ABB FSO-21 - Page 527

Technical data 527
SMS with encoder
Safe maximum speed (SMS) includes the following subsystems: safety encoder (not
provided by ABB), FSE-31, FSO Logic 2, FSO STO output, and Drive STO.
SBC
Safe brake control (SBC) includes the following subsystems: FSO Logic 2, FSO STO
output, FSO Digital output, Contactor 1 and 2 (can be provided by ABB), and Drive
STO.
Note: SBC is used together with other safety functions, and a triggering subsystem
must be included in the calculation.
1 Safety encoder, input device
2 FSE-31
3 FSO Logic 2
4 FSO STO output
5Drive STO
1 FSO Logic 2
2 FSO STO output
3 FSO Digital output
4 Contactor 1
5 Contactor 2
6Drive STO
2 3 4 5
1
1 2 3
4
5
6