Configuring Modbus Serial Channel Properties - ABB COM600 series User Manual

3.4.3.
22
COM600 series, Version 5.1
Modbus Serial Slave (OPC) User's Manual
Property/Parameter
Station/Remote Switch
Station/Remote Switch Hand-
ling
Station/Remote Switch Error

Configuring Modbus Serial Channel properties

The Modbus Serial Channel properties that can be configured and their value ranges are
listed in Table 3.4.3-1. The actual configuration by using the SAB600 is performed as
described in 3.4.1, General information about configuring objects.
Table 3.4.3-1 Modbus Serial Channel properties
Property/Parameter
Basic
In Use
Protocol
Communication
Communication Port
Parity
Value or Value range/Default
Do not check Station/Remote
switch position.
Check Station/Remote switch
position.
Default: Do not check Sta-
tion/Remote switch position.
Reject commands if position
bad or unknown.
Allow commands if position bad
or unknown.
Default: Reject commands if
position bad or unknown.
Value or Value range/Default
In use
Not in use
Default: In use
Modbus Slave over Serial
interface
COM1 .. COM8
Default: COM1
No parity check
Even parity
Odd parity
Default: No parity check
1MRS756913
Description
Specifies if the position of the
station remote switch is going
to be checked.
Defines command handling, if
the position is bad or unknown.
Description
Specifies whether the channel
is in use or not.
Protocol
Serial port used by the Modbus
Serial Protocol. The number of
ports depends on the hard-
ware.
Defines the parity check used
for the characters transferred
on the channel.