Melec DB-2620Av1 Instruction Manual
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Melec DB-2620Av1 Instruction Manual

2-phase stepping motor driver
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２-phase Stepping Motor Driver
DB-2620Av1
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.
MN0331-1

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  • Page 1 ２-phase Stepping Motor Driver DB-2620Av1 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. MN0331-1...
  • Page 2 Instructions Manual Introduction This Instructions Manual describes the safe and proper method of handing "2-phase Stepping Motor Driver DB-2620Av1" 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 DB-2620Av1 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

    DB-2620Av1 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 DB-2620Av1 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 (J1) (2) Drive pulse input (CW,CCW) (3) Motor excitation stop input (M.F)

  • Page 6: １．Safety

    DB-2620Av1 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

    DB-2620Av1 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 STEP ANGLE SELECT switch:...
  • Page 8 DB-2620Av1 Instructions Manual ●When installing: WARNING Overheating may cause fire. Mount it on a noncombustible member. Keep it away from combustibles. ●When connecting the DC Input/Motor Output Connectors (J2, J3): CAUTION Erroneous connection may cause breakage of the motor or the driver.

  • Page 9: ２．Overview

    DB-2620Av1 Instructions Manual ２．Overview ２－１．Characteristics DB-2620Av1 is a driver for a 2-phase stepping motor with DC+24V input. Driving　method is unipolar constant current type. It can drive a 2-phase stepping motor of unipolar winding ranging from 0.4A/phase to 2.0/phase. Step angles can be selected from fourteen step angles ranging from 1 division to 32 division of the basic angle.

  • Page 10: Dc Input/Motor Output Connector（J2, J3)

    DB-2620Av1 Instructions Manual ３．Name and Function of Each Section ３－１．Signal I/O Connector（Ｊ１） DB-2620Av1 CW drive pulse signal input terminal ●Directs the motor to operate CW. CCW+ CCW drive pulse signal input terminal ●Directs the motor to operate CCW. CCW- M.F+ Motor excitation stop signal input terminal ●Shuts off output current to drive the motor.

  • Page 11: Power Led

    DB-2620Av1 Instructions Manual ３－３．POWER LED POWER LED(GREEN) comes on upon inputting power. ３－４．Operating Section DB-2620Av1 (ON ⇔OFF) PULSE INPUT TYPE SE LECT switch (SPI SEL) HOLD CURRE NT SELECT switch (HOLD I. SEL) ROTATE C HARACTERISTIC SE LECT switch (R.C SEL)

  • Page 12: ４．Function Set-Up By Use

    DB-2620Av1 Instructions Manual ４．Function Set-up by Use ４－１．Setting 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 STEP SEL switch.

  • Page 13: Setting Hold Current Select Switch

    DB-2620Av1 Instructions Manual ４－２．Setting HOLD CURRENT SELECT switch 注意 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 HOLD I.SEL switch.

  • Page 14: Setting Drive Current Select Switch

    DB-2620Av1 Instructions Manual ４－３．Setting DRIVE CURRENT SELECT switch CAUTION Erroneous setting may cause burn on the skin, injury or damage to the motor due to overheating of the motor. Ensure correct setting. DRIVE CURRENT is set up with the DRIVE I.SEL switch.

  • Page 15: Setting Pulse Input Type Select Switch

    DB-2620Av1 Instructions Manual ４－４．Setting PULSE INPUT TYPE SELECT switch CAUTION Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of motor. Ensure correct setting. Pulse input method is set up with the SPI SEL switch.

  • Page 16: Conditions For Installation

    DB-2620Av1 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 17: Mounting Method

    DB-2620Av1 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 18: Overview Of Connection Configuration

    DB-2620Av1 Instructions Manual ６．Connection ６－１．Overview of Connection Configuration Twist pair wire CCW+ CCWP CCW- CCWP M.F+ +COM M.F- User Controller (N.C) DC power supply DC+24V 0V(GND) A.COM B.COM Motor DB-2620Av1 ●Connect only one motor to one driver. ●Use twisted pair wire for the CW/CCW input signal line.
  • Page 19 DB-2620Av1 Instructions Manual ６－２．Connecting Signal I/O Connector（Ｊ１） The following items are required: ●Housing for J1(171822-6:AMP) One unit ●Contact for J1(170204-4:AMP) 6 contacts ●Manually operated crimping tool One unit for AWG26-20(722560-1:AMP) (1) Crimp the contact to the cable used for wiring.
  • Page 20 DB-2620Av1 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(171822-3:AMP) One unit ●Housing for J3(171822-8:AMP) One unit ●Contact for J2,J3(170204-4:AMP)

  • Page 21: Inputting Power

    DB-2620Av1 Instructions Manual 〔Motor output Connector〕 〈Crimping〉 unipolar winding 〈Insertion〉〈Wiring〉 Contact 〈Connection〉 DB-2620Av1 Housing (0.3mm or more, Leads of the motor for J3 5m Max.) White [Black]（Yellow） A.COM Black [White]（White） B.COM Motor Orange [Brown] (Black) Blue [Orange] (Green) Red [Red]（Red）...

