Mitsubishi Electric 800 Series Instruction Manual page 477

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 Connection of RS-485 terminals and wires

• The size of RS-485 terminal block is the same as the control circuit terminal block. Refer to

• To avoid malfunction, keep the RS-485 terminal wires away from the control circuit board.

• When the FR-F860-00680 or higher is used with a plug-in option, lead the wires on the left side of the plug-in option for

wiring of the RS-485 terminals.

 System configuration of RS-485 terminals

• Computer and inverter connection (1:1)

• Combination of computer and multiple inverters (1:n)

interface terminals

5. PARAMETERS

5.12 (N) Operation via communication and its settings

Twisted pair cable

Twisted pair cable

Twisted pair cable

∗Set the terminating resistor switch to the "100 Ω" position.

for the wiring method.

Twisted pair cable

∗Set only the terminating resistor switch of the

remotest inverter to the "100 Ω" position.

∗Set only the terminating resistor switch of the

remotest inverter to the "100 Ω" position.

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