Page 3 - Electric Shock Prevention; This section is specifically about safety matters; WARNING
A-1 Thank you for choosing the Mitsubishi transistorized inverter option unit. This instruction manual gives handling information and precautions for use ofthis equipment. Incorrect handling might cause an unexpected fault. Before usingthe equipment, please read this manual carefully to use the equi...
Page 4 - Additional instructions
A-2 2. Injury Prevention 3. Additional instructions Also note the following points to prevent an accidental failure, injury, electricshock, etc.: (1) Transportation and mounting (2) Test operation and adjustment (3) Usage (4) Maintenance, inspection and parts replacement (5) Disposal (6) General ins...
Page 5 - CONTENTS; ACCESSING DRIVE DATA
CONTENTS 1. INTRODUCTION 1 1.1 General ............................................................................................. 1 1.2 Structure ........................................................................................... 2 2. INSTALLATION 4 2.1 Pre-Installation Checks ..............
Page 7 - General; Some important features of this option unit include:
1 1. INTRODUCTION 1.1 General Thank you for choosing this option unit for the Mitsubishi FR-A500(L)/F500(L) series transistorized inverters. Please read this manual carefully before using this option unit. Thisinstruction manual gives handling information and precautions for use ofthis product as we...
Page 8 - INTRODUCTION; Structure; Figure 2: Bottom view
INTRODUCTION 2 1.2 Structure Mounting Hole Option Fixing Hole Option Connector Mounting Hole Modbus Plus Connector Plastic nut Earth (Ground) Terminal Mounting Hole Status LED Plastic nut Node address Switch Figure 1: Top view Figure 2: Bottom view
Page 9 - Diagnostic LED Status Indicator; Table 1
INTRODUCTION 3 Diagnostic LED Status Indicator The green LED located next to the address DIP switch on the ModbusPlus option top board provides indication of communication status. TheLED on the bottom board will be solid green if the option CPU actscorrectly. The following describes the LED on the t...
Page 10 - Pre-Installation Checks; Mounting Procedure; REMARKS; CAUTION
4 2. INSTALLATION Remove the drive cover following the inverter instruction manual andinstall the option unit using the following procedure: 2.1 Pre-Installation Checks (1) Check the inverter type. You may use the option unit only with a FR-A500(L)/F500(L) series inverter. You must not use it with a...
Page 11 - INSTALLATION
INSTALLATION 5 (5) Secure the option unit to the inverter with two mounting screws. If the screw holes in the option unit do not line up with the inverter mounting holes, check that the connectors have been fitted correctly. (6) To ensure proper Network Grounding, connect a harness (NOT Supplied) fr...
Page 13 - Node address setting; (2) When setting the Modbus Plus address on the option board, use the; Table 2 : Node address setting
INSTALLATION 7 2.2 Node address setting (1) Make sure that the inverter power is off and the option unit is mounted in the inverter. Connect the Modbus Plus cable you created to the network. (2) When setting the Modbus Plus address on the option board, use the following table. Refer to page 2 for th...
Page 15 - Alternate method for setting the switch:; To set the node address to be nn, first subtract 1 from it.; Figure 5 : Node address switch
INSTALLATION 9 Alternate method for setting the switch: i. To set the node address to be nn, first subtract 1 from it. ii. Convert the result (nn-1) into hexadecimal XXh. iii. Then span it into binary format, padding with 0's in the front 00fedcba. iv. Finally, take the complement 11nmlkji, if a bit...
Page 16 - Communication cable; Figure 6 : Modbus connector
INSTALLATION 10 2.3 Communication cable When making a cable for the Modbus Plus protocol, make sure that eachend of the cable is terminated with the A5MBKT185 terminator connectors.For nodes between the termination points, use the in-line connectors(A5MBKT085). The cable should be a Modbus Plus stan...
Page 18 - For all other mode changes, please refer to the
12 3. OPERATION The operation of the inverter changes slightly when you install this optionunit, as described below. 3.1 Operating Modes In the PU operating mode, a Parameter Unit (PU) controls the inverter. Inthe External-operating mode, the inverter is controlled by external signalsconnected to th...
Page 19 - OPERATION; Functions Available in the Operating Modes; The functions available to the drive depend on the operating mode.
OPERATION 13 3.3 Functions Available in the Operating Modes The functions available to the drive depend on the operating mode. The following table indicates the command types available according tothe operating mode. *1 Depends on the value of Pr. 338 and Pr. 339.*2 Depends on the value set in Pr. 7...
