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Instructions Manual

Introduction

This Instructions Manual describes the safe and proper method of handing

"5-phase Stepping Motor Driver GDB-5311A-00" 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-

Summary of Contents for GDB-5311A-00

Page 1: ...B 5311A 00 Instructions Manual For designers use PR0818 2 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: ...iver GDB 5311A 00 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: ...put Connector J2 J3 POWER LED Operating Section Setting MOTOR SELECT switch Setting STEP ANGLE SELECT switch Setting HOLD CURRENT ADJUSTMENT trimmer Setting DRIVE CURRENT SELECT switch Setting HOLD SWITCHING TIME SELECT switch Setting Option switch Conditions for Installation Mounting Method Overview of Connection Configuration Connecting Signal I O Connector J1 Connecting DC Input Motor Output Co...

Page 5: ...I O Signal General Specifications Drive pulse input Example Circuit Connection Motor excitation stop input Step angle switch input Phase signal output Overheat alarm signal output Dimensions Applicable Motors Torque Characteristics CW CCW M F C S P O O H A 25 26 27 27 28 34 32 33 35 36 37 30 31 29 8 1 8 2 9 1 10 2 10 1 10 3 10 4 10 5 5 4 6 3 2 1 9 2 5 ...

Page 6: ...ional conditions the stepping motor may step out when it is on holding state or driving state In particular the load in transport may fall if the motor steps out on the vertical drive such as the Z axis Start operation after test run for deliberate confirmation of operation 5 The stepping motor may attain high temperature depending on the operational conditions If the surface temperature exceeds 1...

Page 7: ...rect setting When setting up the STEP ANGLE SELECT switch Erroneous setting may cause breakage of the machine or injury due to unexpected rotation of the motor Ensure correct setting When setting up the HOLD CURRENT ADJUSTMENT trimmer 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 SELE...

Page 8: ...ower 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 performing maintenance and checking Injury or fire is apprehended due to unexpected behavior Do not replace fuse Do not disassemble repair or modify When inputting the motor excitation stop M F signal Deterioration of the holding power wi...

Page 9: ...Instructions Manual When the overheat alarm O H A signal is output Overheating may cause fire Stop operation upon output of this signal I 9 ...

Page 10: ...om a 1 1 division to a 1 800 division of the basic angle HOLD CURRENT and DRIVE CURRENT can be set up ２２ Product Configuration The product consists of the main frame and the accessories GDB 5311A 00 One unit Housing for J1 51103 1200 Molex One unit accessory Housing for J2 51103 0200 Molex One unit accessory Housing for J3 51103 0500 Molex One unit accessory Contact for J1 J2 J3 50351 8100 Molex ...

Page 11: ...xcitation home position R GND O H A Outputs the signal when internal temperature of the driver has reached approx 70 or more R GND C S Switches the step angle by 1 20 division C S 12 11 6 5 10 9 8 7 4 3 2 1 CW drive pulse signal input terminal CCW drive pulse signal input terminal Motor excitation stop signal input terminal Step angle switching signal input terminal Phase signal output terminal GN...

Page 12: ...uts current to drive the motor ３３ POWER LED POWER LED GREEN comes on upon inputting power ３４ O H A LED O H A LED RED comes on when internal temperature of the driver has reached approx 70 or more 2 1 BLK RED J2 DC 24V BLU 5 2 1 0V DC VIO ORN YLW DC ORN 4 3 GRN BLU RED GRY BLK BRN YLW WHT Motor output terminal DC input terminal 12 ...

Page 13: ...T switch 40 No F HOLD SWITCHING TIME SELECT switch Function At present there is not a function Adjusts HOLD CURRENT Selects DRIVE CURRENT No 1 DRIVE HOLD CURRENT automatic switching time is selected Selects the applicable motor Selects a step angle Please use it with OFF OFF 150ms 10L DRIVE CURRENT SELECT switch HOLD CURRENT ADJUSTMENT trimmer STEP ANGLE SELECT switch Sub adjustment switch MOTOR S...

Page 14: ... 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 The step angle can be selected from ten different types of step angles The switch is factory set to No 1 2 Set the switch No to the step angle required Relationship between the STEP SEL switch No and the step angle Factory setting Drive with two type...

Page 15: ... to the required value Relationship between the trimmer scales and HOLD CURRENT HOLD CURRENT DRIVE CURRENT Ratio of HOLD CURRENT Trimmer Scale of the trimmer HOLD CURRENT changes relative to DRIVE CURRENT setting The ratio of HOLD CURRENT of 100 represents the same as the setting for DRIVE CURRENT The greater the ratio of HOLD CURRENT grows the more heat the motor generates when is on holding stat...

Page 16: ... in the table 10 4 Applicable Motors Relationship between the DRIVE I SEL switch and DRIVE CURRENT Factory setting Factory setting ＣＤＥ８９ＡＢ４５６７０１２３ 0 25 0 263 0 275 0 288 0 30 0 325 0 35 0 375 switch No MOTOR SEL switch switch1 ON 5L setting Ｆ A phase 0 15 0 163 0 175 0 188 0 20 0 212 0 225 0 238 switch No A phase MOTOR SEL switch switch1 OFF 10L setting ０１ 0 30 0 325 ２３ 0 35 0 375 ...

Page 17: ...RIVE HOLD CURRENT automatic switching time is set up with the HOLD SWITCHING TIME SELECT switch The switch is factory set to 150ms 1 Set the switch2 150ms 16ms ４６ Setting Option switch At present there is not a function Hold Switching Time switch2 ON OFF 16ms 150ms 17 ...

