4.6.3.2 RS-485 channel
The RS-485/422 interface must be configured using switch "S101" after being installed on
the card.
The RS-485 interface can also be used as a point-to-point connection.
Using RS-485 is compulsory with a multi-point connection (Tristate status).
Specifications
Description Data
Type RS-422/485, full duplex (4-wire)
RS-485, half duplex (2-wire)
Bits/stopbit <8/1> or 7/1
Parity Even, <odd>, none
Signals TxA, RxA, TxB, RxB
Potential isolation Yes
Cable length max. 1000 m
<…> = preset values (factory settings)
Switch S101 RS-422/485 block diagram
Factory setting:
X3 Process Indicator PR 5410 4 Device installation
EN-64 Minebea Intec