Mitsubishi Electric FR-A8AC Instruction Manual Download | Manualshive

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CONTACT INPUT

3

CONTACT INPUT

3.1 Internal block diagram

Instead of 24VDC signals for contact input terminals of the inverter control circuit terminal block, 120VAC signals can be
applied to FR-A8AC contact input terminals.
The following figure is the internal block diagram of the FR-A8AC.

Controller

X7

Connector

X1

X8

CM

CM

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Summary of Contents for FR-A8AC

Page 1: ...INVERTER Plug in option INSTRUCTION MANUAL PRE OPERATION INSTRUCTIONS 1 INSTALLATION AND WIRING 2 CONTACT INPUT 3 RELAY OUTPUT 4 FR A8AC 120VAC contact input function Relay output function ...

Page 2: ...harging part of the circuitry and get an electric shock Do not remove the inverter front cover even if the power supply is disconnected The only exception for this would be when performing wiring and periodic inspection You may accidentally touch the charged inverter circuits and get an electric shock Before wiring or inspection LED indication of the inverter unit operation panel must be switched ...

Page 3: ...ckaging Sterilization of disinfection of wooden package should also be performed before packaging the product Trial run Before starting operation each parameter must be confirmed and adjusted A failure to do so may cause some machines to make unexpected motions Warning Usage Do not modify the equipment Do not perform parts removal which is not instructed in this manual Doing so may lead to fault o...

Page 4: ...3 Specifications 7 1 3 1 Input signal X1 to X8 7 1 3 2 Output signal 1A 1B 1C 2A 2B 2C 7 2 INSTALLATION 8 2 1 Pre installation instructions 8 2 2 Installation procedure 8 2 3 Wiring 11 3 CONTACT INPUT 13 3 1 Internal block diagram 13 3 2 Terminals 14 4 RELAY OUTPUT 15 4 1 Internal block diagram 15 4 2 Terminals 16 4 3 Parameter list 16 4 4 Output signal setting 17 ...

Page 5: ...he plug in option out of the package check the product name and confirm that the product is as you ordered and intact The product is a plug in option for the FR A800 series 1 1 1 Product confirmation Check the enclosed items Plug in option 1 Mounting screw M3 8 mm 2 Refer to page 8 Spacer 2 Refer to page 8 ...

Page 6: ...xample The SERIAL consists of one symbol two characters indicating the production year and month and six characters indicating the control number The last digit of the production year is indicated as the Year and the Month is indicated by 1 to 9 X October Y November or Z December Symbol Year Month Control number SERIAL Type SERIAL number FR A820 00046 0 4K to 04750 90K FR A840 00023 0 4K to 06830 ...

Page 7: ...er to page a Mounting hole Fixes the option to the inverter with screws or installs spacers 8 b Terminal block Connect signal cables 11 c Connector Connects to the option connector of the inverter 8 Front view Rear view a c 1A 1B 1C CM X1 X2 X3 X4 X5 a a a b 2A 2B 2C X6 X7 X8 CM ...

Page 8: ...nput eight terminals are provided Cable length max 30m 1 3 2 Output signal 1A 1B 1C 2A 2B 2C One changeover contact output two relays are provided Contact capacity 230 VAC 0 3 A 30 VDC 0 3 A NOTE Use contacts within the rated capacity Failure to do so may cause contacts to wear out quickly or to be welded ...

Page 9: ...nual Detailed of the inverter for details on how to remove the front cover 2 For the two mounting holes as shown in the next page that will not be tightened with mounting screws insert spacers 3 Fit the connector of the plug in option to the guide of the connector on the inverter unit side and insert the plug in option as far as it goes 4 Fit the two locations the left and right of the plug in opt...

Page 10: ...9 INSTALLATION Spacer Spacer Spacer Mounting screw Mounting screw Mounting screw Spacer Spacer Spacer Mounting screw Connector 1 Connector 2 Connector 3 Insertion positions for screws and spacers ...

Page 11: ...s 1 2 and 3 on the inverter in this order and options having a lower priority do not function When the inverter cannot recognize that the option unit is mounted due to improper installation etc the protective function E 1 to E 3 is activated A different indication will appear according to the mounted position option connector 1 to 3 When removing the plug in option remove the two screws on the lef...

Page 12: ...after twisting it to prevent it from becoming loose Do not solder it Use a bar type terminal as required NOTE Ferrule terminals commercially available as of February 2012 The product may be changed without notice When using the ferrule terminal without insulation sleeve take caution that the twisted wires do not come out Cable sheath stripping length Terminal screw size Cable gauge mm2 Ferrule ter...

Page 13: ... screwdriver upright relative to the terminal screw surface Otherwise the relay or the terminal block may be damaged by the screwdriver because of the limited space between the terminal block and the relay Terminal screw size Tightening torque Cable size Screwdriver M2 0 22N m to 0 25N m 0 3mm2 to 0 75mm2 Small flat blade screwdriver Tip thickness 0 4mm tip width 2 5mm Avoid contact with the relay...

Page 14: ...stead of 24VDC signals for contact input terminals of the inverter control circuit terminal block 120VAC signals can be applied to FR A8AC contact input terminals The following figure is the internal block diagram of the FR A8AC Controller X7 Connector X1 X8 CM CM ...

Page 15: ...R signal to X2 only For the details of Pr 178 to Pr 189 refer to the Instruction Manual Detailed of the inverter Terminal symbol Description X1 X2 X3 X4 X5 X6 X7 X8 120VAC Input signals CM Common terminal to X1 X8 Pr 178 179 180 181 182 183 184 185 186 187 188 189 Valid terminal A8AC is not fitted STF STR RL RM RH RT AU JOG CS MRS STOP RES A8AC is fitted X1 X2 X3 X4 X5 X6 AU JOG X7 X8 STOP RES CM ...

Page 16: ... block diagram Two signals can be selected among inverter s standard signals RUN SU FU etc to be output as relay contact 1C signals The following figure is the internal block diagram of the FR A8AC 1C Controller Connector RA1 1B 1A 2C RA2 2B 2A ...

Page 17: ...en contact terminal of relay RA1 1B Normally closed contact terminal of relay RA1 1C Common contact terminal for relay RA1 2A Normally open contact terminal of relay RA2 2B Normally closed contact terminal of relay RA2 2C Common contact terminal for relay RA2 Pr Pr group Name Initial value Setting range 320 M420 RA1 output selection 0 Refer to Pr 190 to Pr 196 in the Instruction Manual Detailed of...

Page 18: ...ive function E 1 to E 3 is activated all the outputs are shut off Negative logic cannot be set Adjusting the output terminal response level Pr 418 The response level of the output terminals can be delayed in a range of 5 to 50 ms Operation example for the RUN signal NOTE The response level is not adjusted while Pr 418 9999 When Pr 157 OL signal output timer is set for the Overload warning OL signa...

Page 19: ...18 REVISIONS The manual number is given on the bottom left of the back cover Print date Manual number Revision Sep 2014 IB NA 0600559ENG A First edition ...

Page 20: ...INVERTER HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN IB NA 0600559ENG A 1409 MEE Printed in Japan Specifications subject to change without notice ...

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