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Operating the Analyzer
26 UDA2182 Universal Dual Analyzer Product Manual January 2009
5.6 PID Displays
Overview
When PID 1 or 2 is active - there is a display screen for each. There is a sub-screen that
allows editing of the Setpoint value, Setpoint Source, Control Mode, and Output value.
You can also enable or disable Accutune and Tune Set.
Selecting Control Display
Press
Display
until you see the PID Display screen. If PID 1 and 2 have been configured,
press DISPLAY again. In each instance, you can edit some control parameters. See Table
5-3.
1
2
0.00
0.00
pH
PID LOOP 1
Auto
0.0
1
3
4
2
PV Units
PID Loop
1 or 2
PV1 or PV 2 Value Control Mode
Auto or Manual*
Output Value*
Relay 4 Physical State
White – De-energized
Black - Energized
Relay 3 Physical State
White – De-energized
Black - Energized
Relay 2 Physical State
White – De-energized
Black - Energized
Relay 1 Physical State
White – De-energized
Black - Energized
Setpoint Indicator
Working Setpoint Value*
11
22
0.00
0.00
pH
PID LOOP 1
Auto
0.0
1
3
4
2
PV Units
PID Loop
1 or 2
PV1 or PV 2 Value Control Mode
Auto or Manual*
Output Value*
Relay 4 Physical State
White – De-energized
Black - Energized
Relay 3 Physical State
White – De-energized
Black - Energized
Relay 2 Physical State
White – De-energized
Black - Energized
Relay 1 Physical State
White – De-energized
Black - Energized
Setpoint Indicator
Working Setpoint Value*
*These Control parameters can be edited. See Table 5-3.
Figure 5-3 PID Loop 1 Edit Display screen example