Melec GDB-5K40 Instruction Manual
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Melec GDB-5K40 Instruction Manual

Stepping motor driver
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５-phase Stepping Motor Driver
GDB-5K40
Instructions Manual
(For designers' use)
Please ensure to read and understand this
Instructions Manual before using the product.
Please keep this Instructions Manual at hand
so that it is always available for reference.
MN0374-2

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  • Page 1 ５-phase Stepping Motor Driver GDB-5K40 Instructions Manual (For designers' use) Please ensure to read and understand this Instructions Manual before using the product. Please keep this Instructions Manual at hand so that it is always available for reference. MN0374-2...
  • Page 2 Instructions Manual Introduction This Instructions Manual describes the safe and proper method of handing "5-phase Stepping Motor Driver GDB-5K40" with emphasis on the specifications, assuming that our readers are engaged in designing of control devices incorporating stepping motors. Please ensure to read and understand this Instructions Manual before using the product.
  • Page 3 GDB-5K40 Instructions Manual Descriptions in this manual on safety matters: This product must be operated and used properly. Otherwise, or when it is operated and used erroneously, unforeseen accidents may occur, causing physical injuries or property damages. Majority of these accidents can be avoided if you are well informed of hazardous circumstances in advance.

  • Page 4: Table Of Contents

    GDB-5K40 Instructions Manual Introduction Descriptions in this manual on safety matters: CONTENTS PAGE １． Safety 1-1. Safety precautions 1-2. Safety Information for Handling ２． Overview 2-1. Characteristics 2-2. Product Configuration 2-3. Appearance ３． Name and Function of Each Section 3-1. Signal I/O Connector（J1）...
  • Page 5 GDB-5K40 Instructions Manual PAGE ８． Maintenance and Check-up 8-1. Maintenance and Check-up 8-2. Troubleshooting ９． Storing and Disposal 9-1. Storing 9-2. Disposal １０． Specifications 10-1. General Specifications 10-2. I/O Signal (1) Example Circuit Connection (2) Drive pulse input (CW,CCW) (3) Maotor excitation stop input (M.F)

  • Page 6: １．Safety

    GDB-5K40 Instructions Manual １．Safety １－１．Safety Precautions WARNING (1) This product is not designed or manufactured for application for equipment requiring high level of reliability such as equipment related to nuclear energy, aeronautics-related equipment, automobiles, ships, medical appliances directly handling the human body and equipment that might seriously affect properties.

  • Page 7: Safety Information For Handling

    GDB-5K40 Instructions Manual １－２．Safety Information for Handling ●Overall: CAUTION Do not touch the driver during operation or immediately after stopping. it may cause burn on the skin due to overheating of the driver. ●When setting up the MOTOR SELECT switch:...
  • Page 8 GDB-5K40 Instructions Manual ●When setting up the PULSE INPUT TYPE SELECT switch: CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of the motor. Ensure correct setting. ●When setting up the ROTATE MODE SELECT switch:...
  • Page 9 GDB-5K40 Instructions Manual ●When inputting power: CAUTION Breakage of the machine or injury is apprehended due to unexpected behavior of the motor. Maintain the state where emergency stop is enabled at any time. ●When inputting the motor excitation stop (M.F) signal:...

  • Page 10: ２．Overview

    Instructions Manual ２．Overview ２－１．Characteristics GDB-5K40 is a driver for a 5-phase stepping motor with DC +24V input. It can drive a 5-phase stepping motor with 0.35A/phase～1.4A/phase. Step angles can be selected from eighteen step angles ranging from 1 division to 8000 division of the basic angle.

  • Page 11: ３．Name And Function Of Each Section

    GDB-5K40 Instructions Manual ３．Name and Function of Each Section ３－１．Signal I/O Connector（Ｊ１） DRIVER CW drive pulse signal input terminal ●Directs the motor to operate CW. CCW drive pulse signal input terminal CCW+ ●Directs the motor to operate CCW. CCW- Motor excitation stop signal input terminal M.F+...

  • Page 12: Dc Input/Motor Output Connector（J2, J3)

    GDB-5K40 Instructions Manual ３－２．DC Input/Motor Output Connector（Ｊ２，Ｊ３） DRIVER DC+24V DC+ 1 DC input terminal 0V DC- 2 ●Power input terminal. DC power supply is connected. BLK 1 GRN 2 ORN 3 Motor output terminal ●Outputs current to drive the motor.

