New answers tagged plc
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Potential Free contact for VFD using Relay
This relay output can be configured for a variety of functions. You choose the function by setting parameter A055 in the VFD.
To be clear, this is one output relay, with two contacts: one Normally-...
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Potential Free contact for VFD using Relay
These relays can be used for primitive fault signaling in basic applications.
There are often two relays, alarm and fault. Alarm is often reprogrammable.
Many industrial devices in a machine have such ...
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Potential Free contact for VFD using Relay
But what if Emergency switch (NC) is pressed ? How will VFD know what happened?
For industrial control systems complying with international safety standards there are two common ways to stop the ...
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