Hardware Installation Manual
MX3660
3-Axis Stepper Drive with Breakout Board & I/O’s
Version 1.2
3 / 2015
http://www.leadshine.com
http://www.leadshineusa.com
© 2015 Leadshine Technology Co., Ltd.
Page 1: ...Hardware Installation Manual MX3660 3 Axis Stepper Drive with Breakout Board I O s Version 1 2 3 2015 http www leadshine com http www leadshineusa com 2015 Leadshine Technology Co Ltd ...
Page 2: ...ile every precaution has been taken in the preparation of the book Leadshine assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein This document is proprietary information of Leadshine that is furnished for customer use ONLY Information in this document is subject to change without notice and does n...
Page 3: ...NNECTION 10 10 ENABLING DISABLING CHARGE PUMP 11 11 SETTING THE SMOOTHER SWITCH 11 12 CONFIGURING OUTPUT CURRENT AND MICRO STEP 12 12 1 CONFIGURING THE OUTPUT CURRENT 12 12 2 CONFIGURING THE OUTPUT CURRENT 13 13 CONNECTING THE DB25 CONNECTOR 13 13 1 CONNECTING THE DB25 STEP DIRECTION PINS 13 13 2 CONNECTING THE DB25 FAULT OUTPUT PIN 14 13 3 CONNECTING THE DB25 CHARGE PUMP PIN 14 13 4 CONNECTING TH...
Page 4: ...EMA 17 23 24 or 34 Sophisticated stepper motor control based on latest DSP technology Built in breakout board and I O s Step direction Control 200 KHz maximum frequency for each axis 20 60 VDC supply voltage 1 41 6 0A 1 45 6 0A output current per axis 8 micro step settings 1 1 2 1 4 1 8 1 10 1 16 1 32 1 64 8 output current settings 1 41 2 12 2 83 3 54 3 96 4 24 4 95 6 0 A version1 0b it s the late...
Page 5: ...rnal components and how it interfaces with other components in the motion control system of your machine device Figure 1 MX3660 Block diagram MX3660 CNC Machines Devices Inputs Controller Or Or Motion Controller PC Based Control System Mach3 WinCNC EMC Breakout Board Drive 1 I O Buffer Ext Device e g Limit Switches Ext Device e g VFD Ext Device e g Coolant PWM Stepper Motor X Stepper Motor Y Stepp...
Page 6: ...re 3 for connector DIP switch location Read the MX3660 datasheet for each connector explanation Then get the following prepared A 24 54 VDC power supply Up to 3 stepper motors depending on how many axes that MX3660 will power in your application A source of step signals such as a motion controller PLC or a PC based control system Mach3 4 EMC etc A small flat blade screw driver for tightening the s...
Page 7: ...tput voltage of 60VDC or up could damage the MX3660 and void its warranty 8 Connecting Stepper Motors There are 3 stepper drive modules for the MX3660 to allow connections of up to three 2 phase stepper motors Because of the wide output current range from 1 41 to 6 0A for each stepper drive module the MX3660 can drive various stepper motors in frame sizes NEMA 17 23 24 and 34 You can find the 3 st...
Page 8: ...ng a 6 lead stepper motor the half coil configuration uses 50 of the motor phase windings This results in lower inductance and hence lower torque output at low speed movements Like the parallel connection of an 8 lead motor this connection is commonly used in applications requiring better high speed torque performance Refer to Figure 6 for the connection Figure 6 Connecting a 6 lead stepper motor ...
Page 9: ...e performance is not good as a parallel connected stepper motor It is recommended for not setting drive current no more than 70 of its rated current to prevent too much heating for a series connected 8 lead stepper motor but what current to set is application dependent and at a user s choice Figure 8 Connecting an 8 lead stepper motor in series connection 8 3 2 Connecting a 8 Lead Stepper Motor in...
Page 10: ...op Switch or Shorting the Connection The E Stop connection is required The E Stop connector is located next to the power connector Figure 3 By default the MX3660 s activation requires an emergency stop switch connected or having the two connection pins ESTOP and ESTOP shorted Refer to Figure 10 for how to connect an E Stop switch To short the E Stop connection just connect a signal wire between th...
Page 11: ...Off positions for Pulse Switch and Smoother Switches Caution The ON OFF direction for the Pulse Switch is different from the ON Off direction of the DIP switch in a stepper drive module which is used to configure the output current and micro step by a stepper drive module Refer to Figure 11 11 Setting the Smoother Switch The firmware of each of the three stepper drive modules in the MX3660 adopts ...
Page 12: ...3 of the 6 pin DIP switch Figure 12 of a stepper drive module to configure the output current to the driven stepper motor Refer to Table 1 and Table 2 for available output current settings The MX3660 has two versions The main difference is current output as shown below Table 1 is for the drives with firmware V1 0b It s the latest version or default version and Table 2 is for the drives with firmwa...
