PART THREE - OPERATION
SECTION 3 - ANALYZER CONFIGURATION
Model P33 pH/ORP Analyzer (panel-mount 1/4 DIN)
Rev. 6-1100
46
SET TRANSFER
Mode (relay on or off)
•
CONTROL
relay (with phasing, setpoint, deadband,
and overfeed timer) that operates in response to the
measured pH (or ORP) or temperature.
•
STATUS
relay that is not configurable. It is a dedicated
system diagnostic-only alarm relay that automatically
energizes when the “WARNING: CHECK STATUS”
message flashes on the MEASURE screen. This occurs
when the analyzer detects a sensor or analyzer “FAIL”
diagnostic condition (see PART THREE, Section 5.1 for
details.)
1.
With the
screen displayed, press
Ø
Ø
key
once to display
.
2.
Press
ENTER key
to display a screen like
. Use
Ø
Ø
and
×
×
keys
to view the
choices (ALARM, CONTROL or STATUS).
3.
With the desired choice displayed, press
ENTER key
to
enter this selection.
Normally, each CONTROL or ALARM relay is active, re-
sponding to the measured value of its assigned parameter
(pH or ORP, or temperature). During calibration, however,
you can transfer (XFER) each relay to a preset on/off
transfer state to suit your application requirements:
1.
With the
screen displayed, press
Ø
Ø
key
once to display
.
2.
Press
ENTER key
to display a screen like
. Use
Ø
Ø
and
×
×
keys
to view both
choices (DE-ENERGIZED or ENERGIZED).
3.
With the desired choice displayed, press
ENTER key
to
enter this selection.
