ABB ACS880 Series Firmware Manual page 338

338 Parameters
No. Name/Value
58.10 All packets
0...4294967295
58.11 UART errors
0...4294967295
58.12 CRC errors
0...4294967295
58.14 Communication
loss action
No
Fault
Last speed
Speed ref safe
Fault always
Warning
Description
Displays a count of valid packets addressed to any device on
the bus. During normal operation, this number increases
constantly.
Can be reset from the control panel by keeping Reset
depressed for over 3 seconds.
Number of all received packets.
Displays a count of character errors received by the drive. An
increasing count indicates a configuration problem on the
bus.
Can be reset from the control panel by keeping Reset
depressed for over 3 seconds.
Number of UART errors.
Displays a count of packets with a CRC error received by the
drive. An increasing count indicates interference on the bus.
Can be reset from the control panel by keeping Reset
depressed for over 3 seconds.
Number of CRC errors.
Selects how the drive reacts to an EFB communication break.
Changes to this parameter take effect after the control unit is
rebooted or the new settings validated by parameter
Communication control.
See also parameters 58.15 Communication loss mode
58.16 Communication loss
No action taken (monitoring disabled).
Drive trips on 6681 EFB comm
control is expected from the EFB (EFB selected as source of
start/stop in the currently active location).
Drive generates an A7CE EFB comm loss
freezes the speed to the level the drive was operating at. This
only occurs if control is expected from the EFB.
The speed is determined on the basis of actual speed using
850 ms low-pass filtering.
WARNING! Make sure that it is safe to continue
operation in case of a communication break.
Drive generates an A7CE EFB comm loss
the speed to the speed defined by parameter
safe (or 28.41 Frequency ref safe
is being used). This only occurs if control is expected from the
EFB.
WARNING! Make sure that it is safe to continue
operation in case of a communication break.
Drive trips on 6681 EFB comm
no control is expected from the EFB.
Drive generates an A7CE EFB comm loss
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.
time.
loss. This only occurs if
warning and
warning and sets
22.41 Speed ref
when frequency reference
loss. This occurs even though
warning. This
Def/FbEq16
-
1 = 1
-
1 = 1
-
1 = 1
Fault
58.06
and
0
1
2
3
4
5