Siemens SINUMERIK 840D sl Function Manual page 127

05.08
Table 6-3 Overview of stop responses
STOP Action
F Depending on the par-
ticular situation
a) Safety function inac-
tive (no SBH, SG, SE
and SN active):
Saved (latched) mes-
sage to the operator
b) Safety function active
(SBH, SG, SE or SN ac-
tive)
STOP B/A is initiated
(can be configured)
c) Safety function active
and STOP C, D or E ini-
tiated:
Saved (latched) mes-
sage to the operator
Note:
The timers can be set using the appropriate machine data.
Configurable stop responses
The stop responses that occur when limit values are violated can be selected by
the machine manufacturer using the appropriate machine data. These limit values
are defined using the corresponding machine data:
Table 6-4
Safety–related function
SBH
SG
SE
SN
SBR
Crosswise data comparison: STOP F cannot be configured
Note:
* There is an immediate transition from STOP B to A if t
threshold is exceeded.
© Siemens AG 2008 All Rights Reserved
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 05.2008 Edition
Safety Functions Integrated in the System/Drive
Effect
a) NC start and travers-
ing interlock
b) Transition to STOP
B/A
c) NC start and travers-
ing interlock
Configurable stop responses
Configurable stop responses
STOP B* (cannot be configured)
STOP A, B*, C, D, E
STOP C, D, E
No internal stop response
When required, the user can configure the appropriate safe
stop responses using the SGAs SN1, SN2, ... .
STOP A (cannot be configured)
6.3 Safe Stops A–F
Initiated in Changes
response to to
a) ––
Crosswise data b) SH
comparison
c) ––
= 0 or the parameterized speed
B
Alarm
a) RESET
b) POWER
ON
c) RESET
6-127