Oriental motor CSK Series Operating Manual
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Oriental motor CSK Series Operating Manual

High-torque 2-phase stepping motor unit
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High-Torque 2-Phase Stepping Motor Unit
CSK
OPERATING MANUAL
Thank you for purchasing an Oriental Motor product.
This operating manual describes product handling
procedures and safety precautions.
G
Please read it thoroughly to ensure safe operation.
G
Always keep the manual where it is readily available.
Series

Table of Contents

Introduction .................................... Page 3
Main features ................................. Page 3
Checking the product ..................... Page 5
Safety precautions .............................. Page 10
Precautions for use ........................... Page 12
Installation ....................................... Page 14
Location for installation .................. Page 14
Installing the motor ........................ Page 14
Installing a load .............................. Page 16
Installing the driver ........................ Page 18
Connection ....................................... Page 22
Connection examples ..................... Page 22
Connecting the motor .................. Page 24,25
Explanation of I / O signals ............... Page 26
Timing charts ................................. Page 28
Setting ............................................. Page 29
Step angle .................................... Page 30
Pulse input mode ........................... Page 31
Power supply voltage ..................... Page 31
Motor currents .............................. Page 32
Inspection.......................................... Page 42
List of combinations ........................... Page 45
Option ............................................. Page 47
HP-4174-3

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Summary of Contents for Oriental motor CSK Series

  • Page 1: Table Of Contents

    Pulse input mode ……………………… Page 31 Power supply voltage ………………… Page 31 Motor currents ………………………… Page 32 Thank you for purchasing an Oriental Motor product. Inspection…………………………………… Page 42 This operating manual describes product handling Troubleshooting and remedial actions … Page 43 procedures and safety precautions.
  • Page 2 Should you require the inspection or repair of internal parts, contact the Oriental Motor office where you purchased the product. Oriental Motor shall not be liable whatsoever for any patent-related problem arising out of the use of any information, circuitry or equipment mentioned in this document.

  • Page 3: Before Using This Product

    Before using this product This section covers an overview of the Series and explains how to comply with the EC Directives, as well as items included in the package. Introduction Series high-torque 2-phase stepping motor is a unit product consisting of a driver of the open- chassis type, photocoupler I / O specification and a 2-phase stepping motor designed for high-torque operation.

  • Page 4: Compliance With The Ec Directives

    Compliance with the EC Directives If compliance with the European Low-Voltage Directive and EMC Directive is required, the user is advised to take full responsibility for the following measures: The installation conditions that must be satisfied to meet the above directives are as follows: 1.

  • Page 5: Checking The Product

    Checking the product Open the package and confirm that all of the following items are available. Should you find any item missing or damaged, contact the Oriental Motor office where you purchased the product. Check the model number of the unit against the model number on the package label.
  • Page 6 CSK22SG, CSK24SG, CSK26SG Geared type types Motor 1 unit Motor mounting screws 4 pieces CSK22SG type: (M2.5 Cross-recessed pan head screw) CSK24SG type: (M3 Cross-recessed pan head screw) CSK26SG type: (M4 Hexagonal socket head screw) Motor cable 600 mm 1 piece (CSK22SG type only) ∗...
  • Page 7 How to read the model number Standard type CSK 2 6 6 - A P Explanation Name of the series Number of phases : 2 4 : 42 mm square 5: 50 mm square 6 : 56.4 mm square 9 : 85 mm square Motor length A : Single shaft B : Double shaft...
  • Page 8 Names and functions of driver parts This section covers the names and functions of the driver’s respective parts. See the reference page indicated for details on each part. CSD2109-P, CSD2112-P, CSD2120-P Mounting holes I / O power supply connector ( CN1 SIGNAL) Connected to I / O signals and a 24 VDC or 36 VDC power supply.
  • Page 9 CSD2120P2, CSD2130P, CSD2140P, CSD2145P Mounting holes Heat sink Mounting holes Mounting holes Power supply connector ( CN1 POWER) Connected to a 24 VDC power supply. Motor connector ( CN2 MOTOR) Connected to motor leads. I /O connector ( CN3) Connected to I / O signals. Function-setting switches These switches are used to set driver functions.

  • Page 10: Safety Precautions

    Safety precautions This product is designed for incorporation into industrial equipment. Touching the product during operation may result in bodily injury or property damage, since the output shaft is rotating and the surface remains very hot. To prevent bodily injury or damage to the product, be sure the product is handled and operated only by qualified personnel familiar with operations involving electronic equipment.
  • Page 11 Operation Operation Turn off the driver power in the event of a power Use the motor and driver only in the specified failure, otherwise the motor may suddenly start combination. Failure to do so may result in fire when the power is restored and may cause or equipment damage.

