2 Brake Monitoring (Unintended Car Movement)
YASKAWA
TOEPC710616134G AC Drive L1000A Technical Manual Addendum
9
Feedback function is just monitoring the brake operation and issues a fault if the brakes
’
status does not match the
brake command.
■
Deactivation
To deactivate the Brake Response Monitor (BRM) function, perform the following steps:
•
Set
S6-17 = 0
.
The function is disabled.
◆
Fault Detection/Fault Reset
■
Fault Detection
If during the start or stop process Brake Feedback 1 and/or Brake Feedback 2 do not change their logic state
within the time limit specified in
S6-05 [Brake Response Error (SE4) Detection Time]
, an
SE4
fault will be
triggered and the drive will be locked.
If during Run Brake Feedback 1 or Brake Feedback 2 change their logic state for a time longer than
S6-06 [Brake
Response Error (SE4) Detection Time During Run]
, an
SE4
fault will be triggered and the drive will be locked.
■
SE4 Fault Reset
With the
Brake Response Monitor function
enabled
[S6-17 = 1]
, an
SE4
fault cannot be reset by:
•
Using the Reset button
•
Power cycling the drive or installation
•
Using the
Automatic Fault Reset
function
[L5-xx]
The
SE4
fault can be reset only by setting parameter
S6-18 = 1
.
With the
Brake Response Monitor (BRM)
function disabled
[S6-17 = 0]
, an
SE4
fault can be reset using the
standard procedure.
■
Brake Feedback
Standard Behavior of Brake Feedback
After the Brake Release Command is set (brake open) during start procedure, the drive starts a timer with the
value set in parameter
S6-05
. If
Brake Feedback function 79h
is selected, both of the Brake Feedback Inputs must
be set within the time set in
S6-05
. If
Brake Feedback function 5Bh
is selected, they must be reset within the time
set in
S6-05
.
After the Brake Release Command is reset (brakes closed) during stop procedure, the drive starts a timer with the
value set in parameter
S6-05
. If
Brake Feedback function 79h
is selected, both of the Brake Feedback Inputs must
be set within the time set in
S6-05
. If
Brake Feedback function 5Bh
is selected, they must be reset within the time
set in
S6-05
.
EN
Содержание L1000A CIMR-LC F Series
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