  • Page 22: ７．Confirmation Of Setting And Connection

    DB-2620Av1 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 23: ８．Maintenance And Check-Up

    DB-2620Av1 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 24: Troubleshooting

    DB-2620Av1 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 25: ９．Storing And Disposal

    DB-2620Av1 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 26: １０．Specifications

    DB-2620Av1 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: 2.5A ● Rated input current : 〔HOLD I.SEL ⇒ Approx. 40％ set up〕...

  • Page 27: Example Circuit Connection (J1)

    DB-2620Av1 Instructions Manual １０－２．I/O Signal (1) Example Circuit Connection DB-2620Av1 (J1) Example connection of The user controller 300Ω 26LS31 Photo-coupler CCW+ CCWP 300Ω CCW- CCWP 26LS31 Photo-coupler M.F+ +COM 1.3kΩ M.F- Photo-coupler -27-...

  • Page 28: (2) Drive Pulse Input（Cw, Ccw

    DB-2620Av1 Instructions Manual (2) Drive pulse input（CW, CCW） ① Operating current range：5mA～14mA DB-2620Av1 (J1) The photo-coupler turns on with inter-terminal voltage of 3.1 V～5.5 V. 300Ω (Photo-coupler diode V ≒ 1.5 V) ② Timing chart Photo-coupler 90％ CCW+ 300Ω 10％...

  • Page 29: (3) Motor Excitation Stop Input（M.f

    DB-2620Av1 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 (J1) DB-2620Av1 The photo-coupler turns on with inter-terminal voltage of 4.5 V～26.4 V.

  • Page 30: Dimensions

    DB-2620Av1 Instructions Manual １０－３．Dimensions （Unit：ｍｍ） 10.5 60.5 -30-...

  • Page 31: Applicable Motors

    DB-2620Av1 Instructions Manual １０－４．Applicable Motors ●DB-2620Av1 can drive a 2-phase stepping motor of unipolar winding ranging from 0.4A/phase to 2.0A/phase. Basic Setting Torque Data Current SANYO DENKI CO., LTD. Angle DRIVE I.SEL (A/phase) Fig. No. (°) switch No. Fig.1 □56mm 103H7121-0140(0110) Fig.2...

  • Page 32: Torque Characteristics

    DB-2620Av1 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 33 DB-2620Av1 Instructions Manual Fig.1 Fig.2 DB-2620Av1 DB-2620Av1 DRIVE I.SEL = No.7 (1.0A/PHASE) DRIVE I.SEL = No.7 (1.0A/PHASE) 103H7121-0140(0110) 103H7123-0140(0110) DC24V DC24V 1.0A/PHASE 1.0A/PHASE TORQUE(N･m) INPUT CURRENT(A) TORQUE(N･m) INPUT CURRENT(A) HOLD 40% = 0.15N・m HOLD 40% = 0.35N・m PULLOUT TORQUE PULLOUT TORQUE...
  • Page 34 DB-2620Av1 Instructions Manual Fig.7 Fig.8 DB-2620Av1 DB-2620Av1 DRIVE I.SEL = No.5 (0.8A/PHASE) DRIVE I.SEL = No.7 (1.0A/PHASE) P-PMSA-U42D3M(U42D3MD) P-PMSB-U28DA1(U28DA1D) DC24V DC24V 0.8A/PHASE 1.0A/PHASE TORQUE(N･m) INPUT CURRENT(A) TORQUE(N･m) INPUT CURRENT(A) 0.10 HOLD 40% = 0.14N・m HOLD 40% = 0.018N・m 0.08 PULLOUT TORQUE 0.06...
  • Page 35 DB-2620Av1 Instructions Manual Fig.13 Fig.14 DB-2620Av1 DB-2620Av1 DRIVE I.SEL = No.6 (0.9A/PHASE) DRIVE I.SEL = No.6 (0.9A/PHASE) PKP223U09A2(B2) PKP225U09A2(B2) DC24V DC24V 0.95A/PHASE 0.95A/PHASE TORQUE(N･m) INPUT CURRENT(A) TORQUE(N･m) INPUT CURRENT(A) 0.10 0.20 HOLD 40% = 0.021N・m HOLD 40% = 0.045N・m 0.08 0.16...
  • Page 36 DB-2620Av1 Instructions Manual Fig.19 Fig.20 DB-2620Av1 DB-2620Av1 DRIVE I.SEL = No.9 (1.2A/PHASE) DRIVE I.SEL = No.9 (1.2A/PHASE) PK244-01A(B) PK245-01A(B) DC24V DC24V 1.2A/PHASE 1.2A/PHASE TORQUE(N･m) INPUT CURRENT(A) TORQUE(N･m) INPUT CURRENT(A) HOLD 40% = 0.096N・m HOLD 40% = 0.11N・m PULLOUT TORQUE PULLOUT TORQUE...

  • Page 37: Conforming To Europe Standards

    DB-2620Av1 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 38: The Main Parts Which Revised By This Manual

    DB-2620Av1 Instructions Manual The main parts which revised by this manual Parts Content 【R1】 P9,P31 ・ Driven motor current range from 0.8A/phase to 2.0A/phase → from 0.4A/phase to 2.0A/phase -38-...
  • Page 39 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 1610 for the purpose of product improvement.

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