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HP-7445-4 

2-Phase Stepping Motor Unit

!

RBK

 Series

 

OPERATING MANUAL 

   

 

 

Thank you for purchasing an Oriental Motor product. 
This Operating Manual describes product handling procedures and safety precautions. 

!"

Please read it thoroughly to ensure safe operation. 

!"

Always keep the manual where it is readily available. 

 

Table of contents 
1

 

Introduction .................................. 2

 

2

 

Safety precautions ....................... 4

 

3

 

Precautions for use ...................... 7

 

4

 

Preparation................................... 8

 

4.1

 

Checking the product ..................... 8

 

4.2

 

Combinations of motors and   
drivers ............................................ 8

 

4.3

 

Names and functions of parts......... 9

 

5

 

Installation ...................................11

 

5.1

 

Location for installation................. 11

 

5.2

 

Installing the motor ....................... 12

 

5.3

 

Installing a load ............................ 13

 

5.4

 

Permissible overhung load and 
permissible thrust load ................. 14

 

5.5

 

Installing the driver ....................... 14

 

5.6

 

Installing and wiring in compliance 
with EMC Directive....................... 18

 

6

 

Connection ................................. 21

 

6.1

 

Connection example .................... 21

 

6.2

 

Connecting the power supply ....... 24

 

6.3

 

Connecting and grounding   
the motor ...................................... 25

 

6.4

 

Grounding the driver .................... 29

 

6.5

 

Connecting the I/O signals ........... 30

 

6.6

 

About input/output signals............ 31

 

6.7

 

Timing chart.................................. 35

 

7

 

Settings .......................................36

 

7.1

 

Smooth drive function................... 36

 

7.2

 

Anti-resonance function................ 37

 

7.3

 

Third harmonic waveform   
correction function........................ 37

 

7.4

 

Step angle .................................... 38

 

7.5

 

Motor current................................ 38

 

8

 

Protective functions.....................40

 

8.1

 

Descriptions of protective functions 
and numbers of LED blinks .......... 40

 

8.2

 

How to clear a protective   
function ........................................ 40

 

9

 

Inspection....................................41

 

10

 

Troubleshooting and remedial 
actions ........................................42

 

 

Summary of Contents for RBK Series

Page 1: ...or 12 5 3 Installing a load 13 5 4 Permissible overhung load and permissible thrust load 14 5 5 Installing the driver 14 5 6 Installing and wiring in compliance with EMC Directive 18 6 Connection 21 6...

Page 2: ...rking This product is recognized by UL and certified by CSA and bears the CE Marking Low Voltage Directive EMC Directive in compliance with the EN Standards Applicable Standards Applicable Standards C...

Page 3: ...ives For Low Voltage Directive This product is designed for use as a built in component Install the product within an enclosure in order to avoid contact with the hands Be sure to maintain a Protectiv...

Page 4: ...r injury Assign qualified personnel the task of installing wiring operating controlling inspecting and troubleshooting the product Failure to do so may result in fire electric shock or injury Do not t...

Page 5: ...c shock of the residual voltage wait more than 5 seconds after Power LED is off Operation Turn off the driver power in the event of a power failure or the motor may suddenly start when the power is re...

Page 6: ...dily injury do not touch the rotating parts output shaft of the motor during operation Before moving the motor directly as in the case of manual positioning confirm that the driver AWO all windings of...

Page 7: ...face temperature may exceed 100 C 212 F under certain conditions ambient temperature operating speed duty cycle etc Keeping the surface temperature of the motor casing below 100 C 212 F will also maxi...

Page 8: ...at the items listed below are included Report any missing or damaged items to the branch or sales office from which you purchased the product See 4 2 Combinations of motors and drivers below for the m...

Page 9: ...functions of parts in the motor and driver Motor Cable clamp Terminal box Mounting holes four locations Output shaft Pilot External Protective Earth Terminal Terminals of motor View with the terminal...

Page 10: ...ing a grounding wire of AWG18 0 75 mm2 or larger 7 Motor operating current setting switch RUN Set the operating current of the motor 8 Step angle setting switch DATA Select a desired motor step angle...

Page 11: ...ent temperature Motor 10 to 50 C 14 to 122 F non freezing Driver 0 to 40 C 32 to 104 F non freezing Operating ambient humidity 85 or less non condensing Operating surrounding atmosphere Motor Area tha...

Page 12: ...not leave a gap between the motor and metal plate Insert the pilot located on the motor s installation surface into the mounting plate s countersunk or through hole The temperature rise test as requi...

Page 13: ...t the line connecting their centers is at a right angle to the shafts Using a gear drive Align the motor s output shaft and gear shaft in parallel with each other and let the gears mesh at the center...

Page 14: ...thrust load should not exceed the motor s dead mass 5 5 Installing the driver Installation direction The driver is designed so that heat is dissipated via air convection and conduction through the en...

Page 15: ...ise test as required by the UL Standards is conducted with the aluminum heat sink attached The size and thickness of the heat sink are as described below Size mm in Thickness mm in 200 100 7 87 3 94 2...

Page 16: ...esult In such a case install the driver onto a metal plate directly 1 Attach the DIN rail mounting plate model number PADP01 to the back of the driver using the screws supplied with the plate Tighteni...

Page 17: ...ied screws when securing the DIN rail mounting plate The use of screws that would penetrate 3 mm 0 12 in or more through the surface of the driver may cause damage to the driver Removing from DIN rail...

Page 18: ...Test EN 61000 6 2 IEC 61000 4 3 IEC 61000 4 2 IEC 61000 4 4 IEC 61000 4 6 About power supply The RBK series products are specifically designed for DC power supply input Use a DC power supply such as a...

