Siemens SIMATIC S5-115F - Page 318

S5-115F Manual Rules Governing the Use of the S5-115F
Figure 10-19. Type 9/10 DQ, Safety-Related: Indirect Control,
Readback at laod circuit, 24V/115 V or 24 V/230 V
4 diodes4 diodes
A diode network is
necessary if the
holding power of
the load is less than
2.5 Watts at 115 V
or less than 5 Watts
at 230 V.
M MP L M
MP L (Phase)
Subunit A Subunit B
482 - 7LF11
482 - 7LF31
458 - 7LB
*
DQ, P output
* Not connected to
common pot.
to MP
R DI, L Read
435 - 7LC
436 - 7LC
(Not connected to
common pot.)
482 - 7LF11
482 - 7LF31
458 - 7LB
*
DQ, P output
* Not connected to
common pot.
to L
R DI, MP Read
435 - 7LC
436 - 7LC
(Not connected to
common pot.)
Figure 10-20. Type 9/10 DQ, Safety-Related: Indirect Control,
Readback at laod circuit, 115 V/115 V or 230 V / 230 V
4 diodes
MP L (Phase)
MP MP L MP
Subunit A Subunit B
456 - 7LB
(Not connected to
common pot.)
DQ, P output
456 - 7LB
(Not connected to
common pot.)
DQ, L output
to L
R DI, MP Read
435 - 7LC
436 - 7LC
(Not connected to
common pot.)
A diode network is
necessary if the
holding power of
the load is less than
2.5 Watts at 115 V
or less than 5 Watts
at 230 V.
4 diodes
to MP
R DI, MP Read
435 - 7LC
436 - 7LC
(Not connected
to common pot.)
EWA 4NEB 811 6148-02 10-35