Belden Hirschmann DRAGON MACH Series, Руководство пользователя

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12
Installation DRAGON MACH Family
Release 04 02/2021

Grounding the device
The device has 2 protective ground connections.
The device is grounded via one of the two grounding nuts and in addition
via the power supply connection (built-in non-heating device plug C14
according to IEC 60320-1).

Ground the device before connecting any other cables.

Disconnect the grounding only after disconnecting all other cables.

Requirements for connecting electrical wires
Before connecting the electrical wires, always verify that the
requirements listed are complied with.

Requirements for connecting the signal contact
The following requirements apply without restrictions:

The electrical wires are voltage-free.

The cables used are permitted for the temperature range of the application case.

Before you set up other connections, connect one of the two ground connections on the
front side of the device with the protective conductor. When removing connections, remove
the protective conductor last.
 Exclusively switch on the device when it is installed.
 Relevant for North America:
Exclusively use 60/75 °C (140/167 °F) or 75 °C (167 °F) copper (Cu) wire.
Table 1: Requirements for connecting electrical wires
The following requirements apply without restrictions:

Limit the connected voltage with a current limitation or in accordance with its application.
Observe the electrical threshold values for the signal contact.
See “Signal contact” on page 71.
Table 2: Requirements for connecting the signal contact