  • Page 12: Precautions For Use

    Measuring insulation resistance or conducting to the contact, secure a strong connection using dielectric-strength test with the motor and driver a crimping tool as specified by the connector connected may damage your product. manufacturer. Oriental Motor does not supply crimping tools.
  • Page 13 G Connector installation /removal G Backlash When removing the motor cable of High torque The gear output shaft is subject to backlash of type and CSK22SG, pull it out horizontally 1° to 2°. Backlash refers to the looseness at toward the output shaft. the gear output shaft, as generated when the The motor may be damaged if force is applied input side of the gear is fixed.

  • Page 14: Installation

    Installation This section covers the motor and driver’s installation location and method, as well as the method of installing a load. Installing the motor Warning Installation method Install the motor and driver in an enclosure so that the operator cannot touch them. Direct Install the motor on an appropriate metal plate contact may result in injury.
  • Page 15 Pilot holder Tapped hole Cross-recessed Mounting plate pan head screw (supplied) Spring washer Pilot holder Gearhead-attaching screw Tapped hole NOTE Do not loosen the gearhead-attaching Mounting plate Hexagonal socket screws (4 pieces). head screw (supplied) Spring washer Nominal Tightening Effective Type of Type Tapped hole...

  • Page 16: Installing A Load

    Installing a load When installing a load to the motor, align the centerlines of the motor’s output shaft and load shaft. An optional flexible coupling (sold separately) may be used. G Direct connection via a coupling The centerline of the motor’s output shaft and that of the load shaft must form a single line.

  • Page 17: Overhung Load And Thrust Load

    Overhung load and thrust load The overhung load and thrust load on the motor’s output shaft or gear output shaft must not exceed the allowable values listed below. Allowable overhung loads and thrust loads Overhung load N (kgf ) Thrust load Type Distance from tip of output shaft N (kgf )

  • Page 18: Installing The Driver

    Installing the driver When installing the driver in an enclosure, be sure Mounting the printed circuit board to follow the diagram illustrated below. Mount the printed circuit board to the mounting Provide a minimum clearance of 25 mm in the plate using M3 screws.
  • Page 19 CSD2120P2, CSD2130P CSD2140P, CSD2145P Mount the driver to the mounting plate using M3 screws. G Installation in the horizontal direction M3 screw Mounting plate Hexagonal nut G Installation in the vertical direction M3 screw Mounting plate Hexagonal nut NOTE Do not install equipments generating significant heat or noise in the vicinity of the driver.

  • Page 20: Installing And Wiring In Compliance With The Emc Directive

    Connect a mains filter on the input side of the transformer so as to prevent the noise generated in the driver from being transmitted externally via the power supply line. Oriental Motor recommends the following mains filters based on the results of internal testing: Manufacturer...
  • Page 21 Grounding method When grounding the driver and mains filter, use a cable of the largest possible size and connect to the ground point over the shortest distance so that no potential difference will be generated at the grounded position. The ground point must be a large, thick and uniform conductive surface. Install the motor onto a grounded metal surface.

  • Page 22: Connection

    High torque (excluding CSK26J) type and geared type CSK22SG motors are of the connector type. Use the supplied motor cable. Optional motor cables, connector set and driver cables (sold separately) are available from Oriental Motor. See page 47. Connection examples CSD2109-P, CSD2112-P, CSD2120-P The driver’s power supply voltage can be selected from 24 VDC or 36 VDC.
  • Page 23 Electronics CSK23P, CSK24P 51103-0600 50351-8xxx Molex 57295-5000 An optional connector set (sold separately) are available from Oriental Motor. See page 47. CSD2120P2, CSD2130P, CSD2140P, CSD2145P The driver’s power supply voltage is 24 VDC. Driver 2-Phase stepping motor 24 VDC Motor leads color...

  • Page 24: Connecting The Power Supply, I/O Signals

    CSD2109-P, CSD2112-P, CSD2120-P I/O power supply connector Motor Motor connector Be sure to check the setting of the power supply voltage switch. See page 31. Connecting the power supply, Connecting the motor I/O signals Insert the motor connector into the driver’s motor connector (CN2).
  • Page 25 CSD2120P2, CSD2130P, CSD2140P, CSD2145P Motor connector Motor Power supply I/O connector connector Connecting the power supply Connecting I/O signals Insert the power supply connector into the driver’s Insert the I/O signal connector into the driver’s I/O power supply connector (CN1). connector (CN3).

