External USB devices

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HMIs, human machine interfacesPanel PC ET/MT-4x6...Electrical InstallationConnection ofExternal USB devices



If intrinsically safe devices of Class Ex-i are connected to the Ex-e USB interfaces of the device, R. STAHL Systems GmbH cannot guarantee that the intrinsic safety of these devices will continue to apply


The following versions are possible:

1.If a USB device that is not connected to the mains is connected, voltage can be supplied from the internal power supply (terminal 1).

2.If a USB device that is connected to the mains is connected, the internal power supply (terminal 1) must not be connected. The power must be supplied from an external device.


The connection of external USB devices to the terminals X5 / X7 describe the following chapters:


Kapitelseite Commissioning Rules

Klicken Sie hier um untergeordnete Kapitel anzuzeigen bzw. geöffnete zu schließen. Connection in hazardous area



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