Okuma ICB1-S Maintenance Manual
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Okuma ICB1-S Maintenance Manual

Okuma ICB1-S Maintenance Manual

Drive unit motion control system (mcs) / (mcsii)
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Okuma ICB1-S Maintenance Manual

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Summary of Contents for Okuma ICB1-S

  • Page 1 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
  • Page 2 DRIVE UNIT MOTION CONTROL SYSTEM (MCS) / (MCSII) MAINTENANCE MANUAL (5th Edition) Pub No. 4742-E-R1 (SEH4-001-R5) Mar. 2003 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 3 4742-E P-(i) SAFETY PRECAUTIONS SAFETY PRECAUTIONS Eeospcspl001 The controller described in this manual consists of electric parts and units. To prevent accidents and also failure and burning of electric parts and units due to improper inter- connection of them and also connection of power cables, please read the manual carefully and strictly observe the items indicated below.

  • Page 4: Table Of Contents

    4742-E P-(i) TABLE OF CONTENTS TABLE OF CONTENTS SECTION 1 INVERTER UNIT (MIV UNIT) ..............1 1. System Configuration ........................1 2. Classification of MIV Units ......................2 2-1. Designation of MIV Units ....................... 2 2-2. Configuration of MIV Units..................... 3 2-3.
  • Page 5 4742-E P-(ii) TABLE OF CONTENTS 4-2. Contents of Indication ......................68 4-3. Error Number Tables ......................69 5. Controller ID Number........................71 6. Description of Monitor Terminals ....................72 6-1. Arrangement of Monitor Terminals ..................72 6-2. Monitor Signals ........................73 7.

  • Page 6: Section 1 Inverter Unit (Miv Unit)

    SECTION 1 INVERTER UNIT (MIV UNIT) Eeospcsa1001 Okuma motion control system (MCS) consists of an inverter unit and a DC power supply unit. This section describes the maintenance and inspection methods for the inverter unit (to be referred to as MIV unit, hereafter).

  • Page 7: Classification Of Miv Units

    4742-E P-2 SECTION 1 INVERTER UNIT (MIV UNIT) Classification of MIV Units 2-1. Designation of MIV Units Eeospcsa1003 MIV unit names consist of codes indicating unit capacity, inverter control board type, motor type, and control ROM type as shown below. EIOSPCSA1002R01 MIV unit type name is shown at the front of the unit either by seal or printed characters.When chang- ing the unit, use the same type.

  • Page 8: Configuration Of Miv Units

    22 kW (30 hp) DBR unit DBR8 1006-2246 Dynamic brake resistor unit used for MIV06-1 and MIV08-1 (production discontinued) (*1) ICB1H-S is compatible with ICB1-S, ICB1S-P and ICB1F-S. Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 9 4742-E P-4 SECTION 1 INVERTER UNIT (MIV UNIT) (2) 2-axis specification MIV unit: for BL motors Configuration of 1 set of MIV unit: Control board + Display card + Inverter unit In the table below, indication of "(1)" in the Q'ty column indicates that any of the indicated units should be selected meeting the motor capacity.
  • Page 10 4742-E P-5 SECTION 1 INVERTER UNIT (MIV UNIT) 2-2-2. MIV Unit for VAC Motors Eeospcsa1006 (1) MIV unit: for VAC motors Configuration of 1 set of MIV unit: Control board + Display card + Inverter unit In the table below, indication of "(1)" in the Q'ty column indicates that any of the indicated units should be selected meeting the motor capacity.

  • Page 11: Construction Of Miv Units

    4742-E P-6 SECTION 1 INVERTER UNIT (MIV UNIT) 2-3. Construction of MIV Units Eeospcsa1007 Construction of MIV unit is shown below. (1) Construction of MIV01 to MIV05 and MIV0101 to MIV0404 EIOSPCSA1004R01 (2) Construction of MIV06 and MIV08 EIOSPCSA1005R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 12 4742-E P-7 SECTION 1 INVERTER UNIT (MIV UNIT) (3) Construction of MIV15 and MIV22 EIOSPCSA1006R01 (4) Construction of MIV30 and MIV45 EIOSPCSA1007R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 13: Miv Unit Selection Tables By Motor Types

