Honeywell UDC3500 Product Manual page 159

Universal digital controller
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Function Prompt
Lower Display
10/05
Selections or
Range of Setting
Upper Display
RERUN
TO RUN
ToBEGIN
STOP I
MAN FS
TO LOCK
TO Aout
TIMER
UDC3500 Universal Digital Controller Product Manual
Parameter
Definition
RERUN—Allows the Setpoint Programmer to be
reset to the initial segment of its current cycle, unit
stays in previous mode.
RUN—Contact closure starts a stopped SP Ramp or
Program. Upper left character blinks "R". Reopening
the contact has no effect.
This selection applies to either loop.
EXTERNAL SP PROGRAM RESET—Contact
closure resets SP Program back to the beginning of
the first segment in the program and places the
program in the HOLD mode. Program cycle number
is reset to the configured value. Reopening switch
has no effect.
This selection applies to either loop.
ATTENTION Once the last segment of the setpoint
program has timed out, the controller enters the
mode of action specified in the configuration data
and the program cannot be reset to the beginning of
the first segment by digital input closure if the
program is disabled.
INHIBIT INTEGRAL (RESET)—Contact closure
disables PID Integral (Reset) action.
MANUAL FAILSAFE OUTPUT—Controller goes to
Manual mode, output goes to the Failsafe value.
ATTENTION This will cause a bump in the output
when switching from Automatic to Manual. The
switch back from Manual to Automatic is bumpless.
When the switch is closed, the output can be
adjusted from the keyboard.
KEYBOARD LOCKOUT—Contact closure disables
all keys. Lower display shows LOCKED if a key is
pressed.
AUTOMATIC OUTPUT—Contact closure sends
output to the value set at the prompt AUTO OUT in
the Control (Loop 1) Set Up Group when the
controller is in the Automatic mode. Reopening the
contact returns the controller to its normal output.
Digital Inputs assigned to Loop 2 will also use the
AUTO OUT value in the Control Setup Group.
ATTENTION Does not apply to Three Position
Step Control.
TIMER—Contact closure starts timer, if enabled.
Reopening the switch has no effect.
Configuration
145

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