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Shinkawa VM-5P3 Instruction Manual

Phase marker unit
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VM-5 SERIES MONITOR
MODEL VM-5P3 Phase Marker Unit
INSTRUCTION MANUAL
MANUAL NO. 20002E2.0
Published in Dec.2000
Revised in Nov. 2012

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  • Page 1 MANUAL NO. 20002E2.0 Published in Dec.2000 Revised in Nov. 2012 VM-5 SERIES MONITOR MODEL VM-5P3 Phase Marker Unit INSTRUCTION MANUAL...
  • Page 2 VM-5P3 For safe operation..Thank you for using our VM-5 Series Monitor. SHINKAWA Sensor Technology applies strict quality control and inspections to ensure the high reliability of its products. This instruction manual contains descriptive information, specifications, and operating, setting, and adjusting procedures.
  • Page 3 SAFETY CONVENTIONS VM-5P3 Make it a rule to follow the instructions given in this manual. This manual contains important information designed to prevent personal injury and property damage, and ensure safe operation of the equipment. Familiarize yourself with the signs and symbols explained below before proceeding to read the manual, and observe the instructions given.
  • Page 4 To ensure safe use of this equipment, strictly observe the safety precautions provided in this manual, as well as installation methods and methods of use stipulated by laws and regulations. SHINKAWA Sensor Technology will not be liable for damage, etc. due to methods of use contravening to the instructions provided here.
  • Page 5 VM-5P3 ■ EMC(Electro-magnetic compatibility) The EMC of each VM-5 Series monitor is evaluated by various noise tests. However, its characteristics may vary with on environmental conditions such as the magnitude of noise, ambient temperature, humidity and the arrangement of equipment.

  • Page 6: Table Of Contents

    TABLE OF CONTENTS VM-5P3 1. GENERAL INFORMATION OVERVIEW ----------------------------------------------------------------------------------- 2. SPECIFICATIONS SPECIFICATIONS -------------------------------------------------------------------------- 3. OUTLINE DRAWING OUTLINE DRAWING ----------------------------------------------------------------------- 4. INTERCONNECTION INTRINSIC SAFETY EXPLOSION-PROOF CONSTRUCTION ---------------- NON-INTRINSIC SAFETY EXPLOSION-PROOF CONSTRUCTION --------- OK ALARM CONTACT OUTPUT WIRING ------------------------------------------- INTERCONNECTION OF BUFFER OUTPUT --------------------------------------- 10 5.
  • Page 7 TABLE OF CONTENTS VM-5P3 7. BLOCK DIAGRAM BLOCK DIAGRAM -------------------------------------------------------------------------- 17 FUNCTIONAL BLOCK DESCRIPTION ----------------------------------------------- 18 8. OPERATING METHOD WITHDRAWAL OF UNIT ------------------------------------------------------------------ 19 CHECKING THE SETTING -------------------------------------------------------------- 19 SETTING THE PHASE MARKER ------------------------------------------------------ 23 ALARM RESET MODE SETTING ------------------------------------------------------ 32 ALARM RELAY MODE SETTING ------------------------------------------------------ 34 SETTING ABNORMAL INPUT ALARM FUNCTION ON/OFF ------------------- 35...

  • Page 8: General Information

    1. GENERAL INFORMATION VM-5P3 1-1 OVERVIEW The VM-5P3 Phase Marker Unit combined with the VM-5H3 or VM-5W1 Instrument Rack conducts waveform shaping of the phase marker signal and also monitors the OK alarm contact output and abnormal internal power supply voltage for each rack. In addition, the abnormal phase marker signal input can be detected by its setting to be able to be output as the OK signal.

  • Page 9: Specifications

    2. SPECIFICATIONS VM-5P3 2-1 SPECIFICATIONS No entry if additional Model Code / Additional Spec. Code( spec. code is not specified. VM-5P - 1 - /TRP/CEM Hysteresis set value Hysteresis set value Alarm reset Relay mode Tropical Serial interface Input signal (shaped waveform circuit) (shaped waveform circuit) Trigger mode...