    4742-E P-8 SECTION 1 INVERTER UNIT (MIV UNIT) 2-4. MIV Unit Selection Tables by Motor Types 2-4-1. BL Motors Eeospcsa1008 For BL motor control, 1-axis and 2-axis specification MIV units are provided. The standard combinations of BL motor types and MIV unit types are shown below. (Note that the relationship may be changed according to the machine specification.) (1) Max.
  • Page 14 4742-E P-9 SECTION 1 INVERTER UNIT (MIV UNIT) (2) Max. torque/Rated torque = 500% MIV Unit Rated Motor Output Motor Type {kW (hp)} 1-axis spec. 2-axis spec. BL-MC24J-30 0.75 (1) MIV01-1 MIV0101-1 (L/M) MIV0102-1 (L) BL-MC25J-30 0.75 (1) MIV0103-1 (L) BL-MC50J-20 1 (1.33) MIV0104-1 (L)
  • Page 15 4742-E P-10 SECTION 1 INVERTER UNIT (MIV UNIT) 2-4-2. VAC Motors Eeospcsa1009 The relationship between VAC motor types and MIV unit types is shown below. (Note that the relationship may be changed according to the machine specification.) Rated Motor Output MIV Unit {kW (hp)} VAC 2.2/1.1 (2.93/1.46)

  • Page 16: Cautions On Changing Units

    4742-E P-11 SECTION 1 INVERTER UNIT (MIV UNIT) Cautions on Changing Units 3-1. General Precautions Eeospcsa1010 The items that require special attention when changing MIV unit are indicated below. WARNING MIV unit has a large-capacitance capacitor in the unit. When changing MIV unit, shut off the power and wait until the charge indicating lamp goes off.

  • Page 17: Unit Replacement Procedure

    4742-E P-12 SECTION 1 INVERTER UNIT (MIV UNIT) (3) The procedure for removing the plastic cover at the upper and lower terminal blocks is indicated below. • Plastic cover at the upper terminal block After pushing in the lock lightly, tilt the cover 10 deg. to the front and the cover can be taken out upward.
  • Page 18 4742-E P-13 SECTION 1 INVERTER UNIT (MIV UNIT) Unit replacement diagram Replacement of MIV06-1 + DBR8 with MIV06DB-1 is explained here as an example. Before replacement MIV06-1 + DBR8 Failure! UNIT TYPE DBR8 To 24 V power supply inside the panel AXIS UNIT U V W...

  • Page 19: Indication Of Operating Status

    4742-E P-14 SECTION 1 INVERTER UNIT (MIV UNIT) Indication of Operating Status Eeospcsa1011 MIV unit shows the operating status at the 7-segment LED provided at the front of the unit. Two dis- play modes (normal operation status display mode and alarm status display mode) are provided and at the occurrence of an alarm, the 7-segment LED displays an error number so that the cause of the alarm can be assumed.

  • Page 20: Contents Of Indication

    4742-E P-15 SECTION 1 INVERTER UNIT (MIV UNIT) 4-2. Contents of Indication 4-2-1. Indication of Normal Operation Status Eeospcsa1013 Status Indication by 7-segment LED (Example) Remark In the case of 1 -axis specifica- tion, only L-side 7-segment LED lights. • At L-side only Indication changes in the following order: All segments lit →...
  • Page 21 4742-E P-16 SECTION 1 INVERTER UNIT (MIV UNIT) All segments lit : Indicates the power on state. Initialization process of hardware such as memory of MCS controller (initial- ization phase 0). Setting up process of fundamental operation environment for the axis to be controlled (initialization phase 1).
  • Page 22 4742-E P-17 SECTION 1 INVERTER UNIT (MIV UNIT) 4-2-2. Indication of Alarm Status Eeospcsa1014 Status Indication by 7-segment LED (Example) Remark L1 : L side internal RAM error L2: L side external RAM error Data bus L3: L side external RAM error Address bus L4: L side external RAM error Memory device RAM initialization...

