USER MANUAL BSD-073
Contents
1. 3 1 1 OVERVIEW e 3 IMMER up 3 m Mz EUdict 3 1 2 CONNECT ORS 2 Rr pierre in n REFERRE TERRE E RRRYE RE ERAS 4 1 2 1 J1 POWER AND MOTOR CONNECTOR ne 4 12 2 J4 SIGNAL INPUT CONNEGCTOR 2 222 5325652 2 252 56525255 15 testo ce See See 5 12 3 2 INPUT CONNECTOR 2 2 cioe tries ea Ite ERE canicas OD RED M 6 1 3 1 DIP SWITCH S 7 1 4 D5 D6 LED INDICATORS sisi 9 2 CONNECTING BSD 073 ee 10 2 1 POWER SUPPLY 63 iro ett rr rr Rr Er REPRE ORDRE RE 10 2 2 EXTERNAL CONTROLLER coi 10 2 3 STEP MOTOR ici adan 10 2 3 1 4WIREMOTOR Sion a 10 pA iieentce 11 pM Ideo 12 OPERATION MODES nen 14 3 1 JS 14 3 2 NORMAL MODE arial 15 4 ELECTRICAL AND MECHANICAL SPECIFICATION rennen enne 15 4 1 ELECTRICAL RATINGS siii nesaad eaaa Enar aani iaraa aa 15 4 2 MOUNTING io 16 BSD 073 User Manual Interinar Electronics LLC 1 HARDWARE REFERENCE 11 OVERVIEW The BSD 073 is designed to work with most Bipolar and Unipolar step motors as long as the switching sequence and power requirements for the motor complies with driver s specification The BSD 073 is intended for applications where only basic Step and Di2. 12 BSD 073 User Manual 3 Bipolar Parallel connection Motor should be run at 1 4 of the rated current This connection is not recommended as higher current SN EL lt N Pd P Interinar Electronics LLC STEP MOTOR generates more heat in the driver and the motor WARNING obtain accurate information about beginning and end of each winding before any attempt of using this method If not connected properly the motor will stall and overheat quickly Possible damage to the motor Figure 9 Bipolar parallel connection of 8 wire motor Ji Figure 8 Unipolar connection of 8 wire motor STEP MOTOR Table 8 Parameters for 8 wire motor MODE POWER CURRENT VOLTAGE TORQUE Bipolar Series 100 70 140 140 Bipolar Parallel 100 140 70 140 Unipolar 100 100 100 100 13 BSD 073 User Manual Interinar Electronics LLC OPERATION MODES 3 1 SETUP MODE The phase current of the motor must be set first The value of the current can be obtained directly from the label on the motor or from a data sheet The phase current is all you need to know to setup the driver To adjust and maintain the current at correct level the BSD 073 uses reference voltage Vper which is present on TP1 Test Point located
3. Available also on dip switch SW1 5 1 2 3 8 MS1 Input active HIGH Together with MS2 and MS3 determines the size of the increment of the rotation see 7ab e6 Changes to these inputs do not take effect until the next STEP rising edge If this pins is used the SW1 6 must be OFF Available also on dip switch SW1 6 1 2 8 9 PIN 9 MS3 Input active HIGH Together with MS1 and MS2 determines the size of the increment of the rotation see 7ab e6 Changes to these inputs do not take effect until the next STEP rising edge If this pins is used the SW1 4 must be OFF Available also on dip switch SW1 4 1 2 3 10 PIN 10 GND Signal Ground Signal Ground return path for all inputs and 5V output Must be always connected to the Gnd of the controlling device if any input or output on J2 is used Should not be used as a power ground or for any other purpose 1 SW1 DIP SWITCH The 6 position dip switch is used for setting motor current and configuring the driver Each individual switch is numbered from 1 to 6 For example SW1 2 means switch 2 on SW1 Table 4 DIP SWITCH SW1 Switch SWITCH DESCRIPTION LABEL 1 motor current setup MCS 2 idle motor current IDL 3 alarm recovery ARC 4 step mode MS3 5 step mode MS2 6 step mode MS1 1 3 1 1 SW1 1 MCS Motor Current Setup Default OFF Used in modes Motor Current Setup and Idle Motor Current Setu
