NORSTAT Safety Relays - Handbuch (Seite 60)

application guide safety relays from riese electronic page 57
Single channel emergency stop with RS-
NAGMP.1
For this application terminals T12 and T22, T21
and PE as well as X1 and X2 have to be
bridged. The device will be activated by
pressing the start button. Contacts 13-14, 23-
24, 33-34 are closing and contact 41-42 opens.
By activating the OFF button or the emergency
stop button the contacts return to their normal
position. In this application the demand of
redundancy in the switch is not accomplished.
Suitable up to category 2; SIL1; PLd reachable
Dual channel emergency stop with RS-
NAGMP.1
Using the dual channel emergency stop button
the terminals T12 and T22 are not bridged. The
function is similar to application No. 1.
In this application a fault in the emergency stop
button will be detected.
Suitable up to category 3; SIL2; PLd reachable
Dual channel emergency stop with opposite
polarity between channels with RS-
NAGMP.1
Using this application the terminals T11 and
T21 as well as X1 and X2 have to be bridged.
The device will be activated by pressing the
start button. Contacts 13-14, 23-24, 33-34 are
closing and contact 41-42 opens. By pressing
the emergency stop button all contacts return
to their normal position.
Suitable up to category 4; SIL3; PLe reachable
T11 T33
S
TA
R
T
X1 T34 X2
Not-Halt /
E-STOP
T22 T12 T12 T21 T23
T11 T33
S
TA
R
T
X1 T34 X2
Not-
Halt/
T22 T12 T12 T21 T23
T11 T33
S
TA
R
T
X1 T34 X2
Not-
Halt/
T22 T12 T12 T21 T23
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