Rs485 Polled Interface - Datalogic DP1100 Series Installation Manual

DP1100
To select this interface type, follow the instructions in paragraph 2.3.1 "Main
Serial Interface Selection" .

RS485 Polled Interface

The terminals of the external cable must be connected to the following pins
of connector J1 (see figure 2.10) for RS485 POLLED communications:
Pin
5
6
7
To select this interface type, follow the instructions in paragraph 2.3.1 "Main
Serial Interface Selection".
2.14 - Installation
DP1100
GND485
5
TXRX485+
6
TXRX485-
7
RX485+
8
9 RX485-
MAXIMUM LENGTH: 1200 m
Figure 2.14 - RS485 NON POLLED connections
RS485 POLLED connection
Name
GND485
TXRX485+
TXRX485-
DP1100
5
6
7
MAXIMUM LENGTH: 1200 m
Figure 2.15 - RS485 POLLED connections
USER INTERFACE
RS485REF
RX485
TX485
Function
Signal Ground
RS485 Input/output (+)
RS485 Input/output (-)
MULTIPLEXER
GND485
RS485REF
TXRX485+
+RTX485
TXRX485-
-RTX485
DATALOGIC