Melec DB-2620Av1 Instruction Manual Download Page 1

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２-phase Stepping Motor Driver

DB-2620Av1

Instructions Manual

(For designers' use)

MN0331

-1

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.

Summary of Contents for DB-2620Av1

Page 1: ...B 2620Av1 Instructions Manual For designers use MN0331 1 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 ...

Page 2: ...otor 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 Please keep this Instructions Manual at hand so that it is always available for reference 2 ...

Page 3: ... circumstances in advance Consequently this instructions manual describes all the hazardous and dangerous circumstances and situations which can be foreseen and anticipated as well as necessary precautions All the above descriptions are being titled by the following symbol marks and signal words namely Represents warnings ignorance of which can cause accidents involving fatal or serious physical i...

Page 4: ...3 4 Operating Section 11 ４ Function Set up by Use 4 1 Setting STEP ANGLE SELECT switch 12 4 2 Setting HOLD CURRENT SELECT switch 13 4 3 Setting DRIVE CURRENT SELECT switch 14 4 4 Setting PULSE INPUT TYPE SELECT switch 15 4 5 Setting ROTATE CHARACTERISTIC SELECT switch 15 ５ Installation 5 1 Conditions for Installation 16 5 2 Mounting Method 17 ６ Connection 6 1 Overview of Connection Configuration 1...

Page 5: ...ing 25 9 2 Disposal 25 １０ Specifications 10 1 General Specifications 26 10 2 I O Signal 1 Example Circuit Connection J1 27 2 Drive pulse input CW CCW 28 3 Motor excitation stop input M F 29 10 3 Dimensions 30 10 4 Applicable Motors 31 10 5 Torque Characteristics 32 10 6 Conforming to Europe standards 37 The main parts which revised by this manual 5 ...

Page 6: ... may cause injury 5 Do not transport move install the product perform connections or inspections when the power is on Doing so may cause electric shock injury or fire 6 Only qualified personnel are allowed to transport move install the product perform connections or inspections Failure to do so may cause injury or fire 7 Do not touch the driver during operation or immediately after stopping Doing ...

Page 7: ...ing When setting up the HOLD CURRENT SELECT switch 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 When setting up the DRIVE CURRENT SELECT switch Erroneous setting may cause motor deterioration or damage and burn on the skin due to overheating of the motor Ensure correct setting When setting up the PULSE INPUT TYPE SEL...

Page 8: ...ing power 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 Deterioration of the holding power with the motor may cause breakage of the machine or injury Check safety before inputting When performing maintenance and checking Injury or fire is app...

Page 9: ...m fourteen step angles ranging from 1 division to 32 division of the basic angle HOLD CURRENT and DRIVE CURRENT can be set up ２２ Product Configuration DB 2620Av1 One unit main frame J1 J2 J3 of the housing and the contact is not in accessories ２３ Appearance Mele c p an DB 26 Ma d e J a in 20 V1 A Signal Input Connector J1 POWER LED GREEN DC Input Connector J2 Model name Motor Output Connector J3...

Page 10: ...r ３２ DC Input Motor Output Connector Ｊ２Ｊ３ DB 2620Av1 Power input terminal DC power supply is connected J3 Outputs current to drive the motor MOTOR 6 N C 2 A COM 5 J2 M F 1 2 4 3 A COM B COM B COM 1 1 2 3 4 5 CCW CCW CW CW M F A 8 6 B A B 7 3 DC DC 0V DC CW drive pulse signal input terminal CCW drive pulse signal input terminal Motor excitation stop signal input terminal DC input terminal Motor o...

Page 11: ...nput type 2P OFF Selects HOLD CURRENT H3 OFF H2 ON H1 ON ROTATE CHARACTERISTIC SELECT switch Selects a characteristic of motor rotation RC OFF Selects a step angle SC OFF SB ON SA ON Name of Operating Section Function Factory Setting DRIVE CURRENT SELECT switch Selects DRIVE CURRENT No 7 ON OFF HOLD CURRENT SELECT switch HOLD I SEL PULSE INPUT TYPE SELECT switch SPI SEL DRIVE CURRENT SELECT switch...

