Honeywell UDC 2300, Product Manual

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Function Parameter Reference Guide
12/00 UDC2300 Controller Product Manual 131
12.2.29 DI COM
(DIGITAL INPUT COMBINATIONS)
This prompt is part of the Options Set Up Group
There are five selections available for combination with any digital input selection.
Selections Definitions
DIS
DISABLE-Disables combination function.
+PD2 Any Digital Input Selection PLUS PID2-Contact closure selects PID Set 2.
+DIR Any Digital Input Selection PLUS DIRECT ACTION – Contact closure
selects direct controller action.
+SP2 Any Digital Input Selection PLUS SETPOINT 2 – Contact closure puts the
controller into setpoint 2.
+SP1
Any Digital Input Selection PLUS SETPOINT 1 – Contact closure puts the
controller into setpoint 1.
+RUN Any Digital Input Selection PLUS RUN SETPOINT PROGRAM/RAMP –
Contact closure starts SP Program/Ramp if enabled.
12.2.30 DIG IN
(DIGITAL INPUT)
This prompt is part of the Options Set Up Group
This selection allows remote selection of various parameters.
Selections Definitions
NONE NO DIGITAL INPUT SELECTIONS
MAN
TO MANUAL – Contact closure puts the affected loop into manual mode.
Contact open returns controller to former mode.
LSP TO LOCAL SETPOINT – When a remote setpoint is configured, contact
closure puts the controller into local setpoint 1. When contact opens, the
controller returns to former operation – local or remote setpoint – unless
SETPOINT SELECT
key is pressed while digital input is active. If this
happens, the controller will stay in the local setpoint mode when contact
opens.
SP2 TO LOCAL SETPOINT TWO - Contact closure puts the controller into
local setpoint 2.
DIR
TO DIRECT ACTION - Contact closure selects direct controller action.
HOLD TO HOLD – Contact closure suspends Setpoint Program or Setpoint Ramp.
When contact reopens, the controller starts from the Hold point of the
Ramp/Program unless the Ramp/Program was not previously started via the
RUN/HOLD
key.
This selection applies to either loop.
PID2 TO PID2 – Contact closure selects PID Set 2.