Connection cables (pin assignment), 1 rs 422 interface, Version 2.00 – I-Data POLARIS Panel PC 19.1" User Manual

Page 27

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User manual

POLARIS

Panel PC 19.1'' and Panel PC 15''

Version 2.00

Page 27 of 46

E_BMS790_POLARIS_PanelPC_19+15_Rev1.doc

User manual for POLARIS Panel PC 19.1" and 15"

Revision 1 / Status: January, 3

rd

, 2006

Technical data subject to change

6.

Connection cables (pin assignment)

6.1

RS 422 interface

Connection of a controller via an RS 422 interface of the POLARIS Panel PC.

RS422 Modul

Terminal compartment of the POLARIS Panel PC

Controller

PE

TxD A (TxD-)

TxD B (TxD+)

RxD A (RxD-)

RxD B (RxD+)

RxD A (RxD-)

RxD B (RxD+)

TxD A (TxD-)

TxD B (TxD+)

Data In

Data In

Data Out

Data Out

Pins 19-23, 20-24, 21-25, 22-26 are already connected inside.

In most cases, internal EMC measures allow the installation of termination resistors at the
beginning and the end of the bus line to be dispensed with.

Depending on local conditions, there might occasionally be impairment of data transfer.

to other POLARIS Panel PC's or

POLARIS Control

if final device

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