  • Page 23: Error Number Tables

    4742-E P-18 SECTION 1 INVERTER UNIT (MIV UNIT) 4-3. Error Number Tables 4-3-1. Exception Error Number Table Eeospcsa1015 [Hex] indicates hexadecimal notation. Name Description/Alarm Code Corrective Action Control board error An error occurred with the control board. Change the MIV unit. XXXXXXXX 1 : Access error 2: PWM synchronization error...
  • Page 24 4742-E P-19 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Magnetic encoder The magnetic encoder voltage has risen or power supply error dropped exceeding the normal range. If XXXX = 0012 [Hex], +12 V power supply for PG is abnormal.
  • Page 25 4742-E P-20 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action INT3 loop error An error occurred with CPU processing. Change the MIV unit. XXXXXXXX = Error status register INT2 loop error An error occurred with CPU processing. Change the MIV unit.
  • Page 26 4742-E P-21 SECTION 1 INVERTER UNIT (MIV UNIT) 4-3-2. Alarm Number Table Eeospcsa1016 [Hex] indicates hexadecimal notation. Name Description/Alarm Code Corrective Action Power supply An error occurred with the power supply unit. Check the source unit error 0000XYZZ voltage. X = Alarm number Check the operation 0: DC voltage alarm conditions.
  • Page 27 4742-E P-22 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Motor power The inverter unit detected over current through the motor Change the motor. line over cur- power line. Change the MIV unit. rent XXXXYYYY [In case of BL/PREX] XXXX = Detected U-phase current value (Displayed in hexadecimal: 3FFF[Hex] = Max.
  • Page 28 4742-E P-23 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Encoder com- An error occurred in communication through the encoder link. Check the encoder munication XXYYZZZZ of the corresponding error XX = FF[Hex] (fixed) axis. YY = 00[Hex] Detection of error at motor attached encoder. Change the encoder 01[Hex]: Detection of error at shaft attached encoder.
  • Page 29 4742-E P-24 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Encoder An error occurred in the initialization processing of the motor Change the motor initialization attached encoder. attached encoder. error XXYYZZZZ Change the encoder XX = Initialization processing sequence number at the link cable.
  • Page 30 4742-E P-25 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Absolute scale An error occurred in the initialization processing of the absolute Change the abso- initialization scale. lute scale. error XXYYZZZZ Change the encoder Format is the same as explained in alarm NO. 12 link cable.
  • Page 31 4742-E P-26 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Servo link A communication error occurred with the servo link and com- Change the servo communica- mands from the NC cannot be received. link cable. tion error XXXXYYYY Change the MIV unit.
  • Page 32 4742-E P-27 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Command Contents of the positioning commands are incorrect. Check the servo error Error in set/mode/coordinate system change data file. XXXXYYYY Check the NC soft- XXXX ware. 0010[Hex]: Positioning mode Change the MIV unit.
  • Page 33 4742-E P-28 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Speed The speed command value exceeded the allowable value. Reduce inertia and command XXXXXXXX= Specified velocity command value. friction resistance in over 2^-32 [2.5KHz] mechanical system. Change the MIV unit. Change the motor.
  • Page 34 4742-E P-29 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Speed Deviation between the command speed and actual speed was Reduce cutting deviation too excessively large. torque large XXXXYYYY Change the MIV unit. In case of MCS Change the motor.
  • Page 35 4742-E P-30 SECTION 1 INVERTER UNIT (MIV UNIT) Name Description/Alarm Code Corrective Action Not used (servo axis belt breakage) Separately An error occurred in the initialization processing of the sepa- Change the sepa- installed rately installed encoder. rately installed encoder initial- XXYYZZZZ encoder.
  • Page 36 4742-E P-31 SECTION 1 INVERTER UNIT (MIV UNIT) 4-3-3. Warning Number Table Eeospcsa1017 [Hex] indicates hexadecimal notation. Name Description/Alarm Code Corrective Action Power supply There is a possibility that the power supply unit is faulty. Check the source unit error 0000XYZZ voltage.

  • Page 37: Controller Id Number

    4742-E P-32 SECTION 1 INVERTER UNIT (MIV UNIT) Controller ID Number Eeospcsa1018 MIV units are connected to the network by servo link. In the servo link, the FCP board functions as the master station and MIV units including the one controlling the spindle function as slave stations. Accordingly, it is necessary to set the controller ID number at the MIV units according to the axis names.
  • Page 38 4742-E P-33 SECTION 1 INVERTER UNIT (MIV UNIT) Controller ID No. Tables (1) ID Numbers of Lathes' and Grinders' OSP ID No. Switch Setting Controller Axis Axis Category Description ID No. Name ON 1st NC controlled axis A saddle side X-axis, or R side X-axis 2nd NC controlled axis Y-axis ON ON 3rd NC controlled axis...
  • Page 39 4742-E P-34 SECTION 1 INVERTER UNIT (MIV UNIT) (2) ID Numbers of Machining Centers' OSP ID No. Switch Setting Controller Axis Axis Category Description ID No. Name ON 1st NC controlled axis X-axis or master axis of synchronized X-axes 2nd NC controlled axis Y-axis or master axis of synchronized Y-axes ON ON 3rd NC controlled axis...