4. The 3 3V logic can be used but the operation is not guaranteed with long signal cables and in noisy environment It is important to make sure there will be no voltage exceeding 5V present on any input at any time Table 2 J4 SIGNAL INPUT CONNECTOR Terminal PIN DESCRIPTION LABEL 1 Ground GND 2 Direction DIR 3 Step STP 4 Enable ENA 1 2 2 1 GND Ground Signal Ground return path for all three inputs Must be always connected to the Gnd of the controlling device Should not be used as a power ground or for any other purpose 1 2 2 2 DIR Direction Input active HIGH Determines the direction of the rotation Any changes to this input do not take effect until the next Step rising edge If the motor connections follow correct phase order then while this input is Low the direction will be Clockwise and while High Counterclockwise Swapping wires of just one phase will also reverse direction Available also on pin 5 of J2 1 2 2 3 STP Step Input active HIGH A Low to High transition rising edge advances the motor one increment The size of the increment is determined by MS1 MS2 and MS3 see Table 6 Minimum Step pulse High Time width is 2 2us Minimum Step pulse Low Time is 2 2us Available also on pin 6 of J2 1 2 24 Enable Input active HIGH When LOW all motor outputs are DISABLED motor is NOT energized When HIGH all motor outputs are ENABLED
5. motor is energized The driver must be ENABLED in advance before Step and Direction changes The driver will always stop powering the motor when ENABLE signal is LOW absent or not connected Available also on pin 1 of J2 BSD 073 User Manual Interinar Electronics LLC 123 J2 INPUT CONNECTOR Connector type double row 10 pin male header 0 100 pitch shrouded Table 3 INPUT CONNECTOR J2 Pin PIN DESCRIPTION LABEL 1 Enable ENA 2 5V 5V 3 Alarm ALM 4 Reset RST 5 Direction DIR 6 Step STP 7 MS2 MS2 8 MS1 MS1 9 MS3 MS3 10 Ground GND 1 2 3 1 PIN 1 Enable Input active HIGH When LOW all motor outputs are DISABLED motor is NOT energized When HIGH all motor outputs are ENABLED motor is energized The driver must be ENABLED in advance before Step and Direction changes The driver will always stop powering the motor when ENABLE signal is LOW absent or not connected Available also on terminal 4 of J4 1 2 3 2 PINZ2 45V Output 5V DC Up to 100mA can be drained from this pin to supply power to the external logic May be left disconnected if not used 1 2 8 3 PIN 3 ALM Alarm Output Output active HIGH This output can source max current up to 5mA In normal condition this output is LOW Becomes HIGH when one or more of the following conditions is detected Thermal Shutdown output stage is overheated Current Shu
6. 2 Power Supply Connection 22 EXTERNAL CONTROLLER The BSD 073 requires external Enable Step and Direction signals connected to the corresponding poles of J4 terminal block or J2 header The TTL 5V level interface can be used directly The 3 3V logic can be used but the operation is not guaranteed with long signal cables and in noisy environment 23 STEP MOTOR The step motor should be connected to 11 terminal block NEVER CONNECT OR DISCONNECT THE MOTOR WHILE THE POWER 15 ON INSULATE UNUSED MOTOR LEADS SEPARATELY DO NOT CONNECT ANY MOTOR LEADS TO GROUND OR POWER SUPPLY 231 4 WIRE MOTORS This type of motor can be connected only in one way see Figure4 BSD 073 User Manual Interinar Electronics LLC Ji STEP MOTOR Figure 4 Bipolar 4 wire motor connection Table 6 Parameters for bipolar 4 wire motor MODE POWER CURRENT VOLTAGE TORQUE Bipolar 100 100 100 100 232 6 WIRE MOTORS Motors with 6 leads can be connected in two different ways 1 Bipolar Series connection The center tap is not used Both ends of each phase are connected to the driver In series connection motor should be operated at 70 of the rated current Running motor at full rated current will saturate and overheat the motor The series connection is preferred method because it produces less heat in the driver and produces higher torque Not recommended fo
7. header 1 3 1 5 SW1 5 Microstepping MS2 Default OFF Used in selecting the step mode see Table 6 Connected directly to MS2 Pin 7 on J2 header Must be OFF if controlled externally via J2 header 1 3 1 6 SW1 6 Microstepping MS1 Default OFF Used in selecting the step mode see Table 6 Connected directly to MS1 Pin 8 on J2 header Must be OFF if controlled externally via J2 header Table 5 Microstepping Resolution SW1 6 SW1 5 SW1 4 MS1 MS2 MS3 RESOLUTION STEPS REVOL STEP MODE OFF OFF OFF STANDBY OFF OFF ON 1 1 200 FULL OFF ON OFF 1 2 400 HALF TYPE A OFF ON ON 1 2 400 HALF TYPE B ON OFF OFF 1 4 800 QUARTER ON OFF ON 1 8 1600 EIGHTH ON ON OFF 1 16 3200 SIXTEENTH ON ON ON STANDBY valid for 1 8deg motor BSD 073 User Manual Interinar Electronics LLC SW1 SW1 SW1 SW1 Swi SW1 EN 6 EN 6 EN 6 CEE 6 6 EH 5 NB 5 EB 5 mm 5 5 Cm 4 Cm 4 Cm 3 3 3 3 3 2 2 2 2 2 ON 1 ON 1 ON 1 ON 1 ON 1 FULL 1 2 A 1 2 B 1 4 1 8 1 16 SW1 SW1 6 EN 6 EB 5 EN 5 4 4 3 3 2 2 ON 1 ON 1 STDBY STDBY Note Full Step Mode 2 phase excitation Half Step Mode type A 1 2 phase excitation with
