Geovision NVR Software Installation Guide - Use-IP

Assigning Addresses to GV-I/O Box 8
Up to 9 pieces of GV-I/O Box 8 can be chained together to expand the I/O capacity. Use
the ID switch (1~9) to assign addresses 1~9 to the connected pieces of GV-I/O Box 8.
ID Switch
98
E
B
Output Input
USB RX
com.D
USB TX
DO 8
DO 7
D
DO 6
DO 5
com.B
DI 8
com.C
DO 4
B DI 7
DI 6
DO 3
C
DI 5
DO 2
com.A
DO 1
DI 4
RS- 485 RX
DI 3
A
RX- 485 TX
DI 2
DI 1
DC 12V
GV-IOBOX 8
Figure 2-40
Output Input
USB RX
com.D
USB TX
DO 8
DO 7
D
DO 6
DO 5
com.B
DI 8
com.C
DO 4
B DI 7
DI 6
DO 3
C
DI 5
DO 2
com.A
DO 1
DI 4
RS- 485 RX
DI 3
A
RX- 485 TX
DI 2
DI 1
DC 12V
GV-IOBOX 8
1. Addresses 0 and A to F are NOT functional.
2. Assign the addresses when the power is off.
Output Input
USB RX
com.D
USB TX
DO 8
DO 7
D
DO 6
DO 5
com.B
DI 8
com. C
DO 4
B DI 7
DI 6
DO 3
C
DI 5
DO 2
com.A
DO 1
DI 4
RS- 485 RX
DI 3
A
RX- 485 TX
DI 2
DI 1
DC 12V
GV-IOBOX 8
3. If you want to change the assigned address of the connected GV-I/O
Box 8, set the switch to the new address, and then re-plug the power
adaptor.