Diagnostic functional test
1.
Verify that
warning 68, Safe Stop
and
alarm 68,
Safe Stop
do not occur when 24 V supply is
connected to terminals 37 and 38.
2.
Remove the 24 V supply for terminal 37, and
verify that the LCP displays
alarm 188, STO
Function Fault
if the LCP is mounted. If the LCP is
not mounted, verify that
alarm 188, STO Function
Fault
is logged in
parameter 15-30 Alarm Log: Error
Code
.
3.
Reapply 24 V supply to terminal 37, and verify
that resetting the alarm is successful.
4.
Remove the 24 V supply for terminal 38 and
verify that the LCP displays
alarm 188, STO
Function Fault
if the LCP is mounted. If the LCP is
not mounted, verify that
alarm 188, STO Function
Fault
is logged in
parameter 15-30 Alarm Log: Error
Code
.
5.
Reapply 24 V supply to terminal 38 and verify
that resetting the alarm is successful.
Safe Torque Off (STO)
VLT
®
Midi Drive FC 280
36
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MG07A102
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