  • Page 10: Outline Drawing

    3. OUTLINE DRAWING VM-5P3 3-1 OUTLINE DRAWING Name PULSE OUTPUT (1CH) MONITOR OUTPUT (1CH) PULSE OUTPUT (2CH) MONITOR OUTPUT (2CH) SEQUENCE enable indicator Power for indicator TRIGGER indicator (1CH) TRIGGER adjuster (1CH) TRIGGER set value check terminal (1CH) 10 TRIGGER indicator (2CH) 11 TRIGGER adjuster (2CH) 12 TRIGGER set value check terminal (2CH) Finish...

  • Page 11: Interconnection

    4. INTERCONNECTION VM-5P3 • Do not use the blank terminals. Prohibition • For interconnection between the transducer and monitor, make sure to use 3-core shielded cables or pair shielded standard 3-wire instrument cables, since the signal Mandatory transmitted is weak. (Do not use unshielded cables or non-pair shielded multicore cables as the measured values could be affected by external noise.) Recommended cables...

  • Page 12: Intrinsic Safety Explosion-Proof Construction

    4. INTERCONNECTION VM-5P3 4-1 INTRINSIC SAFETY EXPLOSION-PROOF CONSTRUCTION Safety Barrier Terminals Monitor Terminals Signal name Wire no. Hazardous area Safe area Terminal name Terminal name Output Common, Shield B, D Earth Earth Power...
  • Page 13 4. INTERCONNECTION VM-5P3 • Be sure to observe the following cautions at the time of interconnection. Mandantory Note No. Caution in drawing Use flexible armored cables as sensor cables and extension cables, unless these cables are not at risk for damage. Allowable bending radius Without armor : 30 mm (1.18 in REF.) With armor...

  • Page 14: Non-Intrinsic Safety Explosion-Proof Construction

    4. INTERCONNECTION VM-5P3 NON-INTRINSIC SAFETY EXPLOSION-PROOF CONSTRUCTION Connected terminals Signal name Wire No. Terminal name Terminal No. Terminal name Terminal No. Output A-IN B-IN Common, Shield B, D A-COM B-COM Power A-PWR B-PWR...
  • Page 15 4. INTERCONNECTION VM-5P3 • Be sure to observe the following cautions at the time of interconnection. Mandantory Note No. Caution in drawing Use flexible armored cables as sensor cables and extension cables, unless these cables are not at risk for damage. Allowable bending radius Without armor : 30 mm (1.18 in REF.) With armor...

  • Page 16: Ok Alarm Contact Output Wiring

    4. INTERCONNECTION VM-5P3 4-3 OK ALARM CONTACT OUTPUT WIRING • Beware of electric shock from high-voltage parts. Warning • Do not exceed the allowable contact capacity of the alarm contacts. Caution Alarm contact output NC contact output NO contact output VM-5P3 Input/output terminal block •...

  • Page 17: Interconnection Of Buffer Output

    4. INTERCONNECTION VM-5P3 4-4 INTERCONNECTION OF BUFFER OUTPUT • Make sure to insulate the buffer output against earth. If not insulated, a 2-point earth system results, which may cause noise interference. SERIAL INTERFACE DAN.BYPS ENBL DISABL Buffer output Buffer output VM-5P3 Input/output terminal block -10-...

  • Page 18: Description Of Functions

    5. DESCRIPTION OF FUNCTION VM-5P3 5-1 DISPLAY 5-1-1 POWER SUPPLY OK INDICATOR (GREEN) Usually, is being lit. Flashes when the internal power supply voltage supplied from the power unit becomes abnormal, but goes off at a power supply voltage of +5V. Also goes off if the power is not supplied to the instrument rack (power supply unit).

