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The following table lists the data entry fields and a description of their purposes.
TERM DEFINITION RANGE
SCHED TIME The time of day the control group will be changed to the selected group. Valid Time
GROUPS The control group number to be used after the scheduled time occurs. G1-G4
CAP Control
The CAP CONTROL option allows the user to access a set of menu options used to
set the systems control features. CAP CONTROL
CAP CONTROL
1. SUCT PRESS
2. PROC TEMP
Suction Pressure Control Setpoints
The SUCTION PRESSURE CONTROL SETPOINTS screen allows the user to set-up the Load and Unload Controls
for Automatic capacity control. The Normal Stage delay and Fast Stage Delay fields are also used for Capacity
changes in the Sequenced mode. Included on this screen is additional reference data to assist the operator when
setting-up the compressor. An example of the screen is shown below.
SUCTION PRESS CONTROL SETPTS hh:mm:ss
LOAD UNLOAD
NORMAL BANDWIDTH XX.X XX.X PSID
CONTROL DEADBAND XX.X XX.X PSID
NORMAL STAGE DELAY XX.X XX.X SEC
FAST STAGE DELAY XX.X XX.X SEC
SETPOINT S1 X.X PSIG SP XX.X INHG
MODE AUTO CP XX.X PCT
STATE FAILED
Daily Schedule 1 Definitions
Suction Pressure Control Setpoints Screen
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