Page 12: ...h the STEP SEL switch The step angle can be selected from six different types of step angles 1 Set the step angle required by the STEP SEL switch SA SB SC Relationship between the STEP SEL switch and the step angle Factory setting OFF OFF OFF OFF OFF ON OFF ON OFF 1 32 0 05625 OFF ON ON 1 16 0 1125 ON OFF OFF 1 8 0 225 ON OFF ON 1 4 0 45 ON ON OFF 1 2 0 9 ON ON ON 1 1 1 8 STEP SEL switch 1 Divisio...

Page 13: ...he ratio of HOLD CURRENT 100 represents the same as the setting for DRIVE CURRENT The effective range of the HOLD I SEL switch varies according to the setting of the DRIVE I SEL switch HOLD電流の割合を高くすると停止時のモータ発熱が高くなります The greater the ratio of HOLD CURRENT grows the more heat the motor generates when is on holding state ON ON OFF 70 ON ON ON ON OFF OFF 50 ON OFF ON 60 OFF ON OFF 30 OFF ON ON 40 OFF...

Page 14: ...or Ensure correct setting DRIVE CURRENT is set up with the DRIVE I SEL switch 1 Set the switch No to the setting specified in the table 10 5 Applicable Motors Relationship between the DRIVE I SEL switch and DRIVE CURRENT Factory setting Ｅ 1 90 Ｆ 2 00 Ｂ 1 50 Ｃ 1 70 Ｄ 1 80 ８ 1 10 ９ 1 20 Ａ 1 40 ５ 0 80 ６ 0 90 ７ 1 00 ２ 0 50 ３ 0 60 ４ 0 70 Switch No A phase ０ 0 30 １ 0 40 CAUTION 14 ...

Page 15: ...nput method is selected the CCW terminal becomes direction signal input designating the direction of the motor rotation Drive pulse set to the CW terminal CW CW The input timing is same with 2 pulse input method and 1 pulse input method As for input timing refer to 10 2 2 Drive pulse input CW CCW ４５ Setting ROTATE CHARACTRISTIC SELECT switch Rotate character is set up with the ROTATE CHARACTRISTI...

Page 16: ...uipment However please be installed to a distance of at least 15mm from the heating element Please contact us if you are not installed to a distance of at least 15mm from the heating element 3 Considering heat release control the ambient temperature around the driver within the specified value Take measures against accumulation of heat such as allowing generous space around the driver or installin...

Page 17: ...r more in length 2 M 3 spring washer 2 M 3 flat washer 2 1 Fix the product at the two round holes on the main frame Mounting example Fixing with a screw Fixing with a screw Ｍ３ screw Ｍ３ spring washer Ｍ３ flat washer Melec pan DB 26 Made Ja in 20 V1 A ８Ｃ０ Fixing with a screw Fixing with a screw Ｍ３ screw Ｍ３ spring washer Ｍ３ flat washer 17 ...

Page 18: ...e considerable noise is generated Use the wire material of the characteristic that is difficult to burn For the driver s power supply use a DC power supply with reinforced insulation on its primary and secondary sides User Controller DB 2620Av1 J1 CW CW CCW CCW 6 CWP COM M F M F CCWP 3 4 5 2 1 M F CWP CCWP A COM Motor DC power supply DC 24V 0V GND Twist pair wire DC N C DC 3 2 1 6 3 4 5 2 1 8 7 B ...

Page 19: ...the housings to the connectors on the main frame The contacts for J1 are 6 pieces When inserting keep pushing J1 housing into the connectors until it is locked Also check if the contacts are not displaced from the housing In wiring isolate the J1 signal lines from equipment that may be さい a source of noise the power line and the motor line Surface on which the contacts are inserted Housing for J1 ...

Page 20: ... into the housing Make sure that the housing No and the connector No on the main frame are matched before inserting the contacts 3 Connect the housings to the connectors on the main frame The contacts for J2 for DC input are 2 pieces and for J3 motor output are 6 pieces When inserting keep pushing J2 J3 housings into the connectors until it is locked Also check if the contacts are not displaced fr...

