10
Operating instructions
Safety fieldbox
SFB-PN-IRT-8M12-IOP
EN
8.2 Wiring example of the safety switches
Electronic interlock, interlock function via 1 wire
SFB
X0 – X7
Safety Switch
1
5
A1
DI
2
4
Y1
X1
6
7
Y2
X2
8
3
DO
A2
2
4
8
3
6
7
1
5
+Ub
Diag-Out
GND
SCHMERSAL devices: MZM 100, AZM 201, AZM 300, …
Electronic interlock, interlock function via 2 wires
SFB
X0 – X7
Safety Switch
1
5
A1
DI
2
4
Y1
X1
6
Y2
8
3
DO
A2
2
4
8
3
6
1
5
+Ub
Diag-Out
GND
7
X2
7
M
SCHMERSAL devices: AZM 400, …
Electromechanical interlock, interlock function via 1 wire
SFB
X0 – X7
Safety Switch
1
5
A1
DI
2
4
Y1
X1
6
7
Y2
X2
8
3
DO
A2
8
3
1
5
2
4
6
7
Diag.
SCHMERSAL devices: AZM 161-FB, AZM 170-FB, …
Electronic sensor, 8-pin
SFB
X0 – X7
Safety Switch
1
5
A1
DI
2
4
Y1
X1
6
7
Y2
X2
8
3
DO
A2
2
4
8
3
6
7
1
5
+Ub
Diag-Out
GND
nc
SCHMERSAL devices: CSS series, RSS series, …
Electronic sensor, 4/5-pin
SFB
X0 – X7
Safety Switch
1
5
A1
DI
2
4
Y1
X1
6
7
Y2
X2
3
A2
2
3
4
1
5
+Ub
Diag-Out
GND
8
DO
Different safety switchgear
Electronic E-STOP, BDF 200 FB, FB interface
SFB
X4 – X7
Safety Switch
1
5
A1
DI/FB
2
4
Y1
X1
6
7
Y2
X2
8
3
DO
A2
2
4
8
3
6
7
1
5
+Ub
FB-Interface
GND
nc
SCHMERSAL devices: BDF 200-FB, …
