YOKOGAWA MVAdvanced MV1000 Service Manual
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YOKOGAWA MVAdvanced MV1000 Service Manual

YOKOGAWA MVAdvanced MV1000 Service Manual

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Y okogawa Electric Corporation
MV1000/MV2000
SM MV1000-01E
1st Edition

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Summary of Contents for YOKOGAWA MVAdvanced MV1000

  • Page 1 Service Manual MV1000/MV2000 SM MV1000-01E 1st Edition Y okogawa Electric Corporation...

  • Page 2: Important Notice To The User

    YOKOGAWA instruments have been designed in a way that the replacement of electronic parts can be done on an assembly (module) basis by the user. YOKOGAWA instruments have also been designed in a way that troubleshooting and replacement of any faulty assembly can be done easily and quickly.

  • Page 3: Trademark

    Trademark • vigilantplant and MVAdvanced are registered trademarks or trademarks of Yokogawa Electric Corporation. • Adobe and Acrobat are registered trademarks or trademarks of Adobe Systems Incorporated. • Company and product names that appear in this manual are registered trademarks or trademarks of their respective holders.

  • Page 4: Introduction

    The general safety precautions described here must be observed during all phases of operation. If the MV is used in a manner not described in this manual, the protection provided by the MV may be impaired. Yokogawa Electric Corporation assumes no liability for the customer’s failure to comply with these requirements.

  • Page 5: Safety Symbols Used On Equipment And In Manual

    S, SOx, etc.) will cause a malfunction. • Do Not Remove Covers The cover should be removed by YOKOGAWA’s qualified personnel only. Opening the cover is dangerous, because some areas inside the instrument have high voltages. • Ground the Instrument before Making External Connections Connect the protective grounding before connecting to the item under measurement or control unit.

  • Page 6: Overview Of This Manual

    Overview of This Manual This manual is meant to be used by qualified personnel only. Make sure to read the safety precautions at the beginning of this manual as well as the warnings and cautions contained in the chapters relevant to any servicing you may be carrying out. This manual contains the following chapters.

  • Page 7: Table Of Contents

    Contents Important Notice to the User ......................i Trademark ............................ii Revisions ............................ii Introduction ............................iii Safety Standards and EMC Standards .................... iii Safety Precautions ........................... iii Safety Symbols Used on Equipment and in Manual ................ iv Conventuins Used in Manual ......................iv Overview of This Manual ........................v Chapter 1 Principles of Operation Principles of Operation ......................
  • Page 8 Contents Chapter 6 Customer Maintenance Parts List Customer Maintenance Parts List (MV1000) ............... 6-1 Customer Maintenance Parts List (MV2000) ............... 6-9 Chapter 7 Replacing Parts Introduction .......................... 7-1 Replaceable Parts ....................... 7-1 If Servicing is Required ......................7-1 Recommended Replacement Periods for Worn Parts ............7-2 SM MV1000-01E...

  • Page 9: Chapter 1 Principles Of Operation

    Chapter 1 Principles of Operation Principles of Operation The following explains the principles of operation of the MV. Block Diagram Data storage functions External storage Input section Internal memory Input terminal Scanner Display Calculation function Alarm Communication function Remote control (optional) Pulse input (optional)
  • Page 10 1.1 Principles of Operation Saving Data The capacity of the internal memory is either 80 MB (standard memory) or 200 MB (expansion memory). The CF card can be used as an external memory medium. Display/Keys The MV uses an LCD display. You can control the MV with key operations. Calculation You can calculate the difference between two measurement inputs, perform linear scaling, square roots, calibration correction, and other computations.

  • Page 11: Chapter 2 Troubleshooting

    Chapter 2 Troubleshooting Failure Analysis Flow Chart When a failure occurs, refer to the flow chart below for corrective actions. Doesn’t function at all (nothing is displayed) Is the power switch* ON? Turn the switch ON correctly. Does the switch operate normally? Is the power supply wired Wire it correctly.
  • Page 12 2.1 Failure Analysis Flow Chart Keys do not operate correctly Release the key lock setting. Is the key lock set? See No. 4 of the checklist. • Keep measurement input, communication, and other If there is a problem with a display wires and cables away from screen or other function noise sources.
  • Page 13 2.1 Failure Analysis Flow Chart Problems related to measurement Does the input meet the Ensure that the input input specifications? specifications are met. • Enter range, span, and other input settings that are appropriate. • When using the calibration Are the range, span, and other correction function, check the input settings appropriate? settings for the calibration...

