ABB ACQ80, Firmware Manual

Page: 220 / 390

220 Parameters
Fault The drive monitors communication loss when
start/stop is expected from the EFB on the
currently active control location. Drive trips on
6681 EFB comm loss
if control in the currently
active control location is expected from the EFB
or reference is coming from the EFB, and the
communication is lost.
1
Fault always Drive continuously monitors for communication
loss. Drive trips on
6681 EFB comm loss
. This
happens even thought the drive is in a control
location where the EFB start/stop or reference is
not used.
4
Warning Drive generates an
A7CE EFB comm loss
warning.
This occurs even though no control is expected
from the EFB.
WARNING! Make sure that it is safe to
continue operation in case of a
communication break.
5
58.15 Communication
loss mode
Defines which message types reset the timeout
counter for detecting an EFB communication
loss.
Changes to this parameter take effect after the
control unit is rebooted or the new settings
validated by parameter
58.06 Communication
control
(
Refresh settings
).
See also parameters
58.14 Communication loss
action
and
58.16 Communication loss time
.
Any
message
Any message Any message addressed to the drive resets the
timeout. 1
Cw / Ref1 / Ref2 A write of the control word or a reference resets
the timeout.
2
58.16 Communication
loss time
Sets a timeout for EFB communication. If a
communication break lasts longer than the
timeout, the action specified by parameter
58.14
Communication loss action
is taken.
Changes to this parameter take effect after the
control unit is rebooted or the new settings
validated by parameter
58.06 Communication
control
(
Refresh settings
).
See also parameter
58.15 Communication loss
mode
.
60.0 s
0.0…6000.0 s EFB communication timeout. 1 = 1
No. Name/Value Description Def/
FbEq16