User Manual

AS-Interface
9.6 Connecting
SIRIUS ACT 3SU1 pushbuttons and signaling devices
180 System Manual, 02/2015, A5E03457306020A/RS-AB/002
9.6
Connecting
9.6.1
Connection with AS-Interface modules
Connection options
● Conventional connection with AS-Interface
● Safe connection using ASIsafe
● With 3SK1, 3RK3 safety relays
● Connection to distributed I/O ET 200SP, SIMATIC S7-1500
Safe communication via ASIsafe
Safety-related components can be integrated in AS-Interface by means of ASIsafe – up to
PL e as per ISO 13849-1 or SIL 3 as per IEC 62061. Use the yellow AS-Interface cable to
make this connection.
Safe and standard I/O modules are installed and operated together in a single network.
Safety-related data is transferred over the existing standard bus.
9.6.2
Connecting the AS-Interface modules for front plate mounting
When connecting, note that the maximum cable length up to the first mounting support must
be ≤ 100 mm.
Maximum current I
max
= 8 A.