
1/03 UDC 6300 Process Controller Product Manual 193
5.18 Digital Input Option (Remote Switching), Continued
Digital input 1 and 2
Action on closure,
continued
Table 5-32 Digital Input 1 and 2 Option Action on Contact Closure, continued
DIG IN1 or DIG IN2
selections
Display Indication Action on contact closure*
PULSEDOWN
“1” or “2” blinks Select downward direction for pulse input
setpoint adjustment.**
OUT 3 ON
Output 3 annunciator lights
“1” or “2” blinks
Output 3 energized
OUT 4 ON
Output 4 annunciator lights
“1” or “2” blinks
Output 4 energized
INHIBIT 1
“1” or “2” blinks Inhibit PID Reset Action.
TO RSP
“RSP” blinks Selects Remote Setpoint.
DSP LOOP L1/L2
L1 or L2 is lighted Displays loop not being displayed.
RESET FB
“1” or “2” blinks Allows input 3 to override the internal reset value
providing external reset feedback.
TO A/M STA
“LSP2” blinks
II
IN blinking
When the switch is closed, the loop performs as
follows:
PV = In2
Action = Direct
Control Algorithm = PD+MR
PIDSET = 2
SP = LSP2
TO PURGE
“MAN” blinks When the switch is closed, the loop is forced to
Manual mode with the Output value set to the
High Output Limit. The configuration of the
Latching function determines whether the action
is momentary or latching.
LOW FIRE
“MAN” blinks
When the switch is closed, the loop is forced to
Manual mode with the Output value set to the
Low Output Limit. The configuration of the
Latching function determines whether the action
is momentary or latching.
ToTUNE
“TUNE” or “SP” Tuning - a
large “T” appears in the upper
display
“PV” tuning - displays a small
“t” in the upper display
Starts the Accutune process.
*Returns (toggles) to original state when contact opens.
**Open contact selects upward direction.
Keyboard operation
Front panel keys have no effect on the DI action in the closed state.
Continued on next page
Kommentare zu diesen Handbüchern