8 NETLink
®
Ethernet Products
1.2 Restriction of access
The modules are open equipment and must only be installed in
electrical equipment rooms, cabinets, or housings. Access to the
electrical equipment rooms, barriers, or housings must only be
possible using a tool or key and only permitted to personnel
having received instruction or authorization.
1.3 Information for the user
This manual is addressed to anyone wishing to configure, use, or
install a NETLink
®
Gateway.
The manual tells the user how to operate the NETLink
®
and
explains the signaling functions. It provides the installing
technician with all the necessary data.
The NETLink
®
Gateways are exclusively for use with a S7-200 and
S7-300/S7-400 programmable controller from Siemens.
A NETLink
®
is for use within a complete system only. For that
reason, the configuring engineer, user, and installing technician
must observe the standards, safety and accident prevention rules
applicable in the particular application. The operator of the
automation system is responsible for observing these rules.
1.4 Use as intended
These NETLink
®
Gateways must only be used as a communication
and signaling system as described in the manual.
1.5 Avoiding use not as intended!
Safety-related functions must not be controlled via a NETLink
®
alone. Make sure in the software that uncontrolled restarts cannot
occur.
Only authorized persons
must have access to the
modules!
During configuration,
safety
and accident
prevention rules specific
to the application must
be observed.
Make sure in the
software that
uncontrolled restarts
cannot occur.
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