  • Page 40: Description Of Waveform Monitor

    4742-E P-35 SECTION 1 INVERTER UNIT (MIV UNIT) Description of Waveform Monitor Eeospcsa1019 The MIV unit equipped with ICB3 allows observation of the servo waveform by connecting an oscil- loscope to the monitor terminal. The MIV unit equipped with ICB-F or ICB-H allows observation of the waveform of the servo at the monitor terminal of the SWM monitor unit if an SWM monitor unit is connected.
  • Page 41 4742-E P-36 SECTION 1 INVERTER UNIT (MIV UNIT) 6-1-2. Monitor Signals Eeospcsa1021 Monitor Description Waveform (Example) Terminal Motor speed of 2nd axis (M side) • Output voltage range: -3 V to +3 V • Unit: 1562 min Motor output torque of 2nd axis (M side) •...

  • Page 42: Miv Unit For Spindle/M-Tool Spindle/Sub Spindle

    4742-E P-37 SECTION 1 INVERTER UNIT (MIV UNIT) 6-2. MIV Unit for Spindle/M-tool Spindle/Sub Spindle 6-2-1. Arrangement of Monitor Terminals Eeospcsa1022 EIOSPCSA1025R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 43 4742-E P-38 SECTION 1 INVERTER UNIT (MIV UNIT) 6-2-2. Monitor Signals Eeospcsa1023 Monitor Description Waveform (Example) Terminal A-phase signal of magnetic encoder • Vpp: 2.6 to 4.6 V (3.3 V if gap adjustment is correct.) B-phase signal of magnetic encoder •...

  • Page 44: Swm Monitor Unit

    4742-E P-39 SECTION 1 INVERTER UNIT (MIV UNIT) 6-3. SWM Monitor Unit 6-3-1. Connection • Be sure to turn off the control power of the MIV unit before connecting the SWM unit. Eeospcsa1032 (Disconnect the 24 VDC connector or turn off the circuit breaker of the machine.) •...
  • Page 45 4742-E P-40 SECTION 1 INVERTER UNIT (MIV UNIT) 6-3-2. Layout of Monitor Terminals Eeospcsa1033 EIOSPCSA1044R01 6-3-3. Description of Monitor Terminal Signals Eeospcsa1034 (1) Connection with ICB1F or ICB1F-S Monitor Description Waveform terminal Motor speed of the 1st axis (on L side) •...
  • Page 46 4742-E P-41 SECTION 1 INVERTER UNIT (MIV UNIT) (2) Connection with ICB3F Monitor Description Waveform terminal Motor speed Speed waveform • Output voltage range: -3 V to +3 V • Unit: 1562 min Motor output torque • Output voltage range: -3 V to +3 V Torque waveform •...
  • Page 47 4742-E P-42 SECTION 1 INVERTER UNIT (MIV UNIT) (3) Connection with ICB1H or ICB1H-S Monitor Description Waveform terminal Motor speed of 1st axis (on L side) • Output voltage range: -3 V to +3 V Speed waveform • Unit: 1562 min Motor output torque of 1st axis (on L side) Torque waveform...
  • Page 48 4742-E P-43 SECTION 1 INVERTER UNIT (MIV UNIT) (4) Connection with ICB3H Monitor Description Waveform terminal Motor speed Speed waveform • Output voltage range: -3 V to +3 V • Unit: 1562 min Motor output torque Torque waveform • Output voltage range: -3 V to +3 V •...

