The diagram below shows the different alarm types – Watlow ANASCAN User Manual
Page 40
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32 ANASCAN User’s Guide
CHANNEL SETUP
The diagram below shows the different alarm types.
High and Low
Deviation
Alarms
O = OFF
L =
Latched(Default)
U = Unlatched
See above descriptions.
High and Low
Deviation Alarm
Outputs
N, 1 to 34
default = NONE
N = NONE
Alarm Deadband
0 to 255
default = 0
See figure below.
Alarm Deviation
0 to 255
default = 25
See figure below.
Alarm Delay
0 to 255
default = 0
See figure below.
Field Name
Selections
Notes
High Alarm Limit
Setpoint
Low Alarm Limit
SP + Deviation
SP - Deviation
}
Deadband
}
Deadband
}
Deadband
}
Deadband
High deviation alarm on
High deviation alarm off
Low deviation alarm on
Low deviation alarm off
High process alarm off
High process alarm on
Low process alarm on
Low process alarm off
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