Mitsubishi Electronics A800 User Manual

Component names are shown below.



Refer to the FR-A800 Instruction Manual (Detailed)

(a)

RS-485 terminals

Enables RS-485 and Modbus-RTU communication.

(b)

Plug-in option connector 1

Connects a plug-in option or a communication option.

Instruction 
Manual of 
the option

(c)

Plug-in option connector 2

(d)

Plug-in option connector 3

(e)

Voltage/current input switch

Selects between voltage and current for the terminal 2 and 4 inputs.

(f)

Control circuit terminal block

Connects cables for the control circuit.

(g)

PU connector

Connects the operation panel (FR-DU08) or the parameter unit (FR-PU07). 
This connector also enables the RS-485 communication.

(h)

USB A connector

Connects a USB memory device.

(i)

USB mini B connector

Connects a personal computer and enables communication with FR 
Configurator2.

(j)

Front cover

Remove this cover for the installation of the product, installation of a plug-in 
(communication) option, RS-485 terminal wiring, switching of the voltage/
current input switch, etc.

(k)

Power lamp

Stays ON while the power is supplied to the control circuit (R1/L11, S1/L21).

(l)

Alarm lamp

Turns ON when the protective function of the inverter is activated.

(m)

Charge lamp

Stays ON while the power is supplied to the main circuit.

(n)

Operation panel (FR-DU08)

Operates and monitors the inverter.

(o)

Terminal block cover

Remove this cover for wiring.

(p)

Main circuit terminal block

Connects cables for the main circuit.

(q)

Cooling fan

Cools the inverter.