NORSTAT Safety Relays - Handbuch (Seite 51)

application guide safety relays from riese electronic page 48
S
TA
R
T
T11 T34 T12 T44/
Not-
Halt/
E-
STOP
PE
T22 23 T33 13
AUS/
OFF
S
TA
R
T
T11 T34 T12 T44/
Not-
Halt/
E-
STOP
PE
T22 23 T33 13
e) SAFE S.6 / SAFE S.10
(SAFE S.10: with 10 A contact capacity )
Single channel emergency stop
(without opposite polarity between channels)
Using single channel emergency stop terminals
T12-T33 and T33-T44/PE are bridged. By
pressing the START button the device is
activated. Contacts 13-14 and 23-24 close. By
activating the OFF-Button or the E-STOP the
contacts return to their normal position.
Suitable up to category 2; SIL1; PLd reachable
Dual channel emergency stop
(without opposite polarity between channels).
Using the dual channel emergency stop button
terminals T33 and T12 are not bridged.
The device is activated by pressing the START
button. Contacts 13-14 and 23-24 close. By
activating the OFF button or the emergency stop
button the contacts return to their normal position.
Suitable up to category 3; SIL2; PLd reachable
Dual channel emergency stop
(with opposite polarity between channels).
Using the dual channel emergency stop with
opposite polarity between channels the wiring of
the emergency stop button must be changed.
The device is activated by pressing the START
button. Contacts 13-14 and 23-24 close. By
activating the OFF button or the emergency stop
button the contacts return to their normal
position.
Suitable up to category 4; SIL3; PLe reachable
Dual channel emergency stop but ton with
monitoring of the START button and opposite
polarity between channels.
In this application the proper turn on and OFF the
START button will be monitored. Through a
briefly operation of START button contacts 13-14
and 23-24 close after a delay of approximately
100 ms. If there is an emergency stop the
contacts return to their normal position without
delay.
Suitable up to category 4; SIL3; PLe reachable
S
TA
R
T
T11 T34 T22
Not-
Halt/
E-
STOP
T33 T12 23
PE
T44/ 13
T11 T34
S
TA
R
T
Not-
Halt/
E-
STOP
T33 T12 T22 T44/ 13
PE
23
NORSTAT INC. 300 Roundhill Dr. Rockaway, NJ 07866 Tel: 973-586-2500 Fax: 973-586-1590 www.norstat.com