  • Page 19: Ok Alarm Relay Mode

    5. DESCRIPTION OF FUNCTION VM-5P3 5-2-2 OK ALARM OUTPUT ITEM MATRIX Divided Details When the OK alarm is being raised even if the number of Monitor unit abnormal monitor units housed in the same instrument rack is one. +5V Voltage decrease in power supply (alarm is raised at less than +4.6V) +17V Voltage decrease in power supply (alarm is raised at less than +12V)

  • Page 20: Ok Alarm Reset Mode

    5. DESCRIPTION OF FUNCTION VM-5P3 5-4 OK ALARM RESET MODE The automatic reset function that automatically releases the alarm condition if the input signal and internal power supply voltage has returned to normal, or self-holding function that holds the alarm condition until reset by shorting between the RES and COM terminals, can be set.

  • Page 21: Name Of Parts

    6. DESCRIPTION OF PARTS VM-5P3 6-1 NAME OF PARTS Name PULSE OUTPUT (1CH) MONITOR OUTPUT (1CH) PULSE OUTPUT (2CH) MONITOR OUTPUT (2CH) SEQUENCE enable indicator Power for indicator TRIGGER indicator (1CH) TRIGGER adjuster (1CH) TRIGGER set value check terminal (1CH) 10 TRIGGER indicator (2CH) 11 TRIGGER adjuster (2CH) 12 TRIGGER set value check terminal (2CH)

  • Page 22: Description Of Parts

    6. DESCRIPTION OF PARTS VM-5P3 6-2 DESCRIPTION OF PARTS 1 PULSE OUTPUT (1CH) BNC connector which outputs, via the buffer amplifier, the signal (pulse output) obtained after the input signal on the 1CH side is waveform-shaped. • Make sure to insulate the pulse output against earth. Mandatory If not insulated, a 2-point earth system results, which may cause noise interference.
  • Page 23 6. DESCRIPTION OF PARTS VM-5P3 7 TRIGGER indicator (1CH) Flashes or is lit when the input signal on the 1CH side is waveform-shaped and as a result the pulse signal is being output. 8 TRIGGER adjuster (1CH) TRIGGER voltage adjuster on the 1CH side. This adjuster becomes valid in manual trigger mode.

  • Page 24: Block Diagram

    7. BLOCK DIAGRAM VM-5P3 7-1 BLOCK DIAGRAM -17-...

  • Page 25: Functional Block Description

    7. BLOCK DIAGRAM VM-5P3 7-2 FUNCTIONAL BLOCK DESCRIPTION 1 Input amplifier The input signal is converted to a signal level appropriate to the internal circuit. Simultaneously, a low pass filter is incorporated to reject excessive high-frequency components. 2 Output amplifier Buffer amplifier for monitor output/pulse output from the BNC connector on the monitor front panel and to the terminal block on the rear panel.

  • Page 26: Operating Method

    8. OPERATING METHOD VM-5P3 8-1 WITHDRAWAL OF UNIT As the used to set the specification are located on the main board of the unit, it is necessary to pull out the unit when changing the specification. When puling out the unit, follow the procedure described below and observe precautions so as not to cause any accident when conducting this work.
  • Page 27 8. OPERATING METHOD VM-5P3 8-2-1 CHECKING THE SWITCH In order to check the switch setting on the board, it is necessary to pull out the unit from the instrument rack. Withdraw the unit in accordance with item 8-1 “WITHDRAWAL OF UNIT”. •...
  • Page 28 8. OPERATING METHOD VM-5P3 Part Schematic Parameter Set status diagram Waveform shaping hysteresis is set to 0.1V with the short pin located at 0.1. Waveform shaping hysteresis is set to 0.2V with the short pin located at 0.2. 2CH Waveform shaping hysteresis Waveform shaping hysteresis is set to selection...
  • Page 29 8. OPERATING METHOD VM-5P3 Part Schematic Parameter Set status diagram No OK alarm contact is output even when the input on the 1CH side becomes 1CH selection of abnormal with the short pin shorting the abnormal input alarm “OFF” side. function ON/OFF.

