NORSTAT Safety Relays - Handbuch (Seite 53)

application guide safety relays from riese electronic page 50
Dual channel safety gate monitoring with
extended control of the release s witch and
with opposite polarity between channels.
If the safety gate switches S1 and S2 are closed,
the output contacts remain unchanged. The
device will be activated by pressing the release
switch. Contacts 13-14 and 23-24 close with a
delay of approximately 100 ms. After opening the
safety gate switches the contacts return to their
normal position without delay.
Suitable up to category 4; SIL3; PLe reachable
Dual channel safety gate monitoring with
automatic activation and with opposite
polarity between channels.
In this application of the device works
automatically, since terminals T11 to T34 are
bridged. If the safety gate switches S1 and S2
are closed, the contacts close with a delay of
approximately 100 ms. After opening the safety
gate switches the contacts return to their normal
position without delay.
Suitable up to category 4; SIL3; PLe reachable
T33
Freigabe /
Release
T12
S 1
T34 T11 T22 T44/
PE
S 2
13 23
T33 T12
S 1
T34 T11 T22 T44/
PE
S 2
13 23
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