Page 20 - (1) This option unit acts as a Modbus Plus slave to a PLC or equivalent
14 4. ACCESSING DRIVE DATA (1) This option unit acts as a Modbus Plus slave to a PLC or equivalent controller acting as a Modbus Plus master. This means that the option unit:• Acknowledges messages received• Transmits messages at the request of a network master. (2) The option unit can also act as a...
Page 21 - PARAMETER DEFINITIONS; Error Codes for FR-A5NM
15 5. PARAMETER DEFINITIONS Depending upon which Modbus Plus master device is being used, dataregisters may be referenced using a 5-digit(4nnnn) or 6-digit(40nnnn)format. For convenience, this manual uses the 5-digit format. When usingthe 6-digit format, the last 4 digits of the register remain the ...
Page 22 - PARAMETER DEFINITIONS
PARAMETER DEFINITIONS 16 Read out data: FFFEh means No parameter. FFFDh means parameter Not Available. Any register that does not appear in any entry of the following tables isconsidered Reserved.Examples for reading from and writing to parameters: Operation Communication Function Read Parameter 0 R...
Page 25 - System Environment Variable (SEV) Interface
PARAMETER DEFINITIONS 19 5.3 System Environment Variable (SEV) Interface *1 Regarding access WO ........ Only writing is enabled (reading is disabled)RO ......... Only reading is enabled (writing is disabled)R/W ....... Both reading and writing are enabled *2 Writing any value to the parameter 40002...
Page 26 - Using the Modsoft MSTR Block; The MSTR control register usage is as follows:
PARAMETER DEFINITIONS 20 5.4 Using the Modsoft MSTR Block The MSTR control register usage is as follows: 5.5 Real-Time Monitor PLC Register Register Value Value Base Description n 1,2 decimal Commands MSTR function:1 = write; 2 = read n+1 xxxx hexadecimal MSTR function error code n+2 1 decimal Numbe...
Page 28 - Input/Output Terminal Assignment
PARAMETER DEFINITIONS 22 5.6 Input/Output Terminal Assignment 5.7 Operation When an Alarm Occurs The following table shows the behavior of the inverter and network whenan alarm occurs: *1 Depends on the type of communication fault.*2 For example, E.OP3, E.OC3.*3 For example, Slow blinking LED Input/...
Page 29 - Alarm History; Please refer to the
PARAMETER DEFINITIONS 23 5.8 Alarm History *1 Writing any value to parameter 40501 resets the alarm history buffer for all alarms. All other entries in this table are read only. 5.9 Alarm Numbers vs. Alarm Definitions Please refer to the Inverter Instruction Manual for an explanation of Alarm Defini...
Page 33 - Programmed Operation : Setting Rotation Direction
PARAMETER DEFINITIONS 27 5.14 Programmed Operation : Setting Rotation Direction Parameter Register Definition Pr. 201 42001 Program Setting 1 (D) Pr. 202 42002 Program Setting 2 (D) Pr. 203 42003 Program Setting 3 (D) Pr. 204 42004 Program Setting 4 (D) Pr. 205 42005 Program Setting 5 (D) Pr. 206 42...
Page 34 - Programmed Operation : Frequency Setting
PARAMETER DEFINITIONS 28 5.15 Programmed Operation : Frequency Setting Parameter Register Definition Pr. 201 42031 Program Setting 1 (f) Pr. 202 42032 Program Setting 2 (f) Pr. 203 42033 Program Setting 3 (f) Pr. 204 42034 Program Setting 4 (f) Pr. 205 42035 Program Setting 5 (f) Pr. 206 42036 Progr...
Page 36 - Appendix A. Other Option-Specific parameters; Ext
30 Appendix A. Other Option-Specific parameters The following table identifies option-specific parameters which are used forthe A5NM. * Pr.340 "link startup mode selection" can be switched from the PU in any operation mode. A. Definition for Pr. 338 and Pr. 339 Ext : Control is via input to ...
Page 37 - MEMO
Page 38 - REVISIONS; *The manual number is given on the bottom left of the back cover.; Print Date
REVISIONS *The manual number is given on the bottom left of the back cover. Print Date *Manual Number Revision Mar., 2003 IB(NA)-0600137E-A First edition Nov., 2003 IB(NA)-0600137E-B Error correction on the front page