  • Page 30: Setting The Phase Marker

    8. OPERATING METHOD VM-5P3 8-3 SETTING THE PHASE MARKER 8-3-1 PHASE MARKER The VM-5P3 phase marker unit can input a reference signal of 1 pulse/revolution which is output from the VK driver or RD tacho-driver and also output the signal to the outside after being waveform-shaped.
  • Page 31 8. OPERATING METHOD VM-5P3 8-3-2 SHAPE OF PROJECTION OR KEY WAY In order to obtain the pulse input signal (one pulse / revolution) corresponding to revolutions from the sensor, a projection on or key way in the shaft is required. Note that no appropriate trigger pulse is generated, causing malfunction depending of the shape of this target for detecting the revolution signal.
  • Page 32 8. OPERATING METHOD VM-5P3 • When the target shifts in the axial direction caused by differential expansion, add the amount of target shift to the “D” value to consider so that the target surface is not Mandatory dislocated from the sensor. •...
  • Page 33 8. OPERATING METHOD VM-5P3 8-3-4 SETTING THE TRIGGER MODE (1) Remove the unit from the rack. • Do not pull out the face plate during operation. Will cause damage and malfunctioning of the instrument. Prohibition • Do not pull out the unit with the power turned on. Will cause damage and malfunctioning of the instrument.
  • Page 34 8. OPERATING METHOD VM-5P3 8-3-5 SELECTING THE POLARITY OF THE OUTPUT PULSE It is possible to select whether the voltage of the pulse output is set to the High level (+5V) or on the contrary to the Low level (0V) when the absolute input signal exceeds the trigger level by changing the jumper switch setting.
  • Page 35 8. OPERATING METHOD VM-5P3 8-3-6 SETTING THE WAVEFORM SHAPING HYSTERESIS 8-3-6-1 Determination of hysteresis Any one of 0.1V, 0.2V, 0.5V and 1V can be selected by the switch on the board. But may have to be changed if any of the following conditions apply. •...
  • Page 36 8. OPERATING METHOD VM-5P3 8-3-6-2 HYSTERESIS SETTING (1) Remove the unit from the instrument rack. • Do not pull out the face plate during operation. Will cause damage and malfunctioning of the instrument. Prohibition • Do not pull out the unit with the power turned on. Will cause damage and malfunctioning of the instrument.
  • Page 37 8. OPERATING METHOD VM-5P3 8-3-7 DETERMINING THE TRIGGER LEVEL (1) Check the contents of item 8-3-2 from item 8-3-6. (2) Warm up the unit for more than 15 minutes after turning on the power supply. (3) Connect an oscilloscope to the monitor output terminals (BNC connector) at the front of the unit.
  • Page 38 8. OPERATING METHOD VM-5P3 8-3-8 TRIGGER LEVEL SETTING • Only when set to the manual trigger mode, the trigger level can be changed. Caution The voltage to indicate the trigger level is output from the TRIGGER set value check terminal on the front panel.

  • Page 39: Alarm Reset Mode Setting

    8. OPERATING METHOD VM-5P3 8-4 ALARM RESET MODE SETTING The OK alarm contact output, one of the two types can be selected: the automatic reset type which automatically resets the alarm when the OK alarm contact output is released fro the alarm state or the self-hold type which holds the alarm output until the RESET signal is input.
  • Page 40 8. OPERATING METHOD VM-5P3 8-4-2 ALARM RESET METHOD In order to reset the alarm, it is necessary to input the RESET signal to the rear terminal board of the instrument rack. The alarm can be reset only with the alarm set to the self-hold type. In addition, no reset function is activated when the signal level is in the alarm state.

