2.3.2 Interfaces
The 9-pin male SubD connector may be switched in the BIOS. Here
also the termination resistor of the RS422 and RS485 interface may
‘Submenu "Serial Port 1 Configura-
tion"’ on page 42
RS232 interface
n
Logical conditions as voltage level
n
Point-to-point connection with serial full-duplex transfer
n
Data transfer up to a distance of 15m
n
Data transfer rate up to 115.2kbit/s
RS422 interface
n
Logical conditions as voltage difference between 2 twisted lines
n
Serial bus connection full-duplex four-wire operation
n
Line length: 250m at 115.2kbit/s ... 1200m at 19.2kbit/s
n
Data transfer rate up to 115.2kbit/s
RS485 interface
n
Logical conditions as voltage difference between 2 twisted lines
n
Serial bus connection half-duplex two-wire operation
n
Line length: 250m at 115.2kbit/s ... 1200m at 19.2kbit/s
n
Data transfer rate up to 115.2kbit/s
RS232/RS422/RS485
interface (switchable)
VIPA HMI PPC021 CE
Hardware description
Structure > Interfaces
HB160 | PPC | 67S-PNJ0 | GB | 15-30
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