7 Communications Capabilities
7.1 Overview of Communications Capabilities . . . . . . . . . . . . . . . . . . . . . . 7 - 1
7.2 SINEC L1 Local Area Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 1
7.2.1 Nonsafety-Related Connection between an S5-115F Slave and a
Master Controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 3
7.2.2 Safety-Related Connection of Several S5-115Fs . . . . . . . . . . . . . . . . . 7 - 13
7.2.3 Connecting Several S5-115Fs with S5 PLCs of the U Range . . . . . . . 7 - 22
7.2.4 Safety-Related and Fault-Tolerant Networking
of Several S5-115Fs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 30
7.2.5 The Mailbox Transfer Block FB 253 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 32
7.3 Programmers for the S5-115F . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 32
7.3.1 Programmer Connected to the Serial Interface of the CPU . . . . . . . 7 - 32
7.3.2 Programmer Connected to SINEC L1 Master . . . . . . . . . . . . . . . . . . . . 7 - 33
7.4 CP 523 Serial I/O Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 34
7.4.1 Settings on the CP 523 Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 35
7.4.2 Use of the CP 523 in Print Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 37
7.4.3 Use of the CP 523 in Communications Mode . . . . . . . . . . . . . . . . . . . . 7 - 44
7.4.4 Failsafe Characteristics of the CP 523 . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 47
7.4.5 FB 252 Integral Function Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 - 48
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
EWA 4NEB 811 6148-02