Notes to users – Hitachi BE-IR30 User Manual
Page 6
5. Notes to users
BE-IR30 / 31
5
Power supply
z
Connect a 9V DC voltage (8.5 to 9.5V) from an external regulated DC power supply.
z
Use a stable power supply without ripple and noise.
z
Prior to turning on the power switch , check that the polarities of the power cable are
correct , referring to the connection diagram (Page 11 , 12)
To protect CCD (sensor)
z
Do not touch the glass surface of the CCD sensor to avoid deterioration in picture
quality due to dirt and scratches.
z
If the glass surface of the sensor should become dusty or dirty , remove dust or dirt
carefully with a cotton-tipped applicator. Do not wipe the surface with dry cloth or
paper tissue to avoid possible damage to the glass surface by static electricity.
Protection of camera
z
Do not use or store the camera under direct sunlight , at a place exposed to rain or
snow , or at a place where flammable or corrosive gas is present.
z
When housing the camera in a camera case , use the utmost care regarding rise of
internal temperature.
When casing the camera , the temperature normally rises by 10 to 20
, compared
with the outside air temperature. The camera operates in the temperature range from
-5 to 45
. If the camera is used or left in high temperature environment for hours ,
the life of the camera may be shortened.
z
Do not drop the camera. Do not apply strong shock or vibration to the camera.
z
Before connecting or disconnecting a connector , turn off the camera and be sure to
hold connector body to connect or disconnect the connector.
Camera arrangement
z
Mutual interference noise can occur if multiple cameras are arranged in close proximity.
Separate the cameras to the extent possible.
When camera units are installed directly into other equipment , external noise can
prevent a normal picture. In such cases , shield the camera units.
The camera can be damaged by static electricity. Use ample care when installing
and arranging.
Auto electric shutter
z
In regions using 50 Hz power line frequency , flicker can appear on the monitor screen
from light sources such as fluorescent or mercury. In such cases , release the auto
electronic shutter.