  • Page 14: Troubleshooting Checklist

    Troubleshooting Checklist The table below describes the most common types of failures and their corrective actions. Action Refer to Chapter 6 No. Phenomenon Description MV1000 MV2000 Part Name Page Item Page Item Power supply cable connection/wiring  The instrument MAIN POWER BOARD ASSEMBLY doesn’t start Power Assembly 6-12...
  • Page 15 2.2 Troubleshooting Checklist Action Refer to Chapter 6 No. Phenomenon Description MV1000 MV2000 Part Name Page Item Page Item Is the memory medium (CF card)  working normally? Check the FFC for the MEDIA PBA External media   (whether pulled out or damaged) functioning ...

  • Page 16: Chapter 3 Testing

    Chapter 3 Testing Acceptance Test This section describes the procedure to perform the acceptance test. Read the preface to the user’s manual, “Checking the Contents of the Package” and verify that you have all of the contents. Make sure to understand the operating procedures as described in the user’s manual.

  • Page 17: Self Diagnostic Test

    Self Diagnostic Test The MV is provided with complete self diagnostic functions to enhance reliability in measurement and serviceability. When you turn ON the power, the MV will automatically execute the following types of diagnoses alternately and display the results. After these tests are completed, the recorder is ready for use.

  • Page 18: Performance Test

    Performance Test Read the warning and cautions below before beginning tests. Test Environment Item Conditions Ambient temperature 23 ±5°C Relative humidity 20 to 80% RH Atmospheric pressure 86 kPa-106 kPa AC power supply 90 to 132 VAC, 180 to 264 VAC (Power supply suffix code:-1) Power supply voltage 12 VDC power supply...

  • Page 19: Test Procedures

    Test Procedures Insulation Resistance ● Test Procedures Perform a measurement with an insulation resistance meter and check whether the results satisfy the reference values. Perform the measurement with the power switch turned ON. Reference Value Terminals Measured Reference Value Condition Between the power and protective ground Short the L (+) and N (–) 100 MΩ...

  • Page 20: Withstand Voltage

    3.4 Test Procedures MV2000 Functional ground terminal Power inlet Power supply screw terminals Protective ground terminal Withstand Voltage ● Test Procedures Perform the test with a withstanding voltage tester, and check whether the results satisfy the reference values. Perform the measurement with the power switch turned Test time: 1 minute Applied Maximum Allowable...

  • Page 21: Measurement Accuracy

    3.4 Test Procedures Measurement Accuracy ● Overview The measurement accuracy is tested using two different* integral times. * But only one integral time is used when using the MV2000 with the /MC1 option. The measurement accuracy test is performed in one of the following ways. •...
  • Page 22 3.4 Test Procedures Reference Value (Integral Time: 20 ms (50 Hz)/16.7 ms (60 Hz)) Range Allowed Range Input Value Accuracy Specification Note by Test +20.000 mV ±18 digits 20 mV 0.000 mV ±10 digits (0.05% of rdg + 12 digits) –20.000 mV ±18 digits +60.00 mV...

  • Page 23: Reference Junction Compensation Accuracy

    3.4 Test Procedures Reference Junction Compensation Accuracy ● Test Procedures Measure 0°C on all channels, and check that the display is within the reference values below. Set all channels to thermocouple type T. Reference value: ±0.5°C Calibrated thermocouple wires 0°C standard temperature device (Model: ZC114 from Coper Electronics Co., Ltd.

  • Page 24: Pulse Input Function

    3.4 Test Procedures Pulse Input Function ● Overview This test performed when the /PM1 option is specified. Enter calculation settings, input a pulse signal, and perform the test. ● Test Instruments Instrument Specifications Function generator Accuracy: ±20ppm of setting for 100 Hz ● Setup Press the MENU key, then choose Math channel >...

  • Page 25: Chapter 4 Adjustments

    Chapter 4 Adjustments Before Making Adjustments This chapter explains how to perform adjustments to the MV1000/MV2000. Environment See section 3.3, “Test Environment.” Instrument Operation For operating procedures in setting mode and basic setting mode, see the following manuals. • MV1000 First Step Guide (IM MV1000-02E) •...

