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Commissioning/Configuration
EP6002-0002
27
Version: 1.0
4.2.1.2
RS422
RS422: 4-wire point-to-point connection to an RS422 device
Direct connection to an RS422 end device, full duplex data transmission.
Data can be transmitted in full duplex in RS422 mode. Only point-to-point connections can be established.
Fig. 17: 4-wire point-to-point connection to an RS422 device
The following CoE objects must be set
Index
Name
Meaning
Data type
Flags Setting
F800:0n Interface type
Ch n
0x00
RS232
BIT1
RW
0x01
(1
dec
)
0x01
RS485/422
Index
Name
Meaning
Data type
Flags Setting
80n0:07 Enable point-to-
point connec-
tion (RS422)
Channel n
0
bin
The module is used in a bus structure in accordance with the RS485
standard.
BOOLEAN
RW
1
bin
1
bin
The module is used for a point-to-point connection (RS422).