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Shinkawa WK Series Instruction Manual

2-wire vibration transmitter
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WK
SERIES
WK- 142 K
2-WIRE VIBRATION TRANSMITTER
INSTRUCTION MANUAL
MANUAL NO. 20101E2.6
Published in Jul. 2001
Revised in Aug. 2008

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Summary of Contents for Shinkawa WK Series

  • Page 1 MANUAL NO. 20101E2.6 Published in Jul. 2001 Revised in Aug. 2008 SERIES WK- 142 K 2-WIRE VIBRATION TRANSMITTER INSTRUCTION MANUAL...
  • Page 2 For Use in Safety..Thank you for your using our WK Series Transmitter. SHINKAWA Sensor Technology applies strict quality control and inspections to ensure the high reliability of its products. The WK Series Transmitter Instruction Manual contains descriptive information , specifications, principle of operation, installation procedures and field wiring.
  • Page 3 FOREWORD 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 FOREWORD ■ EMC(Electro-magnetic compatibility) The EMC of WK series transmitter 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. For the above reason, when operating the system, please observe the following CAUTION.
  • Page 6 FOREWORD ■ Noise filter Noise transmitted through in each cable may be rejected to some extent by inserting a ferrite core in the cable (note 1). If the cable passes through noisy surroundings, it is recommended that such a noise prevention device is used. (note 1) ZCAT3050-1330 : TDK...

  • Page 7: Table Of Contents

    TABLE OF CONTENTS FOREWORD GENERAL INFORMATION 1.1 GENERAL -------------------------------------------------------------------------------------- 1.2 RECEIVING INSPECTION ------------------------------------------------------------------ 1.3 STORING ---------------------------------------------------------------------------------------- SPECIFICATIONS 2.1 STANDARD SPECIFICATIONS ---------------------------------------------------------- 2.2 OUTLINE DRAWING AND MODEL CODE --------------------------------------------- INSTALLATION 3.1 SYSTEM COMBINATION ------------------------------------------------------------------ 3.2 SENSOR INSTALLATION CONSIDERATIONS ------------------------------------- 3.3 RELATION BETWEENTARBGET SHAPE AND SENSOR ------------------------- 3.4 EFFECT OF INSTALLING CONDITIONS ----------------------------------------------- 3.5 WK TRANSMITTER INSTALLATION --------------------------------------------------- INTERCONNECTION...

  • Page 8: General Information

    When the unit is received, inspect it for damage suffered in transport and check whether it is the item you ordered. In the unlikely event that it was damaged in transport or does not function according to specifications, please contact the SHINKAWA Office or dealer nearest you. 1.3 STORING Store the unit under the ambient conditions given in the specification.

  • Page 9: Specifications

    2. SPECIFICATIONS 2.1 STANDARD SPECIFICATIONS SPECIFICATIONS NOTICE 1. CALIBRATION MATERIAL Current Output MODEL WK-142K 2-wire Vibration Transmitters are calibrated with 4 to 20mA 0 to 100µm pk-pk JIS SCM440 (AISI 4140 equivalent) flat surface (more than 15 mm OUTPUT RANGE 0 to 125µm pk-pk dia.).

  • Page 10: Outline Drawing And Model Code

    2. SPECIFICATIONS 2.2 OUTLINE DRAWING AND MODEL CODE 2.2.1 WL SENSOR 1) OUTLINE DRAWING Coaxial Flexible armor connector Thread Sensor tip Coaxial cable Jam nut Wrench flat. (0.12) (0.20) (0.13) L3 +30% - 0% Dimensions : mm (inch) 2) MODEL CODE WL-142K05 / NB1 Armor...
  • Page 11 2. SPECIFICATIONS 2.2.3 WK TRANSMITTER (2.76) 1) OUTLINE DRAWING Name plate Logo Gap out Sensor Input Connector Power / Output Gap out (0.354) φ Model code and Ser.No. (0.169) (3.94) DIN Mounting Clips Insulator Dimensions:mm (inch) (Option) 2) MODEL CODE / NB1 /DNC/ CEM WK-142K System Cable length...

  • Page 12: Installation

    3. INSTALLATION 3.1 SYSTEM COMBINATION WL Sensor WW Extension WK Transmitter WL Sensor WW Ex. Cable System length WK Transmitter 0.5m 4.5m WK-142K1 0.5m 6.5m WK-142K2 1.0m 4.0m WK-142K1 WK-142K 1.0m 6.0m WK-142K2 System Combination 5.0m None WK-142K1 7.0m None WK-142K2 3.2 SENSOR INSTALLATION CONSIDERATIONS The system provides a linear range of 1.4 mm (a gap of 0.3 to 1.7 mm between sensor and target) and is calibrated...

