START-UPINSTRUMENT START-UP
INSTRUMENT START-UPINSTRUMENT START-UP
INSTRUMENT START-UP
• Turn the instrument on by pressing the ON/OFF switch located
on the rear panel.
• All LCD segments are displayed while the instrument performs a
self test.
pH MEASUREMENTSpH MEASUREMENTS
pH MEASUREMENTSpH MEASUREMENTS
pH MEASUREMENTS
Make sure the electrode and the instrument have been
calibrated together before taking pH measurements.
• Submerge the electrode and the temperature
probe approximately 4 cm (1½”) into the sample
to be tested and stir gently. Allow time for the
electrode to stabilize.
• The pH is displayed on the primary LCD and the temperature on
the secondary LCD.
• If the pH reading is out of range, “----” will be displayed on the
LCD.
OPERATIONAL GUIDEOPERATIONAL GUIDE
OPERATIONAL GUIDEOPERATIONAL GUIDE
OPERATIONAL GUIDE
pH
C
SPECIFICATIONSSPECIFICATIONS
SPECIFICATIONSSPECIFICATIONS
SPECIFICATIONS
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