Watlow Series PD - Manual (Page 34)

W a t l o w S e r i e s P D
■
32
■
C h a p t e r 7 C o n f i g u r a t i o n P a g e
Figure 32 — Digital Input Web Page Tag Descriptions
Tag # Digital Input
Configuration Parameters
Parameter Description
1. Function Selects the digital input function when the digital input active
condition is satisfied. Off (disabled), Switch to Digital Set Point,
Acknowledge Alarm(s), Switch to Manual Control, Switch Control
Loop Off or Pause Data Logging.
2. Active State Selects the type of signal change required to trigger the digital in-
put. Low/Falling Edge or High/Rising Edge.
Acknowledge Alarm
3. Alarm Action Selects the alarm actions to be taken when the digital input active
state is satisfied. Silence, Acknowledge or Silence and Acknowledge.
4 . Which Alarms Sets the alarms that are affected by the alarm action setting.
Alarm 1 through Alarm 8.
Switch to Manual Control
5. Which Loops Sets the Control Loop that switches to Manual Control when the
digital input active state is satisfied. Loop 1 or Loop 2.
Switch Control Loop Off
6. Which Loops Sets the Control Loop that switches to Off (disabled) when the
digital input active state is satisfied. Loop 1 or Loop 2.
Digital Set Point
7. Which Loop Sets the Control Loop that switches to the Digital Set Point when
the digital input active state is satisfied. Loop 1 or Loop 2.
8. Digital Set Point Sets the Digital Set Point used when the digital input active state
is satisfied. Value must be within the set point range limits.