iXBlue ROVINS, User Manual

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ROVINS – User Manual
MU–ROVINS–AN–013 Ed. A – March 2012 26
Shielded twisted pair
24 AWG or larger
Zc~100
Ω
Line Driver
RS422 TX(+) /RS232 TX(+)
PC Terminal
(2) RX
(5) GND
Pin 11
ROVINS RS232 IN/OUT
Pin 8 GND & shield link
External cable shielding link
All pins marked GND are common electrical ground and can be used indifferently.
Mechanical GND connection is recommended through connector backshell.
Pin 13
RS232 RX(+)
(3) TX
Figure 12 - Description of bi-directional RS232 Output wiring (Port A example)
All pins marked GND are common electrical ground and can be used indifferently.
Mechanical GND connection is recommended through connector backshell.
Pair shielding link
Line Driver
RS422 TX(+) /RS232 TX(+)
GND
RS422 Terminal
RS422 RX(+)
RS422 RX(-)
Pin 11
ROVINS RS422 OUTPUT
Pin 8
Pin 12
External cable shielding link
RS422 TX(-)
Shielded twisted pair
24 AWG or larger
Zc~100
Ω
Figure 13 - Description of the RS422 Output wiring with a Shielded Twisted Pair (Port A example)
Pair shielding link
Shielded twisted pair
24 AWG or larger
Zc~100
Ω
RS422 TX(+) /RS232 TX(+)
RS422 Terminal
RS422 TX(-)
External cable shielding link
All pins marked GND are common electrical ground and can be used indifferently.
Mechanical GND connection is recommended through connector backshell.
ROVINS RS422 INPUT
Pin 14
Pin 13
RS422 RX(-)/RS232 RX(+)
RS422 RX(+)
RS422 TX(+)
Figure 14 - Description of the RS422 Input wiring with a Shielded Twisted Pair (Port A example)
Pair shielding link
Shielded twisted pair
24 AWG or larger
Zc~100
Ω
Or coaxial cable
TTL Line Driver
OUT TTL
GND
TTL Input Terminal
(+)
GND
Pin 19
ROVINS OUTPUT
Pin 21
External cable shielding link
All pins marked GND are common electrical ground and can be used indifferently.
Mechanical GND connection is recommended through connector backshell.
Figure 15 - Description of the Pulse Output wiring with a Shielded Twisted Pair (Pulse A example)