  • Page 26: Adjusting The A/D Converters

    Adjusting the A/D Converters ● Overview The number of included A/D converters differs depending on the instrument model. For all of the A/D converters, input a predetermined value for each range and take measurements, then save the calibration values. ● Instruments Used Instrument Specifications DC voltage generator...
  • Page 27 4.2 Adjusting the A/D Converters ● Calibration Procedure Press the UP arrow key while turning ON the power. The instrument starts up in Calibration Mode, and the A/D No. are displayed. Select the A/D No. to calibrate with a soft key, then press the DISP/ENTER key. MV1000 MV2000 Press the Cal/Exec #2 soft key.
  • Page 28 4.2 Adjusting the A/D Converters Press the End #4 soft key. MV1000 MV2000 Saving Adjusted Values Use the left or right arrow key to choose Yes (save calibration values) or No (do not save), then press the DISP/ENTER key. MV1000 MV2000 Repeat steps –...

  • Page 29: Chapter 5 Schematic Diagram

    Chapter 5 Schematic Diagram Schematic Diagram (MV1000) CN5  CN6  CN7  CN8  CN1  SM MV1000-01E...

  • Page 30: Schematic Diagram (Mv2000)

    Schematic Diagram (MV2000) SM MV1000-01E...

  • Page 31: Chapter 6 Customer Maintenance Parts List

    The contents of this CMPL are subject to change without prior notice as a result of continuing improvements to the instrument's performance and functions. CMPL MV1000-01E Copyright Nov. 2007 (YK). 1st Edition: Nov. 2007 (YK) Yokogawa Electric Corporation SM MV1000-01E...
  • Page 32 6.1 Customer Maintenance Parts List (MV1000) Complite Set P O W Item Part No. Description B8805BA Bezel Assembly B8805BG Cover B8706MJ FFC (0.5MM-120MM) Y9305LB Screw B8805FH Sheet B8805FA Handle Assembly B8805FJ Washer B8805FM Spacer B8805FL Wave Washer B8805BZ Stud B8805FK Screw B8805FC B8805FE...
  • Page 33 6.1 Customer Maintenance Parts List (MV1000) Body Assembly 5 6 4 Note: *1 120VAC, 240VAC *2 12VDC, 24VDC *3 128MB MEMORY *4 256MB MEMORY (CMP) Item Description Part No. B8805CA Case Assembly B8805DA Power Assembly ( *1) (select) B8805EA Power Assembly ( *2) B8805DD Main Assembly B8706RA...
  • Page 34 6.1 Customer Maintenance Parts List (MV1000) Rear Assembly (1/3) S D B S D A R D B R D A - 4 2 4 - A / 4 8 ( S T Nov.2007 CMPL MV1000-01E SM MV1000-01E...
  • Page 35 6.1 Customer Maintenance Parts List (MV1000) Rear Assembly (2/3) Item Part No. Description B8805RA 12CH Mother PBA (select) B8805RB 24CH Mother PBA Y9305LB Screw B8805CL Rear Panel Y9305LB 4 4 4 4 Screw B8805AD Name Plate B8805CR 1 1 1 1 PW TERM Cover Y9305LB 2 2 2 2 2...
  • Page 36 6.1 Customer Maintenance Parts List (MV1000) Rear Assembly (3/3) Terminal Assembly-2 MS CODE MS CODE (OPTION) MODEL PART No. CODE INP TERMINAL /F1, /PM1, /R1, /TPS2 B9968KA /F1, /PM1, /R1 B9968KC B9968KE /A1, /R1 /F1, /PM1, /TPS2 B9968KB /A2, /R1 /F1, /PM1 B9968KD /A3, /R1...
  • Page 37 6.1 Customer Maintenance Parts List (MV1000) Standard Accessories (1/2) CMPL MV1000-01E Nov.2007 SM MV1000-01E...
  • Page 38 6.1 Customer Maintenance Parts List (MV1000) Standard Accessories (2/2) Item Part No. Description A1073WD Power Cord Set ( *1, *3) A1074WD Power Cord Set ( *1, *4) A1009WD Power Cord Set ( *1, *5) (select) A1024WD Power Cord Set ( *1, *6) A1054WD Power Cord Set ( *1, *7) A1064WD...

