17
Protection from lightning
SF V 311
SF V 310
When cables are used outdoors, there is a
chance that they may be affected by lightning.
In this case, install a lightning arrester just before
where the cables connect to the camera.
SF R 311
SF R 310
SF N311
SF N310
When connecting to a network using the network
cable of this product, observe the following.
• When wiring for the network, design and
engineer not to be affected by lightning.
Radio disturbance
When this product is used near TV/radio
antenna, strong electric field or magnetic field
(near a motor, a transformer or a power line),
images may be distorted and noise may be
produced.
PoE (Power over Ethernet)
Use a PoE hub/device that is compliant with
IEEE802.3af standard.
Router
When connecting this product to the Internet,
use a broadband router with the port forward-
ing function (NAT, IP masquerade).
Refer to the Operating Instructions on the pro-
vided CD-ROM for further information about
the port forwarding function.
LAN cable
Shielded (STP*) LAN cables must be used with
this unit to ensure compliance with EMC stan-
dards.
* For Europe
Time & date setting
It is necessary to set the time & date before
putting this product into operation. Refer to the
Operating Instructions on the provided
CD-ROM for descriptions of how to perform
the settings.
Make sure to remove this product if it will
no longer be used.
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