8. motor current changes 0 71 100 Half Step Mode type 1 2 phase excitation with motor current changes 0 100 1 4 Step Mode W1 2 phase excitation 1 8 Step Mode 2W1 2 phase excitation 1 16 Step Mode 4W1 2 phase excitation 14 05 D6 LED INDICATORS LED indicators are located next to the TP1 Table 7 LED Indicators GREEN RED D5 D6 DESCRIPTION ON OFF Power is ON Normal Mode FLASH ON Setup Mode ON ON Thermal Overheat or Standby Thermal Overheat indicator turns ON at 65 149 F and turns back OFF at 55 C 131 F Standby indicator turns ON when all three MS1 MS2 and MS3 signals are at the same level all ON or all OFF AUD BSD 073 User Manual Interinar Electronics LLC 2 CONNECTIONS 21 POWER SUPPLY Stabilized power supply 10 to 45 Vdc Non stabilized power supply 10 to 31 Vdc Note for a non stabilized power supply specifically rectifier capacitor type Max Allowed Voltage is lower in order to prevent overvoltage and damage to the driver This type of overvoltage condition may occur when the driver is disabled the load is not present or very low The additional electrolytic capacitor may be added to lower ripple current at least 3300uF 50V This capacitor should be mounted directly to the power terminal block without any extension wires see Figure 2 TO POWER 4 SUPPLY EL CAP RED Figure
9. BSD 073 User Manual Interinar Electronics LLC USER MANUAL BSD 073 SINGLE AXIS DRIVER FOR BIPOLAR AND UNIPOLAR STEP MOTORS INTERINAR ELECTRONICS LLC http www interinar com rev 1 0 2015 BSD 073 User Manual Interinar Electronics LLC Copyright Information 2006 2015 Interinar Electronics LLC All rights reserved This document is furnished exclusively for the customers of Interinar Electronics Other uses are unauthorized without written permission of Interinar Electronics Information contained in this document may be updated from time to time due to product improvements and may not conform in every respect to former issues Disclaimer of Liability Interinar Electronics is not responsible for special incidental or consequential damages resulting from any breach of warranty or under any legal theory including lost profits downtime goodwill damage to or replacement of equipment or property or any costs of recovering reprogramming or reproducing any data stored in or used with Interinar products Interinar Electronics is also not responsible for any personal damage including that to life and health resulting from use of any of our products Customer takes full responsibility for any application where Interinar products are implemented Interinar Electronics Technical Support Email support interinar com Website http www interinar com USER MANUAL tenn 1 1 HARDWARE
10. Maximum frequency fSTP 225 kHz Thermal Overheat Indicator On Tov on Thermal Overheat Indicator Off Tov off C 15 BSD 073 User Manual Interinar Electronics LLC 42 MOUNTING Recommended mounting position is vertical In such position the natural air convection cooling is most efficient Mounting on metal surface will further improve cooling When forced air cooling is used then the air flow should be oriented along the fins of the heat sink Screws 6 32 or metric M3 5 at least 2 screws placed diagonally screws are not included 2 00 lt 1 60 i 20 150 o 4D o eo R0 075 ae 1 0 15 U Figure 1 Mounting base dimensions 16
11. OR Connector type Standard 5mm 6 pole terminal block wire size 26 to 12 AWG Table 1 J1 POWER AND MOTOR CONNECTOR Terminal PIN DESCRIPTION LABEL 1 OUTB phase B B 2 OUTB phase B B 3 OUTA phase A A 4 OUTA phase A A 5 Positive Voltage Supply VB 6 Negative or Common Voltage Supply GND 1 2 1 1 VB POWER Positive voltage supply in reference to GND Should be connected directly to the positive terminal of the power supply Use minimum 18AWG wires or thicker For longer distance use 16AWG 1 2 1 2 GND POWER Power supply ground Should be connected the shortest way to the Ground or Common of the power supply Use minimum 18AWG wires or thicker For longer distance use 16AWG Polarity reversal is NOT ALLOWED and will cause permanent damage to the driver 1 2 1 3 OUTA OUTA OUTB OUTB MOTOR OUTPUTS Two pairs of terminals each belonging to the same phase of the motor located next to each other For longer distance and high currents use thicker wires possibly shielded Mixing wires of two phases together is prohibited and will result in permanent damage to the driver BSD 073 User Manual Interinar Electronics LLC 122 J4 SIGNAL INPUT CONNECTOR Connector type Standard 5mm 4 pole terminal block wire size 26 to 12 AWG All three inputs comply with TTL logic 5V logic Any TTL device may be used for that purpose Specifically direct output of TTL gate can be used