Page 18: ...exposed to splashes of water oil or chemicals 2 Install the driver at least 15mm away from other equipment 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 installing a fan so that heat release is taken care of Install the driver securely in contact...

Page 19: ... are used The following items are required 1 Fix the product at the two round holes on the main body Mounting example Fixing with a screw x 2 M 3 spring washer M 3 flat washer 2 M 3 screw 8mm or more in length 2 2 M 3 spring washer M 3 flat washer M 3 screw GDB 5311A 00 19 ...

Page 20: ...ed pair wire for the CW CCW input signal line Provide shielding for the signal line where considerable noise is generated Use the wire material of the characteristic that is difficult to burn Provide shielding for the motor line if it generates significant noise Use the DC power supply that was reinforced insulation between primary side and secondary side Example configuration The metallic enclosu...

Page 21: ... J1 are 12 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 a source of noise the power line and the motor line Surface on which the contacts are inserted Housing for J1 Crimping Wiring Insertion Connection User Contact GDB 5311A 00 Cont...

Page 22: ...re 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 5 pieces When inserting keep pushing J2 J3 housings into the connectors until it is locked Also check if the contacts are not displaced from the housing Surface on...

Page 23: ...of the leads of the motor 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 2 terminals of J2 2 1 5 4 Motor Motor 3 2 1 5 4 3 1 BRN WHT RED 2 ORN BLK ORN GRY VIO RED YEW 4 GRN BLU 5 3 YEW BLK RED RED ...

Page 24: ...and the motor wiring are correctly performed DC DC MOTOR Setting of HOLD SWITCHING TIME SELECT switch Switch2 150ms 16ms Setting of DRIVE CURRENT SELECT switch Connection of J3 Connection of J2 Connection of J1 Check Remarks Check Points Setting of MOTOR SELECT switch Switch No Switch1 10L 5L Setting of STEP ANGLE SELECT switch Setting of HOLD CURRENT ADJUSTMENT trimmer Trimmer Scale Switch No 24 ...

Page 25: ... not disassemble repair or modify 1 As for a maintenance inspection the engineer of the speciality 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 I 25 ...

Page 26: ...ave form of the DRIVE CURRENT is too low pulse signal Wrong setting for the step Setting of the DRIVE CURRENT angle SELECT switch The C S signal is input Setting of the STEP ANGLE Driver failure SELECT switch Motor failure ON OFF status of the C S signal 4 The motor steps out Starting pulse speed Starting pulse signal speed during acceleration Acceleration time is too high Acceleration time is too...

Page 27: ...hin the range set out in the specifications Where there is no 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 industrial w...

Page 28: ...T selection DRIVE I SEL Step angle selection STEP SEL HOLD switching time selection DHT SEL Indoor Exposure to direct sun is not allowed Without any corrosive or inflammable gas oil mist or dust 1 Input voltage range is DC 24V 10 2 Use a power supply that provides sufficient input current MOTOR SEL switch is set to 5L MOTOR SEL switch is set to 10L Functions of Operating Sections Operating Ambient...

Page 29: ...Instructions Manual １０２ I O Signal 1 Example Circuit Connection 29 ...

Page 30: ...ven 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 16ms HOLD SWITCHING TIME SELECT switch ON t1 150ms HOLD SWITCHING TIME SELECT switch OFF 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 DRIV...

Page 31: ...rrent is shut off with 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 curre...

Page 32: ... switch the step angle Otherwise P O signal may not be output Timing chart P O output timing for 1 1 STEP CWP CCWP P O 7 2 For a motor with the basic angle of 0 72 P O output time 1 1 STEP once in 10 pulses 1 40 STEP once in 400 pulses 1 2 STEP once in 20 pulses 1 100 STEP once in 1000 pulses 1 4 STEP once in 40 pulses 1 200 STEP once in 2000 pulses 1 10 STEP once in 100 pulses 1 400 STEP once in ...

Page 33: ...of internal temperature of the driver reaches approx 70 or more the signal is output photo coupler ON and O H A LED comes on At this time the motor output current is not blocked When this signal is output stop operation and check if there is any abnormality occurring with the motor and the driver Provide mechanical cooling for example if this signal is output while no abnormality is detected Conti...

Page 34: ... by the C S signal Timing chart Number of divisions 1 20divisions Number of divisions of STEP SEL switch of STEP SEL switch ON OFF C S t1 30ms t2 1ms Switching the step angle by the C S signal requires time t1 and t2 before and after inputting drive pulse STEP ANGLE SELECT switch and C S signal STEP ANGLE SELECT switch When the C S signal is input 1 20 divisions 0 036 １２ 1 2 1 4 1 10 0 072 ９ 1 20...

Page 35: ...Instructions Manual １０３ Dimensions Unit ｍｍ 35 ...

Page 36: ...PK543 A B Fig 1 PK544 A B Fig 2 PK545 A B Fig 3 PK564 A B Fig 4 PK566 A B Fig 5 Both axes 10L switch1 Torque Data Fig No Setting MOTOR SEL OFF OFF 10L switch Applicable Motors Current A phase Basic Angle F Factory Setting 0 72 Oriental Motor Co Ltd Setting DRIVE I SEL switch No F 0 75 36 ...

Page 37: ...ximum value of the rotate speed is 60s 1 at 0 72 motor 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 If the surface temperature exceeds 100 provide cooling measures to control it to operate at 100 at the highest ...

Page 38: ...Instructions Manual 38 ...

Page 39: ...s 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 Cﾛﾛﾛﾛ ...

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