Page 19: ...d the power supply cable or I O signals cable Attach a cable clamp as close to the end of the cable as possible and connect it as shown in the figure Cable clamp Shielded cable Notes about installatio...

Page 20: ...Shielded cable PE PE PE FG PE FG FG FG Cable clamp FG I O cable 2 m 6 6 ft Shielded cable Example of motor and driver installation and wiring Static electricity may cause the driver to malfunction or...

Page 21: ...tage 5 VDC or line driver input PLS input pin 1 and pin 9 DIR input pin 3 and pin 11 24 VDC PLS input pin 2 and pin 9 DIR input pin 10 and pin 11 Be certain the I O signals cable that connects the dri...

Page 22: ...mA Photocoupler input 5 VDC Input current 20 mA or less 200 200 3 k 3 k PLS PLS DIR DIR AWO CS IN COM 1 9 3 11 4 12 5 VDC A B GND 0 V 0 V 0 V 0 V 0 V A B TIM 15 8 Photocoupler open collector output 3...

Page 23: ...er input 24 VDC Input current 20 mA or less 2 7 k 2 7 k 3 k 3 k PLS24 PLS DIR24 DIR AWO CS IN COM 2 9 10 11 4 12 5 VDC A B GND 0 V 0 V 0 V 0 V 0 V A B TIM 15 8 Photocoupler open collector output 30 VD...

Page 24: ...than 2 m 6 6 ft to suppress the effect of noise The power supply terminals are provided on a terminal block Strip the cable sheath by 8 mm 0 31 in then insert the lead wore into the terminal and tigh...

Page 25: ...cription Terminal block No of RBK26 Terminal block No of RBK29 A A phase output 2 1 A A phase output 3 4 B B phase output 4 5 B B phase output 5 8 Note Check the terminal numbers and connect them corr...

Page 26: ...e screws Tightening torque 0 6 N m 85 oz in Note Terminal No 1 is not used Do not connect any cables 1 2 3 4 5 Terminal block 5 If an internal Protective Earth Terminal is used ground the Protective E...

Page 27: ...3 to a lead wire Note Do not strip the cable sheath by more than 50 mm 1 97 in It will result in loss of the sealing effect of the cable clamp Gasket Receptacle Cap 40 to 50 mm 1 57 to 1 97 in 4 Conne...

Page 28: ...use the internal Protective Earth Terminal If the wiring distance between the motor and driver is long use the external Protective Earth Terminal When using the internal Protective Earth Terminal Crim...

Page 29: ...ground the Protective Earth Terminal screw size M4 of the driver Use a grounding wire of AWG18 0 75 mm2 or more in diameter and ground the cable near the driver with a round terminal Do not share the...

Page 30: ...nput 9 PLS input 10 DIR24 input 11 DIR input 12 CS input 13 CD output 14 ALM output 15 TIM output 4 AWO input 5 IN COM 6 CD output 7 ALM output 8 TIM output Pin No Signal name Description 1 PLS input...

Page 31: ...VDC The controller pulses are connected to the PLS input pin No 1 or the PLS input pin No 9 and the rotation direction is connected to the DIR input pin No 3 or DIR input pin No 11 When the DIR input...

Page 32: ...nse time of the circuit Set this interval to an appropriate time after which the motor will respond Line driver input The controller pulses are connected to the PLS input pin No 1 or the PLS input pin...

Page 33: ...ating or the motor may misstep and stall Output signals Driver output signals are photocoupler open collector output The signal state represents the ON Carrying current or OFF Not carrying current sta...

Page 34: ...e position in synchronization with a pulse input The TIM output behaves differently depending on the combined motor and the microstep resolution Also when detecting the mechanical home position for a...

Page 35: ...pond to the applicable pulse input The specific duration varies depending on the load inertial moment load torque self starting frequency etc Do not input pulse signals immediately after switching the...

Page 36: ...e to the product Setting of the switches indicated by 7 1 Smooth drive function This function lets you reduce vibration and noise during low speed operation without having to change the step angle set...

Page 37: ...n switch to ON When the anti resonance function is used set the anti resonance function switch to OFF 7 3 Third harmonic waveform correction function This function sets a correction value to be applie...

Page 38: ...8000 0 045 D 64 12800 0 028125 E 80 16000 0 0225 F 128 25600 0 0140625 Note Step angles are theoretical values The step angle set by the step angle setting switches becomes effective when the CS input...

Page 39: ...a value not exceeding the rated current of the motor The actual operating current may vary from the applicable value in the table depending on the motor used Standstill current Set a rate of reduction...

Page 40: ...ing the number of blinks The table below gives descriptions of protective functions and their corresponding numbers of blinks No of blinks Protective function Conditions 2 Overheat protection When the...

Page 41: ...on ball bearings or elsewhere Do any of the motor leads have damage or stress or is there any play at the section for connection with the driver Is there any deviation between the centers of the motor...

Page 42: ...ting is too low the motor torque will also be too low and operation will be unstable Return the current potentiometer to its factory setting and check The motor is not energized The motor s output sha...

Page 43: ...lse The acceleration deceleration time is too short Lengthen the acceleration deceleration time Loss of synchronization during acceleration or running Electrical noise Check running with only the moto...

Page 44: ...rection value Motor vibration too great Load too small Turn the motor operating current setting switch slightly in the counterclockwise direction in order to lower the current Vibration will increase...

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Page 48: ...entioned in this manual may be trademarks or registered trademarks of their respective companies and are hereby acknowledged The third party products mentioned in this manual are recommended products...

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