  • Page 26: Explanation Of I/O Signals

    Explanation of I/O signals CW input Input signals CCW input All driver input signals are photocoupler inputs. The signal state indicates the “ ON : current Motor supplied ” or “ OFF : current not supplied ” status of the internal photocoupler rather than the voltage level of the signal.
  • Page 27 Pulse signal waveform Output signals Input pulse signals having a waveform with All driver output signals are photocoupler/open- sharp rise/ fall edges, as shown below. collector outputs. The signal state indicates the “ ON: current ON: 4.5 to 5 V supplied ”...

  • Page 28: Timing Charts

    Timing charts Motor operation ∗ or more Power input 0.5 s or more 2-pulse input mode CW input ∗ µ 100 s or more CCW input µ 300 s ∗ ∗ ∗ µ µ 100 s or more 100 s or more or more 1-pulse input mode PLS input...

  • Page 29: Setting

    Setting This section covers how to set driver functions and adjust motor currents. You can set the automatic current-cutback function, step angle and pulse input mode or adjust motor currents using the various switches ( jumper sockets ) on the driver. NOTE When changing the setting of a driver function, be sure to turn off the power supply beforehand.

  • Page 30: Automatic Current-Cutback Function

    Automatic current-cutback Step angle function Set the step angle of the motor using the step angle switch ( jumper socket). Set the automatic current-cutback function using the automatic current-cutback function switch CSD2109-P, CSD2112-P, CSD2120-P ( jumper socket). Step angle switch (F/ H) CSD2109-P, CSD2112-P, CSD2120-P Factory setting : ON ( full step) Automatic current-cutback function switch (A.C.D.)

  • Page 31: Pulse Input Mode

    Setting the step angle Pulse input mode Type Full step Half step CSD2109-P, CSD2112-P, CSD2120-P only Standard type Set the pulse input mode using the pulse input High torque type 1.8°/ step 0.9°/ step Geared type ∗ mode switch. High-resolution type 0.9°/ step 0.45°/ step Pulse input mode switch (1P/ 2P)

  • Page 32: Motor Currents

    Motor currents CSD2109-P, CSD2112-P, CSD2120-P Set the motor currents during operation and in the Setting with an ammeter current-cutback state. Connect the driver, motor and DC ammeter. Motor operating current Factory setting : Motor’s rated current 2-phase stepping motor If the load is small and there is sufficient torque, the operating current can be reduced to suppress Driver Motor leads color...
  • Page 33 Motor operating current Set the automatic current-cutback function switch (A.C.D.) to A.C.D. “ ON ” again. Set the step angle to full step. Set the step angle switch (F/ H) to “ ON ”. ON : Enable the automatic current-cutback function ON : Full step This completes the adjustment of the motor operating current.
  • Page 34 CSD2120P2, CSD2130P Motor operating current CSD2140P, CSD2145P Set the step angle to full step. Set the jumper socket for the step angle switch Setting with an ammeter (FULL / HALF) to “ FULL ”. Connect the driver, motor and DC ammeter. 2-phase stepping motor Blue Disable the automatic current-cutback...
  • Page 35 Current-adjusting potentiometer and Motor standstill current current values Set the step angle to full step. The characteristic of motor operating current indicates the output current corresponding to the Set the jumper socket for the step angle switch setting of the potentiometer for adjusting the (FULL / HALF) to “...
  • Page 36 Current adjustment potentiometer The scale values are not displayed on the control. CSD2109-P, CSD2112-P, CSD2120-P CSD2120P2, CSD2130P CSD2140P, CSD2145P Current characteristics are representative values. CSK223P type, CSK223SG type Characteristic of motor operating current Characteristic of motor standstill current 0.95 A/Phase 0.5 A/Phase 0.3 A/Phase Setting of the RUN potentiometer...
  • Page 37 Current characteristics are representative values. CSK233P type Characteristic of motor operating current Characteristic of motor standstill current 1.2 A/Phase 0.6 A/Phase 0.3 A/Phase Setting of the RUN potentiometer Setting of the STOP potentiometer CSK235P type Characteristic of motor operating current Characteristic of motor standstill current 1.2 A/Phase 0.6 A/Phase...
  • Page 38 Current characteristics are representative values. CSK243 type, CSK243SG type, CSK243M type Characteristic of motor operating current Characteristic of motor standstill current 0.95 A/ Phase 0.5 A/Phase 0.3 A/Phase Setting of the RUN potentiometer Setting of the STOP potentiometer CSK244 type, CSK244M type Characteristic of motor operating current Characteristic of motor standstill current 1.2 A/Phase...
  • Page 39 Current characteristics are representative values. CSK258 type Characteristic of motor operating current Characteristic of motor standstill current 2.0 A/ Phase 1.0 A/ Phase 0.5 A/ Phase Setting of the RUN potentiometer Setting of the STOP potentiometer CSK264 type, CSK264SG type, CSK264M type Characteristic of motor operating current Characteristic of motor standstill current 2.0 A/Phase...
  • Page 40 Current characteristics are representative values. CSK296 type Characteristic of motor operating current Characteristic of motor standstill current 4.5 A/Phase 2.3 A/Phase 1.2 A/Phase Setting of the RUN potentiometer Setting of the STOP potentiometer CSK299 type Characteristic of motor operating current Characteristic of motor standstill current 4.5 A/Phase 2.3 A/Phase...
  • Page 41 Current characteristics are representative values. CSK264J type Characteristic of motor standstill current Characteristic of motor operating current 2.0 A / Phase 1.0 A / Phase Setting of the RUN potentiometer Setting of the STOP potentiometer CSK266J type Characteristic of motor standstill current Characteristic of motor operating current 2.0 A / Phase 1.0 A / Phase...

