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En-7
Lens Connector Auto-iris Lens
21
43
AUTO-IRIS LENS
Connector
Pin No.
1
2
3
4
(1) VIDEO SIGNAL
CONTROL
+9 VDC (40 mA max.)
+9 VDC (40 mA max.)
AI-VIDEO
GND
(2) DC VOLTAGE
DRIVE
CONT. (–)
CONT. (+)
DRIVE (+)
DRIVE (–)
(View from wiring side of plug)
Fig. 2
Table 1
A. ELECTRICAL CONNECTIONS
Table 1 shows two different wiring schemes
for the 4pin Auto-iris connector.
If a “Standard” auto-iris is to be used, see “(1)
VIDEO SIGNAL CONTROL”. (Table 1)
For DC controlled iris, use “(2) DC VOLTAGE
DRIVE”.
CAUTION:
The output power for auto-iris lens is +9 VDC and the
maximum current capacity is 40 mA.
When using an auto-iris lens requiring voltage and
current other than specified, supply lens power only
from an external power supply.
Set the Esc switch (#2 switch of Dip Switch) to “OFF“
when using an auto-iris lens type.
LENS
The camera can accommodate a wide selec-
tion of lenses, these lenses include manual iris
lenses (see ESC FUNCTION), DC controlled iris
lenses, and “Standard” video controlled iris
lenses.