ABB AC500-S Safety User Manual page 231

DiagCode
8009
8019
4.6.4.10 SF_GuardLocking
Standards Requirements
EN 953:1997 3.3.3 Control Guard
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EN 1088:1995 3.3 Definition: Interlocking Guard With Guard Locking
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4.2.2 - Interlocking Device With Guard Locking
Conditional unlocking ("four-state interlocking"), refer to Fig. 3 b2 in the standard)
EN 954-1:1996 5.4 Manual reset
ISO 12100-2:2003 4.11.4: Restart following power failure/spontaneous restart
This FB controls an entrance to a hazardous area via an interlocking guard with guard locking
("four state interlocking").
2020/06/19
State name State description and output setting
Locked Off The safety related output was enabled and is disabled again.
FALSE at both S_Button1 and S_Button2 was not achieved after
disabling the safety related output.
In this state, S_Button1 is TRUE and S_Button2 is TRUE after
disabling the safety related output.
Ready = TRUE
Error = FALSE
S_TwoHandOut = FALSE
Locked On Incorrect actuation of the buttons. Waiting for release of both but-
tons.
Ready = TRUE
Error = FALSE
S_TwoHandOut = FALSE
The hazardous machine functions "covered" by the guard cannot operate until the guard
is closed;
Closing the guard initiates operation of the hazardous machine function(s).
The hazardous machine functions "covered" by the guard cannot operate until the guard
is closed and locked;
The guard remains closed and locked until the risk of injury from the hazardous machine
functions has passed;
When the guard is closed and locked, the hazardous machine functions "covered" by the
guard can operate, but the closure and locking of the guard do not by themselves initiate
their operation.
3ADR025091M0208, 12, en_US
Configuration and programming
AC500-S libraries > SafetyBlocks_PLCopen_AC500_v22.lib
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