Hitachi HV-F31F - Manual (Page 18)

4
Notes to users
Important safety notes
Use this camera with a 12 VDC power supply.
Observe that flammable objects, water or metal
do not enter the camera interior. These may
lead to failure or accident.
Do not modify the camera or use the camera with
external covers removed. These may cause
failure, void any warranties and pose a safety
hazard.
Stop using the camera at the approach of an
electrical storm (thunder audible). Protect the
camera from rain if using it outdoors.
In event the camera shows any abnormality,
switch off the camera and disconnect the power
cord. Contact a Hitachi Denshi service
representative.
Operating considerations
Power supply
Check that the supplied voltage is between 10.5
and 15 VDC. Inadequate voltage can affect color
fidelity and cause noise, while voltage over 15 V
can damage the camera.
Connectors
Confirm the power is off before connecting or
disconnecting a signal cable. Grasp connectors
by the body, not the attached wires.
Lens
The correct lens is important for deriving
optimum performance from the camera. Consult
a Hitachi Denshi dealer for a selection of fine
lenses according to the application.
Installation and storage sites
The following types of environment can impair
performance, lead to damage, pose safety hazards
and shorten the useful life of the camera. Select
the sites for installing the storing the camera
carefully.
• Direct sunlight, rain or snow
• Flammable or corrosive gasses
• Very hot or cold (beyond 0 to 4 ℃ operating,
- 20 to 60 ℃ storage)
• Humid or dusty
• Exposed to vibration or shock
• Strong electrical or magnetic fields
• Exceptionally strong light
•
Continuous operation
In situations where the camera is used
continuously for long periods of time, the ambient
temperature should be kept below 40 ℃ in order
to avoid accelerated deterioration of internal
parts and to derive maximum long-term
reliability.