12. p Function during boot up when ON the driver will enter Motor Current Setup mode or Motor Idle Current Setup if IDL is also ON The Red LED will stay ON while the Green LED will flash Moving MCS back to OFF position will store the current value into the memory 7 BSD 073 User Manual Interinar Electronics LLC 1 3 1 2 SW1 2 IDL Idle Motor Current Setup or Idle Motor Current Mode Default OFF Used in modes Idle Motor Current Setup Normal operation with Idle Current reduction Function during boot up when ON and only when the MCS SW1 1 is also ON the driver will enter Motor Idle Current Setup mode The Red LED will stay ON while the Green LED will flash When ON in Normal mode the current will be limited to idle current 3 seconds after last step pulse 1 3 1 3 SW1 3 ARC Alarm Recovery Default OFF When ARC is OFF each time the alarm is triggered due to thermal or overcurrent conditions the driver will remain in protected mode until the power is cycled turned OFF then ON or until the Enable input receive pulse in sequence H gt L gt H When ARC is ON the driver will recover from alarm automatically once the condition that triggered the alarm is removed the temperature falls or the motor current drops below alarm level 1 3 1 4 SW1 4 Microstepping MS3 Default OFF Used in selecting the step mode see Table 6 Connected directly to MS2 Pin 9 on J2 header Must be OFF if controlled externally via J2
13. properly only in Normal Mode The MCS must be OFF before the power is turned ON The IDL may be OFF no Idle Current reduction or ON Idle Current reduction activated The position of the SW1 2 thru SW1 6 can be changed at any time The BSD 073 will energize the motor only when ENABLE signal is HIGH The motor will start rotating if the STEP pulse is present on STP input If IDL switch is ON the driver will lower motor current 1 3 sec after last step pulse The new current level will remain at level as set during Idle Current setup The driver will restore original current within 90us after receiving next step pulse The direction of the rotation depends on signal level on DIR input Either one J4 or J2 can be used to connect inputs 4 ELECTRICAL AND MECHANICAL SPECIFICATION 41 ELECTRICAL RATINGS Table 9 Absolute maximum ratings CHARACTERISTIC SYMBOL RATING UNITS Motor Supply Voltage VB 45 V Motor Current Iout 4 5 A Logic Input Voltage vin 0 3 to 5 5 V Operating Ambient Temperature Ta 20 to 85 ye Table 10 Electrical characteristics CHARACTERISTIC SYMBOL Condition Min Typ Max UNITS Supply Voltage VB 10 45 V Motor Current Iout Standard 0 5 4 5 A Logic Input Voltage VIH 1 3 5 V VIL 0 1 5 STEP Minimum HIGH pulse width tA 2 2 us STEP Minimum LOW pulse width tB 2 2 us Setup time tC 200 ns Hold time tD 200 ns
14. r high speed operation STEP MOTOR Figure 5 Bipolar series connection of 6 wire motor 2 Unipolar connection One end of each phase is insulated The other end and center tap are connected to the driver The driver should be adjusted to full rated current of the motor This connection works better at higher speeds 11 BSD 073 User Manual Interinar Electronics LLC STEP MOTOR Figure 6 Unipolar connection of 6 wire motor Table 7 Parameters for 6 wire motor MODE POWER CURRENT VOLTAGE TORQUE Bipolar Series 100 70 140 140 Unipolar 100 100 100 100 2 3 3 8 WIRE MOTORS This motor can be connected in three ways 1 Bipolar Series connection It gives more torque at lower speeds and less torque at higher speeds In series connection motor should be operated at only 70 of the rated current because using twice as large winding of each phase produces rated torque at lower current Running motor at full rated current will saturate and overheat the motor 2 Unipolar connection STEP MOTOR A LN Figure 7 Bipolar series connection of 8 wire motor Only one half of each phase is used This connection works better at higher speeds
