
© Brüel & Kjær Vibro
● C106834.002 / V06 ●
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Brüel & Kjær Vibro
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Instruction VC-1800 Series
Extension Modules for VIBROCONTROL
1850/1860/70
EN
UNRESTRICTED DOCUMENT
8.1.5
External Connections
DC supply:
The VC-1801 relay module is supplied with the necessary voltage through the adjacent VC-18xx
module via the 5-pin DIN-rail connection. A 5-pin DIN-rail connection is in the standard
configuration as a standard feature with every VC-18xx and VC-1801 relay module.
WARNING!
VIBROCONTROL 18xx and VC-1801 devices can be damaged by a "HOT-Swap."
The VIBROCONTROL 18xx must be disconnected from the main power supply (+24 VDC) first.
•
Turn off the supply voltage
•
Connect the VIBROCONTROL 18xx and the VC-1801 with each other using the DIN-rail plug
connection
•
Turn on the power supply again
Data:
The data flow between the VIBROCONTROL 18xx and the VC-1801 relay module is (also) via the
5-pin DIN-rail bus connector.