Serial Subnetwork Interface - HMS Anybus Communicator IIoT Startup Manual

Installation

2.3.2 Serial Subnetwork Interface

Fig. 3
Pin
1
2
3
4
5
6
7
8
9
Housing
Bias and/or termination resistors may be required depending on the type of
serial network. Please refer to the User Manual for more information.
Anybus ® Communicator
D-sub connector (DE-9F)
Description
+5 V Output (100 mA max.)
RS-232 Rx
RS-232 Tx
(reserved)
Signal Ground
RS-422 Rx +
RS-422 Rx -
RS-485 + / RS-422 Tx +
RS-485 - / RS-422 Tx -
Shield
Do not connect Signal Ground to Protective Earth (PE) of other nodes on
the subnetwork as this may damage the on-board serial transceivers.
Connect it only to the Signal Ground on other nodes.
™ Startup Guide
RS-232 RS-422
x x
x
x
x x
x
x
x
x
x x
SP2444 1.0 en-US
7 (12)
RS-485
x
x
x
x
x