  • Page 41: Alarm Relay Mode Setting

    8. OPERATING METHOD VM-5P3 8-5 ALARM RELAY MODE SETTING As the OK alarm contact output, either the energized alarm (normally de-energized) or the de-energized alarm (normally energized) can be selected. This selection is made by the jumper switch on the main board. (1) Remove the unit from the instrument rack.

  • Page 42: Setting Abnormal Input Alarm Function On/Off

    8. OPERATING METHOD VM-5P3 8-6 SETTING ABNORMAL INPUT ALARM FUNCTION ON/OFF Prior to factory shipment, the phase marker unit is set so that no OK alarm contact is output even in the abnormal state such as the phase marker signal input not connected. The phase marker unit detects the abnormal phase marker signal for each channel to be able to output the OK alarm contact output when the alarm occurs in any one of the channels.

  • Page 43: Recommended Maintenance Equipment

    9. MAINTENANCE AND INSPECTION VM-5P3 In order to check the soundness of this unit, it is strongly recommended that items for maintenance or inspection described later be checked every time a periodic inspection is conducted for each plant. Even when the periodic inspection cannot be conducted, conduct maintenance or inspection at least once every 3 years.

  • Page 44: Monitor Output Or Pulse Output

    9. MAINTENANCE AND INSPECTION VM-5P3 9-2 CHECKING THE OPERATION OF MONITOR OUTPUT OR PULSE OUTPUT In this section, it is checked that the monitor and pulse signals are normally output and also signal processing such as waveform shaping made in the internal circuit is correctly performed. •...
  • Page 45 9. MAINTENANCE AND INSPECTION VM-5P3 9-2-2 CHECKING THE OPERATION (1) Changing the trigger mode Change the trigger mode to the auto-trigger mode. For details on procedures for changing the trigger mode, see item 8-3. (2) Inputting the signal Input any of the following signals from the function generator. Item Set value Amplitude...

  • Page 46: Checking The Operation Of The Input Abnormal Alarm

    9. MAINTENANCE AND INSPECTION VM-5P3 9-3 CHECKING THE OPERATION OF THE INPUT ABNORMAL ALARM In this section, check that the OK alarm is correctly displayed and the contact signal is correctly output. • The machine is not protected. No monitoring can be made during operation check. Warning •...
  • Page 47 9. MAINTENANCE AND INSPECTION VM-5P3 9-3-2 CHECKING THE OPERATION (1) Setting the unit Set the abnormal input alarm function ON/OFF switches (J4A and J4B) to the “ON” positions. For details on the setting, see item 8-6. (2) OK (abnormal input) alarm set values The abnormal input alarm is output when the voltage of the phase marker signal input to the unit approaches -1.4V or more (approaches 1V).

  • Page 48: Replacement Of Aluminum Electrolytic Capacitor

    9. MAINTENANCE AND INSPECTION VM-5P3 9-4 REPLACEMENT OF ALUMINUM ELECTROLYTIC CAPACITOR Each aluminum electrolytic capacitor is a part with a fixed service life. Its life differs depending on the operating condition of the monitor unit. If it is used at room temperature, it is recommended that its deterioration be checked once every 5 years and then be replaced with a new electrolytic capacitor as preventive maintenance.

  • Page 49: Troubleshooting

    If any problem arises when this phase marker is used, refer to the following table to take any necessary remedy. If no good result is obtained after the necessary remedy is taken or any other problem not described in the following table arises, contact your nearest SHINKAWA sales office or sales agent.
  • Page 51 In the event that a Shinkawa engineer needs to be dispatched for repair purposes during the warranty period, the cost of the repairs will be borne by Shinkawa Electric ; however, the travel expenses shall be charged in accordance with our policies.
  • Page 52 Hiroshima Factory 4-22 Yoshikawa-kogyodanchi, Higashi-hiroshima 739-0153, Japan Tel. +81-82-429-1118 Fax. +81-82-429-0804 [Field support & Repair Dept] E-Mail : service@sst.shinkawa.co.jp...

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