ABB AC500 PLC Hardware Manual page 1094

Device Specifications
Communication Interface Modules (S500) > PROFINET
CAN2A / CAN2B Parameters
Name
CAN baudrate
Buffer Parameters (to be configured for each used Buffer)
Name
Identifier
Receive buffer size (size in
numbers of telegrams)
Behaviour on receive buffer
overflow *)
*) The following table describes the values in detail.
Setting
Overwrite
Discard
1094
Value
1000 kbit/s
800 kbit/s
500 kbit/s
250 kbit/s
125 kbit/s
100 kbit/s
50 kbit/s
20 kbit/s
10 kbit/s
Configuration via GSDML (use by non-ABB PROFINET configuration tool)
The parameter CAN Baud rate must be set twice for each CAN2A and CAN2B
interfaces, and they must be set with identical values.
Value
0..2047
(CAN2A)
0..536870911
(CAN2B)
1...32
Overwrite
Discard
Overwrite and
send diagnos-
tics (PRO-
FINET alarm)
Discard and
send diagnos-
tics (PRO-
FINET alarm)
3ADR010121, 13, en_US
Internal value Internal value,
type
0 DWORD
1
2
3
4
5
6
7
8
Internal
value
0..2047
(CAN2A)
0..536870911
(CAN2B)
1...32
0
1
3
4
Description
The oldest buffer entry which is stored in the buffer is over-
written with the new incoming telegram.
The new incoming telegram is discarded.
Default
0
Internal value, Default
type
WORD 0
(CAN2A)
DWORD
(CAN2B)
BYTE 1
BYTE 0
2019/04/17