Connection to non-live devices

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HMIs, human machine interfacesPanel PC, ET / MT 4x8...Electrical InstallationConnection ofConnection of accessoriesExternal USB devicesConnection in hazardous areaConnection to non-live devices

 

An external USB device can be connected to port "X6".

 

The USB device must meet the conditions for connection to an Ex (e) interface and be installed in an explosion - proof housing.

 

The USB device does NOT require an external power supply as it uses less 500 mA.

No connection to the mains via other interfaces.

 

HMI USB Ex(e) connector

Ex-housing

cable glands

e. g. Ex d housing

USB - device *2

USB_Ex-e_extPw_Typ1-Univers

 

USB cable twisted data wires

Terminals USB(e) device

No connection to mains

 

*1)

Data cable wires must be twisted right up to terminal.

*2)

e. g. WLAN stick.

 

 

See also:

 

Kapitelseite external USB devices

 

 

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