Artistic Licence Rail-Split RDM Посібник користувача - Сторінка 5
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Друкувати сторінкуInternal Earth and Isolation
The following table summarises the internal earth interconnection and isolation.
Please note that we use the term Earth-Ground to avoid international confusion. In Europe
Earth-Ground is called Earth; in the USA, Earth-Ground is called Ground.
Circuit
DMX512 Input
(including Loop Through)
DMX512 Outputs
Internal Logic Ground
Application Diagram
The diagram below shows how Rail-Split RDM could be utilised in a typical application.
DMX Controller
Rail-Split RDM
in Split Mode
PSU
Rail-Split RDM
in Fix Mode
Rail-Split RDM User Guide
Connected to power supply 0V. If the selected PSU has a connection
between Earth-Ground and 0V the DMX outputs become Ground
Referenced. Otherwise the DMX outputs are Floating. When the
recommended PSU is used, DMX outputs are Floating.
Device 1
Device 1
DMX/RDM
DMX
Device 1
Devices with DMX Compatibility Issues
Description
Type:
Pin 1:
Type:
Pin 1:
Device 2
Device 3
Device 2
Device 3
Device 2
Device 3
Isolated
Connects to internal isolated
circuit. No connection to
Internal Logic Ground
PSU referenced
Connected to Internal Logic
Ground
Device 4 Device 1
3
Device 4 Device 1
3
Device 4 Device 1
3
Device 32
Terminated
Device 32
Terminated
Device 32
Terminated
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