Instruction manual

7. FUNCTIONS
IMSRM15-E6
121
(2) Process alarm
When the measured value (PV) reaches the alarm set value, the alarm status is set up.
Process high alarm Process low alarm
Time
Time
OFF OFFON ON OFF OFF
Measured value (PV) Measured value (PV)
Measured value (PV)
Measured value (PV)
A
larm
set value
A
larm
set value
A
larm status
A
larm status
(3) Alarm differential gap
If measured value (PV) is close to the alarm set value, the alarm relay contact may repeatedly turn on
and off due to input fluctuations. If the alarm differential gap is set, repeated turning on and off of the
relay contact can be prevented.
High alarm (Deviation/process) Low alarm (Deviation/process)
Time
Time
Differential
gap
OFF ON OFF OFF ON OFF
Measured value (PV) Measured value (PV)
Measured value (PV)
Measured value (PV)
A
larm
set value
Alarm
set value
A
larm status
A
larm status
Differential
gap
High/low alarm
Alarm status
Differential gap
Time
OFF ON OFF ON OFF
Set value (SV)
Measured value (PV)
Measured value (PV)
Alarm set value
Alarm set value
Differential gap