  • Page 49: Connection

    4742-E P-44 SECTION 1 INVERTER UNIT (MIV UNIT) Connection Eeospcsa1024 This section shows the connection diagram of MCS and the connector pin layout of MIV unit. 7-1. System Connection Eeospcsa1025 EIOSPCSA1029R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 50 4742-E P-45 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1030R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 51: Terminal Block Screw Size

    4742-E P-46 SECTION 1 INVERTER UNIT (MIV UNIT) 7-2. Terminal Block Screw Size Eeospcsa1026 Refer to 8 "MIV Unit External Dimensions". 7-3. Connectors Eeospcsa1027 (1) Connector name: SR Type (manufacturer): 53460-0611 (Molex) Pin layout N.C. N.C. SLDI SLDI-N (SLDCOM) (SLDCOM-N) (2) Connector name: ST Type (manufacturer): 53460-0611 (Molex) Pin layout...
  • Page 52 4742-E P-47 SECTION 1 INVERTER UNIT (MIV UNIT) (6) Connector name: E2M Type (manufacturer): 53460-0611 (Molex) Pin layout +12 V ELD-S ELD-N-S N.C. N.C. (7) Connector name: E1L Type (manufacturer): 53460-0611 (Molex) Pin layout N.C. N.C. (TP3) ELD-N N.C. N.C. (TP4) (8) Connector name: E2L Type (manufacturer): 53460-0611 (Molex) Pin layout...
  • Page 53 4742-E P-48 SECTION 1 INVERTER UNIT (MIV UNIT) (12) Connector name: RES Type (manufacturer): D02-M15SAG-13L9 (JAE) Pin layout N.C. N.C. N.C. OL-COM (13) Connector name: CHG Type (manufacturer): D02-M15SAG-13L9 (JAE) Pin layout RLMSCHG N.C. RLMSCOM RHMSCHG N.C. RHMSCOM N.C. N.C. N.C.

  • Page 54: Miv Unit External Dimensions

    4742-E P-49 SECTION 1 INVERTER UNIT (MIV UNIT) MIV Unit External Dimensions 8-1. MIV Unit (1-axis Specification) for BL Motors Eeospcsa1028 EIOSPCSA1031R01 Rated Cont. External Dimensions Weight Unit Type H × W × D {mm (in)} Capacity {kW (hp)} {kg (lb)} 380 ×...

  • Page 55: Miv Unit (2-Axis Specification) For Bl Motors

    4742-E P-50 SECTION 1 INVERTER UNIT (MIV UNIT) 8-2. MIV Unit (2-axis Specification) for BL Motors Eeospcsa1029 Rated Cont. Capacity External Dimensions Weight Unit Type H × W × D {mm (in)} {kW (hp)} {kg (lb)} L Side M Side 380 ×...
  • Page 56 4742-E P-51 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1032R01 MIV Unit (1-axis Specification) for BL Motors Unit Type: MIV01-1 to MIV05-1 Unit Weight: 5.7 kg (12.5 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 57 4742-E P-52 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1033R01 MIV Unit (1-axis Specification) for BL Motors Unit Type: MIV06DB-1 to MIV08DB-1 Unit Weight: 7.5 kg (16.5 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 58 4742-E P-53 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1034R01 MIV Unit (1-axis Specification) for BL Motors Unit Type: MIV15-1 to MIV22-1 Unit Weight: 11.2 kg (24.6 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 59 4742-E P-54 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1035R01 MIV Unit (2-axis Specification) for BL Motors Unit Type: MIV0101-1 to MIV0303-1 Unit Weight: 6.3 kg (13.9 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 60 4742-E P-55 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1036R01 MIV Unit (2-axis Specification) for BL Motors Unit Type: MIV0104-1 to MIV0404-1 Unit Weight: 7.8 kg (17.2 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 61 4742-E P-56 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1037R01 MIV Unit for VAC Motors Unit Type: MIV04-3 Unit Weight: 5.7 kg (12.5 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 62 4742-E P-57 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1038R01 MIV Unit for VAC Motors Unit Type: MIV06-3 to MIV08-3 Unit Weight: 7.3 kg (16.1 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 63 4742-E P-58 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1039R01 MIV Unit for VAC Motors Unit Type: MIV14-3 to MIV22-3 Unit Weight: 11.2 kg (24.6 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 64 4742-E P-59 SECTION 1 INVERTER UNIT (MIV UNIT) EIOSPCSA1040R01 MIV Unit for VAC Motors Unit Type: MIV30-3 to MIV45-3 Unit Weight: 24.0 kg (52.8 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 65: Section 2 Dc Power Supply Unit (Mps, Mpr Unit)

    SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Eeospcsa2001 Okuma motion control system (MCS) consists of an inverter unit and a DC power supply unit. This section describes the maintenance and inspection methods for the power supply unit. System Configuration Eeospcsa2002 A DC power supply unit is a unit to supply DC power to MIV unit.