  • Page 13: Relation Betweentarbget Shape And Sensor

    3. INSTALLATION 3.3 RELATION BETWEEN TARGET SHAPE AND SENSOR Mounting Plate Target 5 mm d>15mm no effect X>7.5mm no effect Casing Target d>50mm no effect Mounting Plate X>7.5mm no effect 3.4 EFFECT OF INSTALLING CONDITIONS Mounting Plate Mounting Plate Target Target Distance X>8mm Distance X>8mm...
  • Page 14 3. INSTALLATION The installing effect are as shown below. a) to c) Output(V) d) to f) Distance(µm) Dead zone As the above results show, it is most preferable to install the sensor as shown in a) to c). However if the sensor is required to be installed as shown in d) to f), calibration in installed conditions is necessary.

  • Page 15: Wk Transmitter Installation

    3. INSTALLATION 3.5 WK TRANSMITTER INSTALLAION • Make sure to install and fix the transmitter. When installing the transmitter, avoid a place with high vibration, instability, high temperature and much moisture as well as high-density corrosive materials. 3.5.1 INSTALLATION WITH SCREWS Install and fix with screws using each hole at the four Screw corners as shown in dextral figure.

  • Page 16: Interconnection

    Then connect the connector and tighten. (SHINKAWA Electric recommends to take up the surplus length of the extension cable by winding it into a cable box. If the excessive extension cable needs to be accommodated in the housing for some unavoidable reasons, do not push it forcibly in the housing, and also do not cut it.)

  • Page 17: Connection Of Signal Transmitter Cable

    4. INTERCONNECTION 4.3 CONNECTION OF SIGNAL TRANSMITTER CABLE • For interconnection between the WK transmitter and other equipment, make sure to use 2-core shielded cables or pair shielded standard 2-wire instrument cables, since the signal transmitted is weak. CAUTION Do not use unshielded cables or non-pair shielded multicore cables as the measured values could be affected by external noise.

  • Page 18: Wiring

    4. INTERCONNECTION 4.4 WIRING OPERATING REGION (Ω) 1000 The loop resistance is the total resistance of the power supply output, the receiver, field wiring, and any other devices placed in the loop. Use following equation to determine the maximum loop resistance: -12) Ω...
  • Page 19 4. INTERCONNECTION Cable Shield * Common (Ground) Cable Shield * Power Supply = 17 to 35 VDC * Recommended wiring is shielded. Twisted pair. 1.0 mm (18 AWG) (ordered separately) Common (Ground) Max. length = 1 km (0.62 miles) Use the following wiring diagrams to connect to the GAP OUT terminals, Battery Powered Test Equipment (Non-grounding type equipment) With 1 MΩ...

  • Page 20: Calibration

    5. CALIBRAION 5.1 CALIBRATION Do not change. Manufacturer use only. Remove name plate. ZERO Adjust Potentiometer Refer to 5.1.1 SPAN Adjust Potentiometer Refer to 5.1.2 Test Signal Input Pin Refer to 5.1.2 5.1.1 ADJUST ZERO POTENTIOMETER 1) Set a gap between sensor and target in 1.0 milimeters. 2) Adjust zero potentiometer with no test signal.

  • Page 21: Maintenance/Inspection

    6. MAINTENANCE / INSPECTION The following is a description of maintenance and inspection procedures for this unit. 6.1 PERIODIC INSPECTION In order to maintain the performance and secure system stability of this unit, carry out the periodic inspection once a year. The following is the inspection items.

  • Page 22: Troubleshooting

    6. MAINTENANCE / INSPECTION 6.2 TROUBLESHOOTING TROUBLE PROBABLE CAUSE CHECK COUNTERMEASURES Gap output is zero and 1) Power is not supplied. 1) Measure power supply 1) Supply power. no change. voltage. 2) Faulty transmitter. 2) Replace. Gap output does not 1) Sensor is too close to 1) Measure distance.

  • Page 23: Characteristics Data

    7. CHARACTERISTICS DATA STANDARD STATIC CHARACTERISTICS Target material: JIS SCM440 flat (dia. 15mm or more) 0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 GAP(mm) 0.00 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 GAP(mm) -16-...
  • Page 25 ▊ Warranty ▊ The warranty conditions for this unit are as follows. 1. Warranty conditions for newly delivered products. The warranty period for the delivered product is 3 years (1 year for special products and software) from the time of shipment from our factory. If a failure occurs in the delivered product due to our fault during this warranty period, we will take responsibility for the replacement/repair of that product.
  • Page 26 Hiroshima Factory 4-22 Yoshikawa kogyodanchi, Higashihiroshima 739-0153 Japan Tel. +81-82-429-1118 (representative) Fax. +81-82-429-0804 [Service department] Email service@sst.shinkawa.co.jp...

This manual is also suitable for:

Wk-142k

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