ABB CL Series Applications Manual page 92

1SVC 440 795 M0100
Impulse relay
The relay coil switches whenever the input signal changes
from 0 to 1. The relay behaves like an impulse relay.
on
on
Figure 43: Signal diagram of impulse relay
Display in the logic relay:
• Output relay Q:
• Markers M:
• Function relays (Text) D:
äS1
• Relays S:
h A coil is automatically switched off if the power fails and
if STOP mode is active. Exception: Retentive coils retain
signal 1 (a section "Retention (non-volatile
data storage)", Page 221).
Working with contacts and
relays
ä
äQ1 äQ8
to (depending on type)
äM1 äM16
to
äD1 äD8
to
äS8
to
89