Dentsply Sirona CEREC AC, Руководство по эксплуатации

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4 Safety
4.5 Integration in a network or connection to a modem Dentsply Sirona
Operating Instructions CEREC AC Connect
20
64 32 087 D3492
D3492.201.07.24.02 07.2018
4.5
Integration in a network or connection to a
modem
NOTE
Observe the following installation regulations
The following installation regulations apply to integration of the
acquisition unit in a network or connection of the acquisition unit to a
modem:
Network
The acquisition unit may only be operated in a network if it is connected
to a HUB/switch. The HUB/switch must:
● be located in the room where the acquisition unit is operated,
permanently installed.
● be grounded via an additional ground wire.
Cross-section of the protective
ground wire laid protected 2.5 mm
2
laid unprotected 4 mm
2
Modem
At least one of the following specifications must be fulfilled in order to
operate the acquisition unit on a modem:
● If a modem is connected, the acquisition unit may only be operated
outside of the patient area (radius of 1.5 m surrounding the patient).
● An RS232 isolator compliant with EN 60 601-1-1 with a dielectric
strength of at least 1.5 kV must be installed at the modem end in the
RS232 connecting cable between the acquisition unit and the
modem.