  • Page 39: Customer Maintenance Parts List (Mv2000)

    The contents of this CMPL are subject to change without prior notice as a result of continuing improvements to the instrument's performance and functions. CMPL MV2000-01E Copyright Nov. 2007 (YK). 1st Edition: Nov. 2007 (YK) Yokogawa Electric Corporation SM MV1000-01E...
  • Page 40 6.2 Customer Maintenance Parts List (MV2000) Complite Set Item Part No. Description B8806BA Bezel Assembly (For English) (select) B8806BB Bezel Assembly (For Japanese) B8805BG Cover Body Assembly (see page 3) Y9406LB Screw B8806FA Handle Assembly B8805FJ Washer B8805FM Spaser B8805FL Wave Washer Stud B8805BZ...
  • Page 41 6.2 Customer Maintenance Parts List (MV2000) Body Assembly (1/3) Item Part No. Description B8806CA 1 1 1 1 Case Assembly B8806RA 1 1 1 1 Main Mother PBA Y9305LB 2 2 2 2 Screw B8706SD AD Mother 1Slot PBA (select) B8706RD 1 1 1 1 AD Mother 2Slot PBA...
  • Page 42 6.2 Customer Maintenance Parts List (MV2000) Rear Assembly (1/3) S D B S D A R D B R D A - 4 2 4 - A / 4 8 ( S T Nov.2007 CMPL MV1000-01E 6-12 SM MV1000-01E...
  • Page 43 6.2 Customer Maintenance Parts List (MV2000) Body Assembly (3/3) Item Part No. Description 1 1 1 1 1 1 Body Sub Assembly (select) (see page 3) B8706DA 1 1 1 1 1 1 Power Assembly (100VAC, 240VAC) (select) B8806EA 1 1 1 1 1 1 Power Assembly (12VDC, 24VDC) Y9305LB 2 2 2 2 2 2...
  • Page 44 6.2 Customer Maintenance Parts List (MV2000) Terminal Assembly (1/3) Item Part No. Description B8805CR PW Terminal Cover Screw Y9305LB Power Terminal (select) (see page 7) Y9405LB Screw Y9401WL Washer B8806CT Foot Bracket Y9305LB Screw Input Terminal 1 Input Terminal 2 (select) (see page 7) Input Terminal 3 Input Terminal 4...
  • Page 45 6.2 Customer Maintenance Parts List (MV2000) Terminal Assembly (2/3) MS CODE (OPTION) Power Terminal SELECT PART NO. POWER SUPPLY /C2, /C3 B8706ER B8706ES B8706ET /C2, /C3 B8706JA B8706JB B8706JC Input Terminal MS CODE (OPTION) PART NO. MS CODE MODEL CODE INP TERMINAL INP 1 INP 2...
  • Page 46 6.2 Customer Maintenance Parts List (MV2000) Terminal Assembly (3/3) OPTION TERMINAL 1 MS CORD (OPTION) PART NO. OPT 1 /F1, /PM1, /R1 B9968KA /F1, /PM1, /R1 B9968KC /A3, /A4 /F1, /PM1, /R1 B9968KE /A1, /R1 /F1, /PM1 B9968KB /A2, /R1 /F1, /PM1 B9968KD /A3, /R1...
  • Page 47 6.2 Customer Maintenance Parts List (MV2000) Standard Accessories (1/2) CMPL MV2000-01E Nov.2007 6-17 SM MV1000-01E...
  • Page 48 6.2 Customer Maintenance Parts List (MV2000) Standard Accessories (2/2) Item Part No. Description A1073WD Power Cord Set ( *1, *3) A1074WD Power Cord Set ( *1, *4) A1009WD Power Cord Set ( *1, *5) (select) A1024WD Power Cord Set ( *1, *6) A1054WD Power Cord Set ( *1, *7) A1064WD...

  • Page 49: Chapter 7 Replacing Parts

    If you plan on replacing parts yourself, please refer to the Customer Maintenance Parts List (CMPL) in chapter 6 for a list of parts supplied by Yokogawa. Parts not on this list are not available through Yokogawa. The CMPL uses the following column titles.

  • Page 50: Recommended Replacement Periods For Worn Parts

    The replacement period shown here applies when the MV is used under standard operating conditions. For the actual replacement period, consider the actual conditions of use. Replacement of parts will be carried out by a YOKOGAWA engineer or an engineer certified by YOKOGAWA. Contact your nearest YOKOGAWA dealer when such replacement is necessary.

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