  • Page 13: Operating Section

    GDB-5K40 Instructions Manual ３－５．Operating Section DRIVER DRIVER (O N⇔O FF ) Name of Operating Section Function Factory Setting DRIVE CURRENT SELECT switch Select DRIVE CURRENT. 〔No.F〕 〔No.8〕 HOLD CURRENT SELECT switch Select HOLD CURRENT. 〔No.1〕 STEP ANGLE SELECT switch Select a step angle.
  • Page 14 GDB-5K40 Instructions Manual DRIVER Name of Operating Section Function Factory Setting RM4:〔OFF〕 ROTATE MODE SELECT switch 4 Select ROTATE MODE RM3:〔OFF〕 ROTATE MODE SELECT switch 3 Select ROTATE MODE RM2:〔OFF〕 ROTATE MODE SELECT switch 2 Select ROTATE MODE RM1:〔OFF〕 ROTATE MODE SELECT switch 1 Select ROTATE MODE OP4:〔OFF〕...

  • Page 15: ４．Setting

    GDB-5K40 Instructions Manual ４．Setting ４－１．Setting MOTOR SELECT switch CAUTION Erroneous setting may cause burn on the skin due to overheating of the motor. Ensure correct setting. Set this switch with power OFF. Use it with [OFF]. -15-...

  • Page 16: Setting Step Table Switch And Step Angle Select Switch

    GDB-5K40 Instructions Manual ４－２．Setting STEP TABLE switch and STEP ANGLE SELECT switch CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of motor. Ensure correct setting. The step angle is set up with the S.T SEL switch and the STEP SEL switch.

  • Page 17: Setting Hold Current Select Switch

    GDB-5K40 Instructions Manual ４－３．Setting HOLD CURRENT SELECT switch CAUTION A high setting value may cause burn on the skin due to overheating of the motor. Do not select a high value beyond the required. HOLD CURRENT is set up with the HOLD I. SEL switch.

  • Page 18: Setting Drive Current Select Switch

    GDB-5K40 Instructions Manual ４－４．Setting DRIVE CURRENT SELECT switch CAUTION A high setting value may cause burn on the skin due to overheating of the motor. Do not select a high value beyond the required. DRIVE CURRENT is set up with the DRIVE I.SEL switch.

  • Page 19: Setting Pulse Input Type Select Switch

    GDB-5K40 Instructions Manual ４－５．Setting PULSE INPUT TYPE SELECT switch CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of the motor. Ensure correct setting. Pulse input method is set up with the SPI SEL switch.

  • Page 20: Setting Hold Switching Time Select Switch

    GDB-5K40 Instructions Manual ４－６．Setting HOLD SWITCHING TIME SELECT switch DRIVE/ HOLD CURRENT automatic switching time is set up with the DHT SEL switch. (1) Set the DHT SEL [DH1/DH2] switch. DRIVE/ HOLD Switching DHT SEL Time DH2(16ms) DH1(150ms) (Fuctory setting)

  • Page 21: Setting Rotate Mode Select Switch

    GDB-5K40 Instructions Manual ４－７．Setting ROTATE MODE SELECT switch CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of motor. Ensure correct setting. ROTATE MODE is set up with the RM SEL switch. Set this switch with power OFF.

  • Page 22: Setting Extend Function Select Switch

    GDB-5K40 Instructions Manual ４－８．Setting of the EXTEND FUNCTION SELECT switch CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of motor. Ensure correct setting. Set this switch with power OFF. (1) Turn power [OFF].

  • Page 23: ５．Installation

    GDB-5K40 Instructions Manual ５．Installation ５－１．Conditions for Installation WARNING Overheating may cause fire. Mount it on a noncombustible member. Keep it away from combustibles. (1) Designed for incorporating into equipment used indoors, this product requires to be installed in the following environment: ●Indoors (where it is not exposed to direct sun).

  • Page 24: Mounting Method

    GDB-5K40 Instructions Manual ５－２．Mounting Method The round holes on the main frame are used. The following items are required: ● M-3 screw (8mm or more in length): ● M-3 spring washer: ● M-3 flat washer: (1) Fix the product at the two round holes on the main frame.

