8. PARAMETER DESCRIPTION
IMR02C15-E4
8-105
Some examples of Deviation high are described in the following:
Deviation high: When the deviation (PV – SV) is more than the Event set value, the event ON
occurs.
SV monitor value type
(Example: When setting change rate limiter is set.)
Local SV type
[Event set value is less than 0.]
[Event set value is greater than 0]
Measured value (PV)
Time
Event status OFF
ON ON
Event set value
Set value (SV)
Event set value
Set value (SV)
Changing the set value (SV)
OFF
Measured value (PV)
Measured value (PV)
Event status
OFF
ON
Time
Set value (SV)
Changing the set value (SV)
Event set value
Set value (SV)
Event set value
[Event set value is greater than 0]
[Event set value is less than 0.]
Measured value (PV)
Event status
SV monitor value
OFF OFF
ON
Time
Changing the set value (SV)
Set value (SV)
Event set value
Event set value
Measured value (PV)
Event status
Time
SV monitor value
OFF
ON ON
Changing the set value (SV)
Set value (SV)
Measured value (PV)
Set value (SV)
Set value (SV)
Measured value (PV)
: Event ON zone
: Event ON zone
Measured value (PV)
Event turns ON or OFF in accordance with the Differential gap setting.
Refer to Event 1 to Event 4 Differential gap (P. 8-113).