Watlow Series PD ■ 24 ■ Chapter 5 Monitor Device Page
Figure 24 — Monitor Device Web Page Tag Descriptions
Tag # Monitor Device Page Parameters Parameter Description
Input Status
1. Input Number Identifies input hardware that is installed. Red box appears for
any input that is in a fault condition.
2. Input Value Actual analog input value for Inputs 1 and 2.
Digital Input condition or Current Transformer input value for
Inputs 3 and 4.
3. Input Status Input error status for analog, digital or current transformer inputs.
Control Loop Status
4. Control Loop Number Identifies control loop hardware that is installed. Loop 2 appears
only on dual loop models.
5. Control Loop Process Value Actual analog input value for the control loop(s). Active analog
inputs can be assigned to either control loop.
6. Control Loop Working Set Point Active set point. Could be one of several set point sources, Auto
Set Point, Digital Set Point, or Ramp to Set Point
7. Control Loop Power Actual ouput power level for each control loop.
8. Control Loop Auto Set Point Automatic mode (closed loop) set point. Click on the desired loop
set point, enter the new Auto Set Point value in the pop up window and click Submit. The page refreshes and displays the new
Monitor Device page data.
9. Control Loop Manual Set Point Manual mode (open loop, % power) set point. Click on the desired
loop manual set point, enter the new Manual Set Point value in
the pop up window and click Submit. The page refreshes and displays the new Monitor Device page data.
10. Control Loop Mode Loop control mode. Automatic mode (closed loop control), Manual
mode (open loop control) or Off (loop disabled).
11. Control Loop Status Control loop output function. Heat, Cool, Heat/Cool or Off (dis-
abled) output operation.
Alarm Status
12. Alarm Number Identifies alarms. Red box appears for any alarm that is active.
13. Alarm Type Deviation Alarm, Process Alarm or Off (disabled).
14. Alarm Input Analog input assigned to the alarm.
15. Alarm Status Indicates if an alarm is inactive, active or off (disabled). Red box
appears in Alarm Number column when alarm is active
16. Alarm Set Point Trip point for the alarm. Click on the desired alarm set point, en-
ter the new Alarm Set Point value in the pop up window and click
Submit. The page refreshes and displays the new Monitor Device
page data.
17. Alarm Silencing If enabled, the alarm output can be disabled. A Silence Alarm link
appears on the Monitor Device page when the alarm trips. Click
this link to disable the alarm output.
18. Alarm Latching If enabled, the alarm output latches when tripped. An Acknowl-
edge link appears on the Monitor Device page when the alarm
trips. Once the process returns to the safe region, click this button
to reset the latched alarm output.