  • Page 25: ６．Connection

    GDB-5K40 Instructions Manual ６．Connection ６－１．Overview of Connection Configuration DC Power Supply MOTOR 0V(GND) DC+24V User Controller Twisted pair wire CCWP CCW+ CCWP CCW- +COM M.F+ M.F- P.O+ P.O+ P.O- P.O- O.H.A+ O.H.A+ DRIVER O.H.A- O.H.A- +COM C.S+ C.S- ●Connect only one motor to one driver.
  • Page 26 GDB-5K40 Instructions Manual ６－２．Connecting Signal I/O Connector（Ｊ１） The following items are required: ●Housing for J1 (51103-1200:Molex) One unit ●Contact for J1 (50351-8100:Molex) 12 contacts ●Manually operated crimping tool One unit for AWG28-22(57295-5000:Molex) (1) Crimp the contact to the cable used for wiring.
  • Page 27 GDB-5K40 Instructions Manual ６－３．Connecting DC Input/Motor Output Connector（Ｊ２，Ｊ３） CAUTION Erroneous connection may cause breakage of the motor or the driver. Correctly connect the DC Input/Motor output connector. The following items are required: ●Housing for J2 (51067-0200:Molex) One unit ●Housing for J3 (51067-0500:Molex) One unit ●Contact for J2,J3 (50217-9101:Molex)
  • Page 28 GDB-5K40 Instructions Manual 〔Motor output Connector〕 〈Crimping〉 〈Connection〉 〈Insertion〉〈Wiring〉 DRIVER Contact Housing for J3 (0.3mm or more, Leads of the motor 5m Max.) BLK 1 Violet/Blue GRN 2 Red/Gray ORN 3 MOTOR Black/Yellow RED 4 White/Orange BLU 5 Green/Brown 〈Crimping〉...

  • Page 29: Inputting Power

    GDB-5K40 Instructions Manual ６－４．Inputting Power CAUTION Breakage of the machine or injury is apprehended due to unexpected behavior of the motor. Maintain the state where emergency stop is enabled at any time. (1) Input the DC power supply (DC+24V) in the cable that connected to No.1 and No. 2 terminals of J2.

  • Page 30: ７．Confirmation Of Setting And Connection

    GDB-5K40 Instructions Manual ７．Confirmation of Setting and Connection ７－１．Check Points This product requires different switch setting and motor wiring depending on the motor used. Check if the switch setting and the motor wiring are correctly performed. Check Points Check Remarks...

  • Page 31: ８．Maintenance And Check-Up

    GDB-5K40 Instructions Manual ８．Maintenance and Check-up ８－１．Maintenance and Check-up WARNING Injury or fire is apprehended due to unexpected behavior. Do not replace fuse. Do not disassemble, repair or modify. (1) As for maintenance inspections the engineer of the specialty shall do it.

  • Page 32: Troubleshooting

    GDB-5K40 Instructions Manual ８－２．Troubleshooting Trouble Check Item Assumed Cause 1. POWER LED does not ・Connection of power supply. ・Wiring error with power come on. supply. ・Value of power voltage. ・Power voltage failure. ・Driver failure. 2. The motor is not excited. ・Connection of the motor to ・Wiring error with the motor...
  • Page 33 GDB-5K40 Instructions Manual Trouble Check Item Assumed Cause 4. The motor steps out ・Starting pulse speed. ・Starting pulse signal speed during acceleration. is too high. ・Acceleration time. ・Acceleration time is too short. 5. The motor generates ・Setting of the MOTOR SELECT ・Wrong setting for the MOTOR excessive heat.

  • Page 34: ９．Storing And Disposal

    GDB-5K40 Instructions Manual ９．Storing and Disposal ９－１．Storing (1) Keep the product in the following environment: ●Indoors (where it is not exposed to direct sun). ●Where ambient temperature and humidity are controlled within the range set out in the specifications. ●Where there is no explosive, corrosive or inflammable gas.

