Mitsubishi Electric FR-A740-01800-EC User Manual

FR-A7NF INSTRUCTION MANUAL
D
INVERTER
INVERTER
Plug-in option
INSTRUCTION MANUAL
INVERTER
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2
3
4
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HEAD OFFICE: TOKYO BUILDING 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
FR-A7NF
FL remote communication
function
IB(NA)-0600328ENG-D(1111) MEE Printed in Japan Specifications subject to change without notice.
PRE-OPERATION INSTRUCTIONS
INSTALLATION
WIRING
INVERTER SETTING
FL REMOTE COMMUNICATION
FUNCTION
CYCLIC TRANSMISSION
DESCRIPTION AND CORRECTIVE
ACTION OF FAULT INDICATION
MESSAGE TRANSMISSON
TROUBLESHOOTING

Mitsubishi Electric FR-A740-01800-EC Specifications

General

Brand	Mitsubishi Electric
Model	FR-A740-01800-EC
Category	Air Conditioner
Language	English

Summary

INSTALLATION

2.1 Pre-installation instructions

Crucial safety and preparation steps before installation.

2.3 Installation procedure

Detailed steps for physically installing the plug-in option.

2.4 Node address setting

Instructions on setting the unique node address for network communication.

WIRING

3.1 Connection to network

Procedures for connecting the inverter to the FL remote network.

3.2 Cable specifications

3.4 Wiring

Guides on routing wires for different inverter configurations.

INVERTER SETTING

4.1 Parameter list

4.2 Operation mode setting

Explains how to set the inverter's operation mode (Network, PU, External).

4.2.2 Operation mode switchover method

(1) Operation mode switching by the PU/NET operation switchover signal (X65)

How to switch modes using the PU/NET signal.

(2) Operation mode switching by the PU operation interlock signal (X12)

4.3 Selection of control source for the Network operation mode

How to select command and speed sources in Network mode.

4.4 Operation at communication error occurrence

Defines inverter behavior and settings during communication errors.

4.4.1 Operation selection at communication error occurrence (Pr. 501, Pr. 502)

4.4.2 Fault and measures

Describes inverter operations based on different fault locations and statuses.

4.5 Inverter reset

Explains different methods and conditions for resetting the inverter.

CYCLIC TRANSMISSION

6.1 Common memory

6.2 Output data (master to inverter)

6.2.1 Control input command

Defines commands for controlling inverter operations like rotation.

6.2.2 Set frequency

6.3 Input data (inverter to master)

6.3.1 Inverter status monitor

6.3.2 Fault code

Provides descriptions for various inverter fault codes.

6.3.3 Life/warning

DESCRIPTION AND CORRECTIVE ACTION OF FAULT INDICATION

(1) Fault

Describes fault indications like E.OPT and provides corrective actions.

TROUBLESHOOTING

General troubleshooting

General guidance for locating and correcting faults.

E.1, E.2, E.3 Faults

Troubleshooting steps for specific error codes E.1, E.2, E.3.

E.OPT Faults

Troubleshooting steps for the E.OPT fault indication.

E.OP1, E.OP2, E.OP3 Faults

Troubleshooting steps for error codes E.OP1, E.OP2, E.OP3.

0.00 Faults

Troubleshooting for communication establishment issues indicated by 0.00.