  • Page 66: Classification Of Dc Power Supply Units

    4742-E P-61 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Classification of DC Power Supply Units 2-1. Designation of DC Power Supply Units Eeospcsa2003 Power supply unit names consist of codes indicating regeneration method and unit capacity. EIOSPCSA2002R01 DC power supply unit type name is shown at the front of the unit either by seal or printed .charac- ters.

  • Page 67: Configuration Of Power Supply Units

    4742-E P-62 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) 2-2. Configuration of Power Supply Units Eeospcsa2004 Component parts of a power supply unit are indicated below. 2-2-1. Power Regeneration Type MPS Unit Eeospcsa2005 (1) MPS unit: power regeneration type Configuration of I set of power supply unit: PSB + MFP1 card + MPS PU + MPS-ACL In the table below, indication of "(1)"...

  • Page 68: Construction Of Power Supply Units

    4742-E P-63 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) 2-3. Construction of Power Supply Units Eeospcsa2007 Construction of a power supply unit is shown below (1) Construction of MPS10 EIOSPCSA2004R01 (2) Construction of MPR10/MPR5 EIOSPCSA2005R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 69 4742-E P-64 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) (3) Construction of MPS20/MPS30 EIOSPCSA2006R01 (4) Construction of MPS45 and MPS60 EIOSPCSA2007R01 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 70: Cautions On Changing Units

    4742-E P-65 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Cautions on Changing Units Eeospcsa2008 The items that require special attention when changing DC power supply unit are indicated below. WARNING A DC power supply unit (MPS/MPR) has a large-capacitance capacitor in the unit. When changing MIV unit, shut off the power and wait until the charge indicating lamp goes off.
  • Page 71 4742-E P-66 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) (3) The procedure for removing the plastic cover at the upper and lower terminal blocks is indicated below. • Plastic cover at the upper terminal block After pushing in the lock lightly, tilt the cover 10 deg. to the front and the cover can be taken out upward.

  • Page 72: Indication Of Operating Status

    4742-E P-67 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Indication of Operating Status Eeospcsa2009 A DC power supply unit shows the operating status at the 7-segment LED provided at the front of the unit. Two display modes (normal operation status display mode and alarm status display mode) are pro- vided and at the occurrence of an alarm, the 7-segment LED displays an error number so that the cause of the alarm can be assumed.

  • Page 73: Contents Of Indication

    4742-E P-68 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) 4-2. Contents of Indication 4-2-1. Indication of Normal Operation Status Eeospcsa2011 Status Indication by 7-segment LED (Example) Remark Note 1: A decimal point blinks. Note 2: If an error cocurred with MIV unit, "AA" is dis- At power ON played (shown below) alternately with the indica- tion shown above.

  • Page 74: Error Number Tables

    4742-E P-69 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) 4-3. Error Number Tables Eeospcsa2013 Name Description Corrective Action DC voltage alarm DC bus voltage of the unit raised exces- Change the MPS/MPR unit. Over voltage (OV) sively. Change the MIV unit. DC voltage alarm DC bus voltage of the unit lowered exces- Change the MPS/MPR unit.
  • Page 75 4742-E P-70 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Alarms specific to MPS unit are indicated below. Name Description Corrective Action INT6 loop error An error occurred with CPU processing. Change the MPS unit. INT4 loop error An error occurred with CPU processing. Change the MPS unit.

  • Page 76: Controller Id Number

    4742-E P-71 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Controller ID Number Eeospcsa2014 Since a DC power supply unit is not connected to the servo link, it is not necessary to set a controller ID number. With MPS unit, however, set the 5-bit controller ID switch to all OFF since the switch is used as the mode selection switch (changing to the adjustment mode).

  • Page 77: Description Of Monitor Terminals

    4742-E P-72 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Description of Monitor Terminals Eeospcsa2015 MPS unit has the monitor terminals to allow observation of waveform of power source voltage and current by connecting an oscilloscope to these terminals. 6-1.

