ABB ACS880 User Manual page 14

14 Introduction to the manual
Term
SAR
SBC
SIL
SLS
SLS monitoring limit
SMS
SS1
SSE
SSM
STO
Supply unit
Validation
Verification
Zero speed
Description
Safe acceleration range
Safe brake control
Safety integrity level (1...3) (IEC 61508, IEC 62061, IEC 61800-5-2)
Safely-limited speed
The speed limit at which SLS monitoring is started, located in the middle of SLS trip
limit and SLS limit.
Safe maximum speed
Safe stop 1 (IEC/EN 61800-5-2)
Safe stop emergency
Safe speed monitor
Safe torque off (IEC/EN 61800-5-2)
Supply module(s) under control of one control unit, and related components.
Confirmation by, for example, analysis that the safety system meets the functional
safety requirements of the specific application.
Confirmation by, for example, testing that the safety system meets the requirements
set by the specification.
For safety functions, the zero speed limit indicates the completion of the safe stopping
function.