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LED Indication in PLC.

8/11/2010 2:09 PM	Rate (0)
dilip_123 Posts: 73 Rating: (0)	Dear sir, What DC5v indication in PLC signifies? PLC need 24V power supply, so it should have a indication of DC24v instead of DC 5V.
dilip_123 Posts: 73 Rating: (0)
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8/11/2010 2:47 PM	Rate (0)
Wizard Diamond Expert Joined: 4/24/2006 Last visit: 1/14/2026 Posts: 9105 Rating: (1204)	dilip_123 What DC5v indication in PLC signifies? Dear dilip_123, Well, the backplane bus is DC 5V. Best regards, Wizard

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8/11/2010 2:47 PM	Rate (1)
Ben Rad Bronze Member Joined: 7/28/2010 Last visit: 8/31/2024 Posts: 184 Rating: (11)	Dilip, DC5V (green) means the 5V supply for CPU and S7-300 Bus is Okay. The Integrated Chips (ICs) and internal bus are running based on 5VDC. CPU receives 24VDC and converts that to 5VDC to feed itssystem. Regards, Behnam www.sigmaprocess.ca

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