3. Cable Connections
3.1 RS-232C connection
The following figure shows the
AS311 | Shielded cable |
1 FG
2TXD
3RXD
4RTS
5CTS
6(DSR)
7SG
20DTR
RXD TXD DTR SG DSR RTS CTS
(1)DSR is supported only on the channel 2.
(2)Connect SG each other.
(3)Use shielded cable. The cable shield should be connected to FG at one end.
(4)It is recommended to use twisted cable for noise immunity.
NOTE | Do not connect or remove the connector while the AS311 is powered. Otherwise, it |
| will cause damage to the AS311. |
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20 ASCII Interface Module (AS311)