  • Page 35: １０．Specifications

    GDB-5K40 Instructions Manual １０．Specifications １０－１．General Specifications DC+24V *1 (Ripple voltage P-P 2.0V or less) ● Rated input current : 〔DRIVE I.SEL ⇒ No.F set up〕 Supply Power at DRIVE DC+24V: 2.0A ● Rated input current : 〔HOLD I.SEL ⇒ Approx. 40％ set up〕...

  • Page 36: Example Circuit Connection

    GDB-5K40 Instructions Manual １０－２．I/O Signal (1) Example Circuit Connection Example connection (J1) DRIVER of the user controller 300Ω 26LS31 Photo-coupler CCWP CCW+ 300Ω CCWP CCW- 26LS31 Photo-coupler （source type） （sink type） +COM M.F+ 1.3kΩ M.F- Photo-coupler P.O+ P.O+ Photo-coupler P.O- P.O-...

  • Page 37: (2) Drive Pulse Input（Cw, Ccw

    GDB-5K40 Instructions Manual (2) Drive pulse input（CW, CCW） DRIVER (J1) ① Operating current range : 5mA〜14mA The photo‑coupler turns on with 300Ω inter‑terminal voltage of 3.1V〜5.5V. (Photo‑coupler diode V ≒ 1.5V) CW‑ Photo‑coupler ② Timing chart CCW+ 300Ω CCW‑ Photo‑coupler [To the line driver 26LS31］ Maximum response frequency t1，t2，tf，tr，t3，t4 Divisions (at 50% duty) 1/1,1/2 t1≧5μs，t2≧5μs，tf,tr≦1μs，t3≧10μs，t4＞10μs 100kHz Other setting t1≧0.5μs，t2≧0.5μs，tf,tr≦1μs，t3≧1μs，t4＞1μs 1MHz  ● The shaded area (      ) indicates light emission from the photo‑coupler, and the motor is driven at the rising edge ( ↗). "t4" greatly varies according to the inertial moment including that of the motor.

  • Page 38: Maotor Excitation Stop Input (M.f)

    GDB-5K40 Instructions Manual (3) Motor excitation stop input（M.F） CAUTION Deterioration of the holding power with the motor may cause breakage of the machine or injury. Check safety before inputting. ① Operating current range : 2.6mA～19.5mA DRIVER (J1) The photo-coupler turns on with inter-terminal voltage of 4.5 V～26.4 V.

  • Page 39: Phase Signal Output (P.o)

    GDB-5K40 Instructions Manual (4) Phase signal output（P.O） ① Output current a. I ≦6mA, V ＜2V CE(sat) b. I ≦2mA, V ≦0.6V DRIVER CE(sat) (J1) ≦30V P.O+ P.O- Photo-coupler ● In case of the excitation home position, the signal is output.

  • Page 40: (5) Overheat Alarm Signal Output And Overheat Alarm Led（O.h.a

    GDB-5K40 Instructions Manual (5) Overheat alarm signal output and overheat alarm LED（O.H.A） WARNING Overheating may cause fire. Stop operation upon output of this signal. WARNING Overheating may cause fire. Stop operation when this LED comes on. ① Output current a. I ≦6mA, V...

  • Page 41: (6) Step Angle Switch Input（C.s

    GDB-5K40 Instructions Manual (6) Step angle switch input（C.S） ① Operating current range : 2.6mA～19.5mA (J1) DRIVER The photo-coupler turns on with inter-terminal voltage of 4.5 V～26.4 V. C.S+ 1.3kΩ (Photo-coupler diode V ≒ 1.1 V) C.S- Photo-coupler ● Step angle division is switched to 20 divisions of the basic angle with the photo-coupler ON.

  • Page 42: Dimensions

    GDB-5K40 Instructions Manual １０－３．Dimensions （Unit：mm） -42-...

  • Page 43: Applicable Motors

    GDB-5K40 Instructions Manual １０－４．Applicable Motors (1) GDB-5K40 can drive a 5-phase stepping motor with 0.35A/phase～1.4A/phase. ① Examples of applicable motors Setting Setting Setting RM SEL Torque Data Current SANYO DENKI Co., LTD. DRIVE I.SEL MOTOR SEL switch (A/phase) Fig. No.

