Camera Parts
& Connections
11
Siemens Building Technologies
Fire Safety & Security Products
03. 2005
8.
External control terminal: (From right to left)
Pin
Pin Definition
Description
1
Data +
2
Data –
RS485 signal
3
Alarm IN
4
GND
If the alarm IN & GND are shorted, the alarm function will be active.
(Please set ALARM FUNC to ON in OSD menu.)
5
Alarm OUT
6
COM
Alarm output circuit.
7
B/W
8
C/L
9
GND
If D/N MODE set in manual mode, this function will be enabled. If
B/W & GND are shorted, the video signal is monochrome. If C/L &
GND are shorted, the video signal is color.
9.
Y/C terminal
⑨
10. Video/ DC lens selection
⑩
11. OSD control button
⑪
12. PC connection port: For factory testing only; the user is not recommended to
use this function.
⑫
6.2
Connector Pin Definitions
IRIS pin assignment
Video Lens
DC Lens
1. +12V
1. Damp-
2. NC
2. Damp+
3. VIDEO
3. Drive +
4. GND
4. Drive-
Y/ C terminal
1
GND
2
GND
3
Y (luminance, 1 Vpp, 75
Ω
)
4
C (chrominance, 0.3 Vpp (burst), 75
Ω
)