P0703 - Bus Off Reset; P0705 - Can Controller Status - WEG CFW-11 Communications Manual

Description:
It allows programming the desired baud rate for the CAN interface, in bits per second. This rate must be the same
for all the devices connected to the network.
Bus Off
P0703 –
Range: 0 = Manual
1 = Automatic
Proprieties: CFG, CAN
Access groups via HMI:
01 PARAMETER GROUPS.
∟ 49 Communication
∟ 112 CANopen/DeviceNet
Description:
It allows programming the inverter behavior when detecting a
0 = Manual Reset
1 = Automatic Reset
P0705 – CAN Controller Status
Range: 0 = Disabled
1 = Auto-baud
2 = CAN Enabled
3 = Warning
4 = Error Passive
5 = Bus Off
6 = No Bus Power
Proprieties: RO
Access groups via HMI:
01 PARAMETER GROUPS.
∟ 49 Communication
∟ 112 CANopen/DeviceNet
Description:
It allows identifying if the CAN interface board is properly installed and if the communication presents errors.
Options
0 = Disabled
1 = Auto-baud
2 = CAN Enabled
Warning
3 =
Error Passive
4 =
Bus Off
5 =
6 = No Bus Power
5 Refer to the description on item 1.1.4.
Reset
.
Table 3.5 - Values for the parameter P0703
Options
bus off
If
the HMI, the action programmed in the parameter P0313
will be executed and the communication will be disabled. It
is necessary to cycle power in order that the inverter
communicates again through the CAN interface.
bus off
If
automatically and the error will be ignored. In this case
there will be no alarm indication on the HMI and the
inverter will not execute the action programmed in P0313.
.
Table 3.6 - Parameter P0705 values
Inactive CAN interface. It occurs when the inverter does not have the CAN
interface board installed.
The CAN interface is active and without errors.
The CAN controller reached the
The CAN controller reached the
The CAN controller reached the
The CAN interface does not have power supply between connector pins 1 and 5.
bus off
error at the CAN interface:
Description
occurs, the alarm A134/F234 will be indicated on
occurs, the communication will be reinitiated
Description
warning 5
state.
error passive
5 state.
bus off 5
state.
Default: 1
Default: -