  • Page 42: Inspection

    Inspection It is recommended that the following items be checked regularly after operation. Should an abnormality be noted, discontinue any use and contact your nearest Oriental Motor office. Inspection items Are there any loose motor-mounting screws ? Is the motor bearing (ball bearing) or gearhead generating noise ? Is there offset between the center of the motor’s...

  • Page 43: Troubleshooting And Remedial Actions

    During the motor operation, the motor or driver may fail to operate properly due to incorrect speed setting or wiring. If the motor doesn‘t operate properly, refer to this section and take appropriate action. If the problem persists, contact your nearest Oriental Motor office. Phenomenon...
  • Page 44 Phenomenon Possible cause Remedial action Motor operation is Inappropriately adjusted Return the motor operating current to the factory-set unstable motor operating current value and check the operation If the set current is small, the output torque also becomes small, resulting in unstable operation Poor connection of the pulse Check the controller and driver connections...

  • Page 45: List Of Combinations

    List of combinations Standard type Unit model Motor model Driver model PK243-01A CSK243-AP CSD2109-P PK243-01B CSK243-BP PK244-01A CSK244-AP CSK244-BP PK244-01B CSD2112-P CSK245-AP PK245-01A PK245-01B CSK245-BP PK256-02A CSK256-AP PK256-02B CSK256-BP CSD2120-P PK258-02A CSK258-AP PK258-02B CSK258-BP PK264-02A CSK264-AP CSK264-BP PK264-02B CSK266-AP PK266-02A CSD2120-P PK266-02B CSK266-BP...
  • Page 46 Unit model Motor model Driver model CSK264JAP PK264JA PK264JB CSK264JBP PK266JA CSK266JAP PK266JB CSK266JBP CSD2120P2 PK267JA CSK267JAP PK267JB CSK267JBP PK269JA CSK269JAP CSK269JBP PK269JB High-resolution type Driver model Unit model Motor model PK243MA CSK243MAP CSD2109-P PK243MB CSK243MBP CSK244MAP PK244MA CSK244MBP PK244MB CSD2112-P CSK245MAP PK245MA...
  • Page 47 Option Motor cable Used for connecting the motor of the High torque type (excluding CSK26J) or geared type CSK22SG. Model Length Applicable type LC2U06A 0.6 m CSK22P, CSK22SG type LC2U10A LC2U06B 0.6 m CSK23P, CSK24P type LC2U10B Connector set Used for connecting the motor of the High torque (excluding CSK26J ) or geared type CSK22SG. The items are not included and must be provided by the customer.
  • Page 48 Please contact your nearest ORIENTAL MOTOR office for further information. TAIWAN ORIENTAL MOTOR CO., LTD. ORIENTAL MOTOR U.S.A. CORP. Tel:(02)8228-0707 Fax:(02)8228-0708 Technical Support Line Tel:(800)468-3982 SINGAPORE ORIENTAL MOTOR PTE. LTD. Available from 7: 30 AM to 5:00 PM, P.S.T. Tel:(6745)7344 Fax:(6745)9405 E-mail : techsupport@orientalmotor.com...

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