Manual ver 2.0
12
Inverse Action:
The output relay is usually on and is deactivated
when the alarm activation condition is caused.
By combining the type of activation and the type of action, it is
possible to configure the following alarm operation modes:
Configuration
C.A1
/
2
Working mode
0
Alarm disabled
1
High alarm, direct action
2
High alarm, inverse action
3
Low alarm, direct action
4
Low alarm, inverse action
The alarm hysteresis can be set up using the
HY.A1
or
HY.A2
parameter. This
hysteresis is used so that an activated alarm is not deactivated until the margin
indicated from the consignment point has been exceeded. The following graphs
show the behaviour of a high and low alarm with hysteresis.
Hysteresis
with high
alarm
Alarm
deactivated
Alarm
activated
Alarm
deactivated
Hysteresis
with low
alarm
The activation of each alarm may be set up so that it is only
activated once the activation condition has been fulfilled for a period of
Summary of Contents for AK30
Page 1: ...Instructions Manual PROCESS INDICATORS...
Page 2: ...Manual ver 2 0 2...