
39
DB-9 Serial Port via backcard
Power............................................................................................................................................................................5W Typical
Physical ...............................................................................................................................................................8.25”W x 6.25”L
RVON-C JUMPERS and CONNECTIONS
A selectable RS-232/485 serial port is at connector J1 Serial (see Figure 45 on page 41) on the back card. Jumper connections
on J10, J11, and J12 (on the front card, see Figure 44 on page 40.) select the signal mode on J1.
• When J10, J11, and J12 are jumped from pins 1 to 2- J1 is configured for RS485.
• When J10, J11, and J12 are jumped from pins 2 to 3 - J1 is configured for RS232.
DB-9 Pin Function
1N/A
2
RXD, RVON-C Received
Data
3
TXD, RVON-C Received
Data
4N/A
5 GND
6N/A
7N/A
8N/A
9N/A
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