Application - Bosch rexroth EFC 610 Series Operating Instructions Manual

Rexroth Frequency Converter EFC x610 493/653
Series
Safety Technology

14.2.3 Application

There are several connection cases for using the STO function of EFC 5610, each
have a different security level.
Case 1: Dual-channel Wiring with External Power Supply (Mode 1)
Fig. 14-3: Dual-channel wiring with external power supply (SIL 2, Cat 3 / PLd without fault
exclusion wiring; SIL 3, Cat 4 / PLe with fault exclusion wiring)
Case 2: Dual-channel Wiring with External Power Supply (Mode 2)
Fig. 14-4: Dual-channel wiring with external power supply (SIL 2, Cat 3 / PLd without fault
exclusion wiring; SIL 3, Cat 4 / PLe with fault exclusion wiring)
R912005854_Edition 09 Bosch Rexroth AG