Phase AxN series, Installation Manual

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4.3 S1
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Serial Bus Port
AxN Series Drive’s Serial Bus Port (S1) supports RS-232, RS-422, RS-485 and CAN protocol. But only
one communication interface can be used at a time.
Location
AxN Series Drive’s Serial Bus Port (Male Plug, 9 Pin D-Sub) is on the downside of drive‘s
communication port panel. Refer to the following figures for exact location.
4.3.1 RS-232
Pin Assignment
Pin Standard RS-232 AxN RS-232 Function
1 DCD --- Data Carrier Detect
2 RXD RXD Received Data
3 TXD TXD Transmitted Data
4 DTR DTR Data Terminal Ready
5 GND GND Common Ground
6 DSR DSR Data Set Ready
7 RTS RTS Request To Send
8 CTS CTS Clear To Send
9 RI --- Ring Indicator
Notes:
1. RS-232 devices may be classified as Data Terminal Equipment (DTE) or Data Communication
Equipment (DCE); this defines at each device which wires will be sending and receiving each
signal. AxN Series Drive is a Data Communication Equipment (DCE), and a controller or a