[DB600] General instruction manual
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SV: Setting value MV: Output value
AL: Event value db: Event dead-band
Event output range with "Event standby" set
Normal event output range
Event activation range
Setting value upper limit alarm
Upper limit alarm against a setting value (SV).
Activation condition
AL < SV
Keep condition
AL - db < SV ≤ AL
Reset condition
SV ≤ AL - db
Setting value lower limit alarm
Lower limit alarm against a setting value (SV).
Activation condition
AL > SV
Keep condition
AL ≤ SV < AL + db
Reset condition
SV ≥ AL + db
Output value upper limit alarm
Upper limit alarm against an output value.
Activation condition
AL < MV
Keep condition
AL - db < MV ≤ AL
Reset condition
MV ≤ AL - db
Output value lower limit alarm
Lower limit alarm against an output value.
Activation condition
AL > MV
Keep condition
AL ≤ MV < AL + db
Reset condition
MV ≥ AL + db