Beijer Electronics M70 EN - Manual (Page 17)

Enabling Switch
Beijer Electronics, MAEN843A 17
6.1 Examples of Connecting the Enabling
Switch to Hardware
Connection with PILZ PST1 Control Relay
PILZ
PST1
GND
A1(+) 23 S11
A2(-)
13
14 24 S23 S24
KA KB
S12
K1
K2
+24 VDC
F1
1A
F2
4A(t)
or
6A(f)
KA KB
X1 X2
KA
KB
L1 L2 L3
M
F3
4A(t)
or
6A(f)
GND GND
F4
3,15A
GND
1 2 3 4
1 2 3 4
DC/DC
converter
6 7
6 7
S19:
K3:
+24V GND ED1+ ED1- ED2+ ED2-
X1
+24V GND ED1+ ED1- ED2+ ED2- K4:
K3: Terminal block socket K3
on connection box
Connection box
Male connector X2
on conncection box
Terminal block socket K4
on connection box
Connection cable
CAB TTxxx
Evaluation electronics
Circuit 1 Circuit 2
Female connector X1
on connection box
Note: All contacts of KA and KB must be forced-guided!
Feedback
control loop
M70
(2 enabling switches with
3 positions and 2 circuits each)
Enabling of
dangerous
movement!
1 2 3
1 2 3
ZT L1
ZT L2
ZT
L
ZT R1
ZT R2
ZT
R
3 2 1
3 2 1
X2