64
Range
- 0....65535 [engineering units]
Default
value
- 0 [engineering units]
Comments
- Sets
A Hi
flag used for rules processing. The reset level for this
flag depends on Alarm hysteresis value.
8.2.6.2.1.2.2.8. Alarm Lo
Function
- Defines
Lo
alarm level in engineering units for analogue input
signal.
Data type
- number
Range
- 0....65535 [engineering units]
Default
value
- 0 [engineering units]
Comments
- Sets
An Lo
flag used for rules processing. The reset level for
this flag depends on Alarm hysteresis value.
8.2.6.2.1.2.2.9. Alarm LoLo
Function
- Defines
LoLo
alarm level in engineering units for analogue
input signal.
Data type
- number
Range
- 0....65535 [engineering units]
Default
value
- 0 [engineering units]
Comments
- Sets
An Lo
flag used for rules processing. The reset level for
this flag depends on Alarm hysteresis value.
8.2.6.2.1.2.2.10. Alarm hysteresis
Function
- Defines hysteresis for analogue input alarm thresholds. The
value is in engineering units.
Data type
- number
Range
- 1....65535 [engineering units]
Default
value
- 10 [engineering units]
Comments
- setting proper hysteresis value for variable signal source
prevents frequent activation of alarm flag when signal source
is unstable.
8.2.6.2.1.2.2.11. Dead band
Function
- Defines size of dead band for value of analogue input in
engineering units.
Data type
- number
Range
- 0....65534 [engineering units]
Default
value
- 10 [engineering units]
Comments
- Insensitivity band spans symmetrically with last recorded
value in center. Upon crossing this value, the new value is
recorded and insensitivity band is moved. The
An DB
flag in
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