15. rection features are required Based on powerful MOSFET stage once configured correctly the driver does not require any further adjustments or maintenance Choj B amp Eu 111 SAFETY Always remove power and discharge the circuit for about 5 sec before touching it This module contains parts susceptible to damage by ESD Electrostatic Discharge The BSD 073 should be handled in accordance to procedures specified for ESD devices Do not make any modification to the board or components DO NOT PLUG UNPLUG ANY WIRES AND CONNECTORS TO FROM THE MODULE WHILE POWER IS ON FEATURES Bipolar or Unipolar Step Motor operation Built in Translator Phase Current up to 4 5A with automatic Idle Current reduction IDL Six Stepping Modes Full Half type A Half type B 1 4 1 8 1 16 Automatic current decay mode detection selection Automatic Mixed current decay mode Synchronous rectification for low power dissipation Fixed Off Time current regulator for Constant Current operation Internal Under Voltage Lock Out protection Thermal Shutdown protection Thermal Overheat indicator Crossover Current protection Single voltage power supply Large heat sink Easy mounting Aa N BSD 073 User Manual Interinar Electronics LLC 12 CONNECTORS All connectors are easy accessible and located on the front edge of the driver 8232 Figure 1 Connectors and Indicators 121 J1 POWER AND MOTOR CONNECT
16. right below terminal block J4 The relation between Vger and the current I can be described as follows VREF V 20 39 x I A Where Veer in Volts in Amps Example Motor is labeled 4 0A Veer 0 39 x 4 0A 1 56V Motor Current Setup Turn OFF the power Connect Voltmeter between TP1 and GND Slide the MCS switch to ON position sw1 sw1 6 6 5 5 4 4 3 3 2 2 1 Mor 1 MCS gt SETUP STORE Turn ON the power Observe as the Vref will rise slowly from OV towards 1 8V When Vref reaches calculated value slide the MCS switch back to OFF position If you missed the right moment then let the voltage go up Once it reaches 1 8 V it will reset to OV and start rising up again f you switched it OFF at wrong value then you have to turn OFF the power and repeat the entire process Idle Current Setup repeat steps above with both MCS and IDL switches in ON position Moving MCS to OFF position stores the Idle Current value Sw1 sw1 6 6 5 5 4 4 3 3 2 UN 2 1 1 IDL gt SETUP STORE Idle Current can be adjusted from 0 to 100 of the value set above For example if motor current was set at 4 0A the idle current can be set to any value from 0 to 4 0A but not above 4 0A 14 BSD 073 User Manual Interinar Electronics LLC 3 2 NORMAL MODE The BSD 073 will function
17. tdown motor current exceeded allowed value Recovery from Alarm depends on position of SW1 3 dip switch labeled as ARC 1 2 3 4 PIN 4 RST Reset Input active LOW Pull up to 5V thru internal 4 7kQ resistor When LOW all motor outputs are OFF and translator is set to predefined home state All inputs are ignored until RESET goes back HIGH May be left disconnected when not used 1 2 3 5 PIN 5 DIR Direction Input active HIGH Determines the direction of the rotation Any changes to this input do not take effect until the next Step rising edge If the motor connections follow correct phase order then while this input is Low the direction will be Clockwise and while High Counterclockwise Swapping wires of just one phase will also reverse direction Available also on terminal 2 of 14 BSD 073 User Manual Interinar Electronics LLC 1 2 8 6 PIN 6 STP Step Input active HIGH A Low to High transition rising edge advances the motor one increment The size of the increment is determined by MS1 MS2 and MS3 see Table 6 Minimum Step pulse High Time width is 2 2us Minimum Step pulse Low Time is 2 2us Available also on terminal 3 of J4 1 2 8 7 PINZ7 MS2 Input active HIGH Together with MS1 and MS3 determines the size of the increment of the rotation see 7ab e6 Changes to these inputs do not take effect until the next STEP rising edge If this pins is used the SW1 5 must be OFF
Download Pdf Manuals
Related Search