Bosch LTC3293/20 Manuel D'installation page 8

Video-iris Zoom Lenses | Installation Instructions
Manual iris Override (only for LTC 3293/30)
For manual iris override
connect the violet wire
to the black one
Note: When violet wire is not connected, the iris function is automatic.
Specifications
Image format:
Power Supply Iris:
Power Supply Zoom/focus:
Current Consumption:
Video Signal:
Impedance:
Temperature Range:
Bosch Security Systems | 2004-01
Color
Yellow
Brown
Yellow
Brown
½-inch
8 - 12 VDC
12 VDC
Iris: 50 mA (max.)
Zoom: 55 mA (max.)
Focus: 55 mA (max.)
Video/Sync 1 Vp-p or Video 0.7 Vp-p
10k Ohms
-10 to +50°C
Polarity Direction
+ Iris open
-
- Iris close
+
EN | 6