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© Brüel & Kjær Vibro
● C107758.002 / V04
Technical alterations reserved!
EN
UNRESTRICTED DOCUMENT
6
Power connections
6.1
Power connection
– Supply current
Minimum temperature rating of the cable to be connected to the field wiring terminals,
power supply shall be 85 °C, minimum temperature rating for wiring to sensors and
others 80 °C.
The VCM-3 (non Ex) is powered by 24 V DC. W We recommend the use of a switch
mode power supply (e.g., PULSE Types ML50.1... for non-Ex applications or a
Traco TSP 090-124EX for Ex applications). Please consider local standards and
demands concerning mains voltage. Power must be connected to the power supply only
through insulating switches or circuit breakers. The insulating switches―or circuit
breakers―must meet the IEC 60947-1 and IEC 60947-3 standards and must be suitable
for the application.
Power supply shall be connected via the terminal block supplied with the VCM-3.
Max. wire size 2,5mm
2
with ferrule and plastic sleeve.
Power supply shall be connected between the +24 V and 0 V terminals.
Secure the power plug with the screws in the terminal block.
