Watlow PM PLUS™ 6
• 58 •
Chapter 5: Setup
Setup Lists
You will not see every parameter listed here. These vary depending on the features enabled on your device.
Alarm Source
Select what will trigger this alarm.
Note: When using Deviation Alarms with Dif-
ferential control, the Alarm Source must be set
to Process Value.
None (61)
Analog Input (142)
Linearization (238)
Process Value (241)
Power (73)
Digital Bus Input (1993)
Load Current RMS (179)
Current Read is Sample and
Hold (22)
9017
Alarm Source Instance
(Alarm Source Inst")
Set the instance of the function selected
above.
1 or 2
1
9018
Control Loop
Set the instance of the Set Point Closed, Con-
trol Loop, to be referenced by the deviation
alarm.
Note: Not available on single loop models.
1 to 2
1
9023
Hysteresis
Set the hysteresis for an alarm. This deter-
mines how far into the safe region the process
value needs to move before the alarm can be
cleared.
0.001 to 9,999.000°F or
units
0.001 to 5,555.000°C
1.0°F or units
1.0°C
9003
Logic
Select what the output condition will be during
the alarm state.
Energize on alarm (17)
De-energize on alarm (66)
Close On
Alarm
9005
Sides
Select which side or sides will trigger this
alarm.
Both (13)
High (37)
Low (53)
Both
9004
Low Set Point
If Type is set to Process: the process value
that triggers a low alarm.
If type is set to Deviation: the span of units
from the closed loop set point that will trigger
a low alarm. A negative set point represents
a value below closed loop set point. A posi-
tive set point represents a value above closed
loop set point.
-1,999.000 to 9,999.000°F
or units
-1,128.000 to 5,537.000°C
32.0°F
or units
0.0°C
9002
High Set Point
If Type is set to Process: set the process
value that triggers a high alarm.
If type is set to Deviation: set the span of
units from the closed loop set point that trig-
gers a high alarm.
-1,999.000 to 9,999.000°F
or units
-1,128.000 to 5,537.000°C
300.0°F or
units
150.0°C
9001
Latching
Turn latching on or off. A latched alarm has to
be turned off by the user.
Non-Latching (60)
Latching (49)
Non-Latching 9007
Blocking
Select when an alarm is blocked. After startup
and/or after the set point changes, the alarm
is blocked until the process value enters the
normal range.
Off (62)
Startup (88)
Set Point (85)
Both (13)
Off
9008
Silencing
Turn silencing on to allow the user to disable
this alarm.
Off (62)
On (63)
Off
9006
Display
Display an alarm message when an alarm is
active.
Off (62)
On (63)
On
9016
Delay Time
Set the time that the alarm will be delayed after
the process value exceeds the alarm set point.
0 to 9,999 seconds
0
9021
Содержание PM PLUS 6
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