Page 13: ... directly indirectly e g via a circuit board to a source of control signals controller hereafter such as a motion controller a PLC an indexer PC based control system e g Mach 3 Mach 4 EMC WinCNC etc The controller is the Brain of the whole motion control system for 1 sending signals of step direction and charge pump to control the MX3660 2 sending digital analog signals for the controls of externa...
Page 14: ...de including over voltage and over current Read Protection detail in the MX3660 datasheet The connected external E Stop switch in the digital input is pressed With the receiving of a fault received from the MX3660 a controller can be notified an abnormal event has happened It can then react such as shutting down the whole control machine device for machine damage 13 3 Connecting the DB 25 Charge P...
Page 15: ... Tel 86 755 26409254 Fax 86 755 26402718 Tel 1 949 608 7270 Fax 1 949 608 7298 Web www leadshine com Email tech leadshine com Web www leadshine com Email sales leadshineusa com the DB25 connector transform it into an analog signal and output as analog voltage signal at the 0 10V pin of the analog output connector Figure 3 This will allow the control of an external analog device such as a VFD for s...
Page 16: ...al Output Connections are optional The 4 general digital outputs are located at the Digital Output Connector Figure 3 of the MX3660 named as Output 1 Output 2 Output 3 and Output 4 They can be used for any purpose such as a DC relay for coolant in a CNC router They are connected to Pin 17 1 8 and 9 of the DB25 connector respectively They can be used for other purpose such as a DC relay for coolant...
Page 17: ...Connecting a VFD to the MX3660 Figure 16 shows the relationship of the spindle speed output in Mach3 and analog output of the MX3660 Testing conditions 1 Used MACH3 settings PWMBase Freq 10 Minimum PWM 0 2 Used 12Vdc Out the 12VDC auxiliary power output on the MX4660 as the power input for 10Vdc in of the VFD The measured value of the 12VDC auxiliary power output of the M3660 was 11 98VDC 3 Device...
Page 18: ...92618 USA Tel 86 755 26409254 Fax 86 755 26402718 Tel 1 949 608 7270 Fax 1 949 608 7298 Web www leadshine com Email tech leadshine com Web www leadshine com Email sales leadshineusa com The precision of the analog output is related to PWMBase Freq parameter settings When set PWMBase Freq 80 Hz the precision resolution reached to 11 875 mV See Figure 17 below Figure 17 PWMBase Freq parameter settin...
Page 19: ...hine com Web www leadshine com Email sales leadshineusa com Appendix A MX3660 Connection Diagram When implemented properly the MX3660 can be used to power three 2 phase 1 8 stepper motors of NEMA 17 23 24 and 34 In addition it can also allow controls of optional external devices via the built in digital inputs digital outputs and the opto isolated analog output Figure 18 illustrates the MX3660 con...
Page 20: ...or CN7 on Figure 3 Used to forward an input signal sent from the connected motion controller to the device connected at Output 3 9 INPUT 4 General purpose digital input It is connected to Output 4 of the digital output connector CN7 on Figure 3 Used to forward an input signal sent from the connected motion controller to the device connected at Output 4 10 OUTPUT 1 General purpose digital output It...
Page 21: ...he connected external E Stop switch in the digital input is pressed With the receiving of a fault from the MX3660 a controller can be notified an abnormal event has happened It can then react such as shutting down the whole control machine device for machine damage 16 CHARGE PUMP General digital input A watchdog timer to enable disable the MX3660 When Pulse Switch Figure 3 is set to OFF position C...
Page 22: ...urpose Input 12V sourcing This pin is connected to pin 10 Output 1 of the DB25 connector Used to forward the digital output signal sent from the connected external device here to the motion controller connected through the DB25 connector GND Common ground Input 2 General purpose Input 12V sourcing This pin is connected to pin 11 Output 2 of the DB25 connector Used to forward the digital output sig...
Page 23: ...evice here Output 2 General purpose output for Output 2 Output 3 General purpose output max 24V 70mA This pin is connected to pin 8 Input 3 of the DB25 connector Used to output the digital signal sent through DB25 Input 3 from the motion controller to the connected external device here Output 3 General purpose output for Output 3 Output4 General purpose output max 24V 70mA This pin is connected to...
Page 24: ...perate independently It is important to document each step in the troubleshooting process You may need this documentation to refer back to at a later date and these details will greatly assist our Technical Support staff in determining the problem should you need assistance Many of the problems that affect motion control systems can be traced to electrical noise controller software errors or mista...
Page 25: ...eration is too fast During deceleration back EMF voltage charge has enabled drive Over Voltage protection Lower down you acceleration deceleration Excessive motor and drive heating Load is too high Use a larger motor or motors Mechanic problem Check your mechanic system Bad heating dissipation Add a fan or other device to improve air circulation The green light of a drive module is not on That ste...
