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3 State four advantages of PLC control compared to hard-wired relay control systems and conventional computer control systems?
Wiki User
∙ 14y ago
There are a number of advantages for using PLC(Programmable Logic Controller) control compared to other conventional types of control.
Here are a few examples:
- With a large control scheme, a PLC takes up less room.
- You can change your control scheme (program) without having to physically change the wiring to a number of relays.
- A PLC is relatively much faster and allows for closer process tolerances.
- A PLC is more reliable as there are no moving parts.
Wiki User
∙ 14y ago
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