Honeywell UDC2800 - Page 136

136
Function
Prompt
Selections or Range
of Setting
Parameter Definition
Value slidewire fails.
ATTENTION: TPSC Power Up Mode must
be configured for Failsafe.
0 Percent Motor goes to closed position.
100 Percent Motor goes to open position.
Preset
Manual
Output
0 to 100 % Power-up Preset Manual Output- At power-up,
the controller will go to manual and the
output to the value set here. (Note 4)
Preset Auto
Output
0 to 100 % Power-up Preset Automatic Output- At power-up,
the controller will begin its automatic control
at the output value set here. (Note 4)
Proportion
Unit
Proportional Band Units- Select one of the
following for the Proportional (P) term of the
PID algorithm.
Proportional Band It selects units of percent proportional band
for the P term of the PID algorithm.
Where: PB % =100 % FS / GAIN
GAIN It selects the unitless term of gain for the P
term of the PID algorithm.
Where: GAIN =100 % FS / PB%
Reset Unit Reset Units—Selects units of minutes per
repeat or repeats per minute for the I term of
the PID algorithm.
20 Repeats per Minute = 0.05 Minutes per
Repeat.
Repeats/Minute Repeats per Minute- The number of times per
minute that the proportional action is
repeated by reset.
Minutes/Repeat Minutes per Repeat- The time between each
repeat of the proportional action by reset.
NOTE 1: The local setpoint will automatically adjust itself to be within the setpoint
Chapter 4 - Configuration