  • Page 44: Torque Characteristics

    GDB-5K40 Instructions Manual １０－５．Torque Characteristics (1) Representations in the torque characteristics table are made in terms of the -１ motor rotation (s ) vs. torque (N・m). -１ Motor rotation (s ) and drive pulse frequency (Hz) are converted as follows: 360°...
  • Page 45 GDB-5K40 Instructions Manual Fig.1 GDB-5K40 DRIVE I.SEL = No8 103F3515-7441(7411) MOTOR SEL = OFF 0.75A/PHASE RM1,RM2,RM3,RM4 = ON, OFF, OFF, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) 0.10 HOLD 40% = 0.032N・m 0.08 PULLOUT TORQUE 0.06 0.04 0.02 DRIVER INPUT CURRENT 0.00 0.01...
  • Page 46 GDB-5K40 Instructions Manual Fig.2 GDB-5K40 DRIVE I.SEL = No8 103F5508-7241(7211) MOTOR SEL = OFF 0.75A/PHASE RM1,RM2,RM3,RM4 = OFF, ON, OFF, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) HOLD 40% = 0.095N・m PULLOUT TORQUE DRIVER INPUT CURRENT 0.01 MOTOR ROTATION SPEED(s 6000 MOTOR ROTATION SPEED(r/min) 自起...
  • Page 47 GDB-5K40 Instructions Manual Fig.3 GDB-5K40 DRIVE I.SEL = NoF 103F7852-8241(8211) MOTOR SEL = OFF 1.4A/PHASE RM1,RM2,RM3,RM4 = OFF, OFF, ON, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) HOLD 40% = 0.44N・m PULLOUT TORQUE DRIVER INPUT CURRENT 0.01 MOTOR ROTATION SPEED(s 6000 MOTOR ROTATION SPEED(r/min) 自起...
  • Page 48 GDB-5K40 Instructions Manual Fig.4 GDB-5K40 DRIVE I.SEL = No2 PK523PA(B) MOTOR SEL = OFF 0.35A/PHASE RM1,RM2,RM3,RM4 = ON, OFF, OFF, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) 0.10 HOLD 40% = 0.023N・m 0.08 0.06 PULLOUT TORQUE 0.04 0.02 DRIVER INPUT CURRENT 0.00 0.01...
  • Page 49 GDB-5K40 Instructions Manual Fig.6 GDB-5K40 DRIVE I.SEL = No8 PK543-A(B) MOTOR SEL = OFF 0.75A/PHASE RM1,RM2,RM3,RM4 = OFF, ON, OFF, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) 0.20 HOLD 40% = 0.054N・m 0.16 0.12 PULLOUT TORQUE 0.08 0.04 DRIVER INPUT CURRENT 0.00 0.01...
  • Page 50 GDB-5K40 Instructions Manual Fig.7 GDB-5K40 DRIVE I.SEL = NoF PK566H-A(B) MOTOR SEL = OFF 1.4A/PHASE RM1,RM2,RM3,RM4 = OFF, OFF, ON, OFF DRIVER INPUT CURRENT(A) TORQUE(N･m) HOLD 40% = 0.44N・m PULLOUT TORQUE DRIVER INPUT CURRENT 0.01 MOTOR ROTATION SPEED(s 6000 MOTOR ROTATION SPEED(r/min) 自起...

  • Page 51: Conforming To Europe Standards

    GDB-5K40 Instructions Manual １０－６．Conforming to Europe standards (1) Low voltage directive This product is not subject to the EC’s Low Voltage Directive by the following. ・ This product should be installed within an enclosure. ・ For the driver’s power supply, use a DC power supply with reinforced insulation on its primary and secondary sides.

  • Page 52: The Main Parts Which Revised By This Manual

    GDB-5K40 Instructions Manual The main parts which revised by this manual Parts Content 【R1】 P12,25 Change of figure 【R2】 Correct error and add timing chart for each number of divisions ‑52‑...
  • Page 53 Technical Service TEL.(042)664-5382 FAX.(042)666-5664 E-mail s-support@melec-inc.com Sales and Service TEL.(042)664-5384 FAX.(042)666-2031 URL:http://www.melec-inc.com Melec Inc. Control equipment marketing department 516-10,Higashiasakawa-cho,Hachioji-shi,Tokyo 193-0834,Japan This Operating Manual is subject to change without prior notice for the purpose of product improvement. 1911...

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