Page 21: ...he motor in parentheses indicate motor of the ORIENTAL MOTOR Co Ltd Use a cable of 5m or less for the motor cable ６４ Inputting Power 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 3 terminals of J2 Red Red Red Yellow...

Page 22: ...motor wiring are correctly performed Check Points Check Remarks Setting of PULSE INPUT TYPE SELECT switch STEP SEL SA SB SC Setting of ROTATE CHARACTERISTIC SELECT switch RC SEL Setting of HOLD CURRENT SELECT switch HOLD I SEL H1 H2 H3 Setting of PULSE INPUT TYPE SELECT switch SPI SEL 1P 2P Connection of J3 MOTOR Setting of DRIVE CURRENT SELECT switch DRIVE I SEL switch No Connection of J1 Connect...

Page 23: ... Do not disassemble repair or modify 1 As for maintenance inspections the engineer of the specialty shall do it 2 We recommend that the following check ups should be performed periodically Checking for any loosened contact on the connectors Checking for any flaw and crack on the cabling 3 In case of failure return the driver to us and have it repaired WARNING 23 ...

Page 24: ...re Motor failure 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 DRIVE CURRENT DRIVE CURRENT is higher than excessive heat SELECT switch the setting for the applicable motor Value of the HOLD CURRENT The setting for HOLD CURRENT SELECT switch is too high 1 Sh...

Page 25: ...thin the range set out in the specifications Where there is no explosive corrosive or inflammable gas Where it can be protected from dust salt or iron powder Where the product main frame is not exposed to direct vibration or shock Where it is not exposed to splashes of water oil or chemicals 2 Do not allow standing or placing anything heavy on the product ９２ Disposal 1 Dispose of the product as i...

Page 26: ...ure to direct sun is not allowed 1 Input voltage range is DC 24V 10 2 Use a power supply that provides sufficient input current Functions of Operating Sections Operating Ambient Temperature 0 40 No freezing allowed Supply Power Driving method Unipolar constant current type Motor output current Input Signal Operating Ambient Humidity 80 RH 以下 No condensation allowed Storing Temperature 10 55 No fre...

Page 27: ...Signal 1 Example Circuit Connection Example connection of The user controller CW 5 CWP CW 6 3 4 1 2 CWP CCW CCWP CCW CCWP 5V M F COM M F M F DB 2620Av1 J1 Photo coupler GND 26LS31 Y Z 26LS31 Y Z 300Ω 300Ω 1 3kΩ Photo coupler Photo coupler 27 ...

Page 28: ... and the motor is driven at the rising edge t4 greatly varies according to the inertial moment including that of the motor Automatic switching for DRIVE HOLD DRIVE HOLD HOLD t1 t1 150ms Inputting drive pulse causes the current output to the motor to change from HOLD CURRENT to DRIVE CURRENT which returns to HOLD CURRENT in about t1 DRIVE CURRENT continues if pulse is input on driving state Directi...

Page 29: ...ith the photo coupler ON At this time motor torque changes to detent torque When this signal is input motor torque may be lost resulting in failure to retain the load transported In particular this risk is high with the vertical drive such as the Z axis Timing chart M F t1 t2 t1 300ms t1 Time required for the motor to be enabled t2 5ms t2 Time required for the motor output current to be shut off t...

Page 30: ...DB 2620Av1 Instructions Manual １０３ Dimensions Unit ｍｍ 88 4 4 80 3 10 30 3 5 77 25 8 3 5 10 5 6 60 5 ８Ｃ０ 14 6 4 4 80 30 ...

Page 31: ...A B Both axis Please contact us if you want to use the motor other than the above to our office Factory Setting 7 1 8 2 0 F Fig 23 1 8 2 0 F Fig 22 1 8 2 0 F Fig 21 1 8 1 2 9 Fig 20 1 8 1 2 9 Fig 19 1 8 1 0 7 Fig 18 1 8 1 0 7 Fig 17 1 8 1 0 7 Fig 16 1 8 0 95 6 Fig 15 Fig 13 1 8 0 95 6 Fig 14 ORIENTAL MOTOR Co Ltd 1 8 0 95 6 Basic Angle Current A phase Setting DRIVE I SEL switch No Torque Data Fig ...