  • Page 78: Monitor Signals

    4742-E P-73 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) 6-2. Monitor Signals Eeospcsa2017 Monitor Description Waveform (Example) Terminal Monitor signal • Output voltage range: -3 V to +3 V (outputs an internal signal) Monitor signal • Output voltage range: -3 V to +3 V (outputs an internal signal) Power source voltage •...

  • Page 79: Connection

    4742-E P-74 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) Connection 7-1. System Connection Eeospcsa2018 Refer to 7-1 "System Connection" in Section 1. 7-2. Terminal Block Screw Size Eeospcsa2019 Refer to 8 "DC Power Supply Unit External Dimensions". 7-3. Connectors Eeospcsa2020 (1) Connector name: C...

  • Page 80: Dc Power Supply Unit External Dimensions

    4742-E P-75 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) DC Power Supply Unit External Dimensions 8-1. MPS Unit Eeospcsa2021 EIOSPCSA2018R01 Rated Cont. External Dimensions Weight Unit Type H × W × D {mm (in)} Capacity {kW (hp)} {kg (lb)} 380 ×...
  • Page 81 4742-E P-76 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) EIOSPCSA2019R01 MPS Unit: Power Regeneration Type Unit Type: MPS10 Unit Weight: 7.7 kg (16.94 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 82 4742-E P-77 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) EIOSPCSA2020R01 MPR Unit: Resistor Regeneration Type Unit Type: MPS20 to 30 Unit Weight: 11.8 kg (26.0 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 83 4742-E P-78 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) EIOSPCSA2021R01 MPR Unit: Resistor Regeneration Type Unit Type: MPS45 to 60 Unit Weight: 25 kg (55 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 84 4742-E P-79 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) EIOSPCSA2022R01 MPR Unit: Resistor Regeneration Type Unit Type: MPR5 Unit Weight: 5.4 kg (11.9 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 85 4742-E P-80 SECTION 2 DC POWER SUPPLY UNIT (MPS, MPR UNIT) EIOSPCSA2023R01 MPR Unit: Resistor Regeneration Type Unit Type: MPR10 Unit Weight: 8.0 kg (17.6 lb) Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...

  • Page 86: Section 3 Appendix 1. Procedure For Replacing External Cooling Fan

    4742-E P-81 SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan Eeospcsa3001 Follow the procedure below to replace the external cooling fan of the MIV unit or MPS unit. Diagnosis of Trouble Eeospcsa3002 If the external cooling fan is broken down, the temperature of the heat sink rises abruptly and the fol-...

  • Page 87: Replacement Procedure

    4742-E P-82 SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan Replacement Procedure Eeospcsa3004 The external cooling fan is installed to the heat sink located at the back of the unit. (Refer to Section 1, "2-3. Construction of MIV Unit" and Section 2, "2-3 Construction of Power Supply Unit.") By following the instructions given in "3.
  • Page 88 4742-E P-83 SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan The figure below shows the connector of MPS20 (similar to MIV15, MIV22 and MPS30). EIOSPCSA3003R01 3 Loosen four screws to remove the external cooling fan from the heat sink. EIOSPCSA3004R01 4 Remove the drip-proof bushing and remove the set of external cooling fan.

  • Page 89: Procedure For Replacing Miv30, Miv45, Mps45 And Mps60 Fan

    4742-E P-84 SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan 3-2. Procedure for Replacing MIV30, MIV45, MPS45 and MPS60 Fan Eeospcsa3006 Procedure : 1 Remove the DC bus terminal block cover and front panel. EIOSPCSA3005R01 2 Loosen five screws to remove the DC bus board. (Two of the five screws have different length;...

  • Page 90: Cautions

    4742-E P-85 SECTION 3 Appendix 1. Procedure for Replacing External Cooling Fan 4 Remove the top panel. EIOSPCSA3008R01 5 Loosen the M4 nut to disconnect the cable clamp. EIOSPCSA3009R01 6 Loosen four screws to remove each of the external cooling fans from the heat sink. 7 Remove the drip-proof bushing to remove the set of external cooling fan.
  • Page 91 LIST OF PUBLICATIONS Manual Name: DRIVE UNIT MOTION CONTROL SYSTEM Manual No.: SEH4-001-R** (MCS)/(MCSII) MAINTENANCE MANUAL Edition Date Revision Apr. '01 First Mar. '03 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 92 Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...

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