MV-32/64 Multiviewer www.snellgroup.com Connection to Other Equipment
Issue 1 Rev 11 Page 91 © 2014 Snell Limited
5.4.1.1 RS422 Multiviewer to Kahuna 360 Connection Cable
Use a pin to pin RS422 cable, with a DE-9 male connector at each end, to connect the
Multiviewer to the Kahuna 360.
The following table details the pin assignments for the RS422 D-sub DE-9 connectors.
Fig 72. RS422 Connector as seen from the rear of the Multiviewer and Kahuna 360
The pin outs shown in Table 53. are the default pin outs for the Kahuna 360. The Kahuna
360 operates as a controlling device when the TSL UMD protocol is selected. When
operating in this mode the Kahuna 360 controls the actual pins used to receive and
transmit data.
Multiviewer Kahuna 360
Pin Number RS422 Pin Number RS422
1GND1GND
2 Rx- 2 RxA
3 Tx- 3 TxB
4-4GND
5-5-
6-6GND
7 Rx+ 7 RxB
8Tx+8TxA
9-9GND
Table 53. RS422 Connector Pin Outs
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