Page 32: ...y Hz are converted as follows 360 Step angle 2 The Maximum Starting Pulse Rate is represented as fs by the value at zero inertial load 3 Upon operation provide adequate allowance for torque 4 The stepping motor may attain high temperature depending on the operational conditions Use the stepping motor according to the Instructions Manual produced by motormakers Motor rotation s １ Drive pulse input ...

Page 33: ...I SEL No 7 1 0A PHASE DC24V DB 2620Av1 103H7123 0140 0110 1 0A PHASE HOLD 40 0 35N m PULLOUT TORQUE INPUT CURRENT Fig 2 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 1 0 2 0 3 0 4 0 5 0 01 0 1 1 10 100 s 1 INPUT CURRENT A TORQUE N m DRIVE I SEL No F 2 0A PHASE DC24V DB 2620Av1 103H7121 0440 0410 2 0A PHASE HOLD 40 0 14N m PULLOUT TORQUE INPUT CURRENT Fig 4 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 2 0 4 0 6 0 8 1 0 0 0...

Page 34: ...I SEL No 7 1 0A PHASE DC24V DB 2620Av1 P PMSB U28DA1 U28DA1D 1 0A PHASE HOLD 40 0 018N m PULLOUT TORQUE INPUT CURRENT Fig 8 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 2 0 4 0 6 0 8 1 0 0 01 0 1 1 10 100 s 1 INPUT CURRENT A TORQUE N m DRIVE I SEL No F 2 0A PHASE DC24V DB 2620Av1 P PMSA U56D1 U56D1D 2 0A PHASE HOLD 40 0 22N m PULLOUT TORQUE INPUT CURRENT Fig 10 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 2 0 4 0 6 0 8 1...

Page 35: ...ORQUE N m DRIVE I SEL No 6 0 9A PHASE DC24V DB 2620Av1 PKP225U09A2 B2 0 95A PHASE HOLD 40 0 045N m PULLOUT TORQUE INPUT CURRENT Fig 14 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 1 0 2 0 3 0 4 0 5 0 01 0 1 1 10 100 s 1 INPUT CURRENT A TORQUE N m DRIVE I SEL No 7 1 0A PHASE DC24V DB 2620Av1 PK264 01A B 1 0A PHASE HOLD 40 0 17N m PULLOUT TORQUE INPUT CURRENT Fig 16 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 2 0 4 0 6 0 ...

Page 36: ...NT Fig 19 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 1 0 2 0 3 0 4 0 5 0 01 0 1 1 10 100 s 1 INPUT CURRENT A TORQUE N m DRIVE I SEL No 9 1 2A PHASE DC24V DB 2620Av1 PK245 01A B 1 2A PHASE HOLD 40 0 11N m PULLOUT TORQUE INPUT CURRENT Fig 20 fs 0 0 1 0 2 0 3 0 4 0 5 0 0 0 0 2 0 4 0 6 0 8 1 0 0 01 0 1 1 10 100 s 1 INPUT CURRENT A TORQUE N m DRIVE I SEL No F 2 0A PHASE DC24V DB 2620Av1 PK266 02A B 2 0A PHASE HO...

Page 37: ...Directive by oneself Applicable Standards EN61000 6 4 EN61000 6 2 This product conducted EMC measurement with the system configuration for EMC EMC characteristic may vary depending on the configuration of the equipment that contains the driver or stepping motor Be sure to conduct EMC measurement with the product assembled in your equipment The metallic enclosure and shielded wires and ferrite core...

Page 38: ...DB 2620Av1 Instructions Manual The main parts which revised by this manual R1 P9 P31 Driven motor current range from 0 8A phase to 2 0A phase from 0 4A phase to 2 0A phase Parts Content 38 ...

Page 39: ...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 C1610 ...

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