V
V
S
S
I
I
P
P
-
-
2
2
O
O
w
w
n
n
e
e
r
r
’
’
s
s
M
M
a
a
n
n
u
u
a
a
l
l
Rev.1.0 (Jan. 2010)
14
1 Not
used
2 Not
used
3
RxD (Connect to TxD of the other end)
4
TxD (RxD (Connect to RxD of the other end))
5
Ground of RS-232C
For debugging & factory use only.
y
ALARM IN/OUT and Composite Video Output
Figure 2-3
Terminal block for the I/O Connection
of VSIP-2
Used for connecting P/T device, sensor, and composite video output. Pin assignments are as follows
.
Pin
Description
Misc.
1
RS-485 Plus (+)
For providing RS485 signal to RS485 devices
2
RS-485 Minus (-)
For providing RS485 signal to RS485 devices
3
SNS IN (+)
Sensor In (+):
NC/NO selectable in admin mode
4
SNS IN (1)
Sensor In (-):
NC/NO selectable in admin mode
5 RLY
OUT
6 RLY
OUT
Relay output: Closed circuit in alarm to indicate alarm
status
7
CVBS OUT(+)
Composite output of analog video
8 CVBS
OUT(-)
Ground connection for Composite output of analog
video
RS-485
Used for connecting Pan/Tilt devices having RS-485 interface standard.
