Measured
value
Upper limit alarm is occurred.
Upper limit alarm
Limit value
Reset value
Upper limit warning
Limit value
●
Reset value
Deadband
Normal value
or rated value
Lower limit warning
Reset value
Limit value
Lower limit alarm
Reset value
Limit value
●
●
Upper limit alarm is restored.
Upper limit warning is occurred.
●
Upper limit warning is restored.
Lower limit warning is occurred.
Figure 6.5.16 Upper and Lower Limit
Lower limit warning is restored.
●
●
Lower limit alarm is restored.
●
●
Lower limit alarm is occurred.
288
6F2M2000
Time