PMDX-134 User`s Manual, revision 1.2
Contents
1. 6 Motor Driver Connectors J21 through J24 These connectors provide for up to four Geckodrive G201X or G203V Stepper Driver modules The step and direction signals from the ribbon cable header are hard wired to specific connectors as shown in Table 5 on page 9 Motor Current Set Table 6 Motor Driver Connector Groupings The PMDX 134 provides a ground reference for the Geckodrive step and direction opto couplers This means that the motor driver moves the motor on the rising edge of the step pulse NOTE The PMDX 134 cannot be used with any stepper driver that requires a 5V reference on their step and direction common CO M terminal PMDX 134 Manual 12 doc 02011 Practical Micro D esign Inc Page 9 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual 4 0 Mechanical Specifications 2 each mounting holes for standoff 16 each holes for 6 screw to Nominal left edge of 41 250 1 1875 tall up to 6 screw size OFF ae ae ae jim a B E J 2 pure E BE I Ww ponat ee the ts aa co l i Kil oO OB gt A amp o S LO LO B pex A 119 2 OA d m E o i X 00 RON eL se i ted 2 e 1 Eo i amp t LO PETS ey ry ee 3 l TE o 9 T 2 S E X ii EE E dE EDEN vi o e d 5 l e o we eT us e lo e Ma af 25 E co P gt e E o ai 1 o l Fog x Fog Oo Fog 0 Fog o Document Revision 1 2 The2. If you do not have any motor disable circuitry and do not need this function leave these connector terminals unconnected WARNING There is no indication back to your PC or motion controller that the motor disable function has been activated WARNING Do not mix G201X and G3203V stepper drivers on the same PM DX 134 Doing so will cross connect isolated and non isolated grounds Description G201X G201X motor disable circuit see diagram bellow Common terminal for disable circuits G203 G203V motor disable circuit see diagram bellow Table 4 Motor Disable Connector Pin Out J6 Switch open normal operation Switch closed motors disabled Motor CN CN Disable IW 6 COM CO G203 G201X a203 CM aeoix G203V G201X see note in text below Figure 5 Motor Disable Sample Connections G203V Note The motor disable circuit for G203V drivers requires a 5V DC reference This reference can be provided to the PMD X 134 on pin 26 of the 26 pin ribbon cable header J10 if your breakout board supports this the PMD X 126 supports this by setting jumper JP4 to on Or you can provide your own 5V reference directly to connector J6 pin 3 ground referenced to your breakout board or PC ground PMDX 134 Manual 12 doc 02011 Practical Micro D esign Inc Page 8 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 3 4 Step and Direction Inputs J10 The PMD X 134 provi
3. J1 text on the circuit board In addition all connectors have square pads on pin 1 look on the bottom of the circuit board J1 AE J3 amp J4 UE O T 40 E oda 26 pin ribbon header 3 and 4 respectively on the bottom of the board Table 1 Summary of PMDX 134 Connectors PMDX 134 Manual 12 doc 02011 Practical Micro D esign Inc Page 6 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 3 1 Motor Winding Connectors J1 through J4 These connectors provide access to the motor winding signals from the Geckodrive drivers They also provide a motor power ground signal that can be used to ground the shield around your motor wiring if you use shielded cables PinNumber Label Description Cable shield motor power ground 4 none MotorPhse A 6 noe j MotorPhae B Table 2 Motor Winding Connector Pin Out J1 through J4 PES Pint PMDX 134 Pint Pint D JM v d oF o zmm jp o som 6 qanm 46 xon J1 J OOOOO09 lais 1 Axis 2 00 9999 j10 J3 09 6999 uis 3 Axis 440000606 Figure 4 PMDX 134 Motor W inding Connector Pin Out Diagram WARNING If you use shielded cable for your motor wiring connect the shield on one end of the cable only If you connect pin 1 to the shield on your motor cable do not connect the shield on the other end of the cable j 3 2 DC Motor Po
4. inding Connectors J1 through J4 sess tnnt nnns 7 32 DC Motor Power Supply Jb tenete tpe erret ax va see o e nete 7 33 Motor Disable Connector G is ciere ere e ct ene emn n ae get 8 34 Step andiD rectionnputs Jd carece tens ehe tecta nre feci tc tnter ce 9 3 5 Motor Current Connectors J11 through J14 sse tentent nnn 9 3 6 Motor Driver Connectors J21 through J24 ssssseseee entente tentent nennen 9 4 Mechanical Specifications 1 1 rne rece een nnn nnn enun euam a nn nann tuam tuam mannanna unus 10 5 0 Electrical and Environmental Specifications ener eese seien nna nnmnnn nnna 11 Dieci AUT ipis 12 PMDX 134 Manual 12 doc 2011 Practical Micro Design Inc Page 2 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 1 0 Overview This document describes the configuration and operation of the PMD X 134 Simple Motherboard for Gecko G201X and G 203V stepper drivers The PMDX 134 interfaces between the 26 pin Step D ir expansion connector on breakout boards or a PC parallel port via a D B 25 to 26 pin ribbon cable and up to four Geckodrive stepper driver modules models G201X and G203V The PMD X 134 DOES NOT support the Geckodrive G201 G202 G210 or G212 stepper drivers Future Geckodrive stepper drivers that accept ground as the step and direction common COM may al
5. 2013 All Rights Reserved 2011 Practical Micro Design Inc Page 5 of 12 PMDX 134 User s Manual Document Revision 1 2 2 4 Example Configuration Direct to PC Parallel Port The PMDX 134 can connect directly to a PC parallel port using a 26 pin female to DB25 ribbon cable and a DB25 male to male cable N ote that in this configuration the only signals that may be used from the PC s parallel port are the 8 step and direction signals on pins 2 through 9 The other output and input signals on the parallel port are not accessible unless some sort of splitter cable or intermediate circuit board is used between the PC and the PMDX 134 DB25 Male to Male Cable PMDX part PMDX DB25MtoM P d 26 pin ribbon cable to female DB25 PMDX part PC Parallel PMDX HDR25Ribbon Port or PMDX HDR26Ribbon 18 DX 134 OO00000 OC X c eo P 200 000009 Figure 3 PMDX 134 connected to PC parallel port 2 5 Motor Disable For a quick setup leave J6 with nothing connected After the system is functioning see section 3 3 for more information on configuring the Motor Disable input 3 0 Connectors The PMD X 134 contains the following connectors Refer to the following sections for details on the pin outs for each connector For all connectors pin 1 is the pin closest to the reference designator i e J1 pin 1 is the pin closest to the
6. PMDX 134 Simple Motherboard for Gecko G201X and G203V Stepper Motor Drivers User s Manual Document Revision 1 2 Date 6 December 2013 PMDX 9704 D Gunston Cove Rd Lorton VA 22079 2366 USA PMDX 134 Manual 12 doc 6 December 2013 W eb http www pmdx com Phone 1 703 372 2975 FAX 1 703 372 2977 2011 Practical Micro D esign Inc Page 1 of 12 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 Table of Contents Heo I n cL 3 11 Important Safety Information sss entente ttn tnnt tenti testen ttti ttis 3 1 2 Warranty Summary sitienti ro ree ertt rcnt ia epi red rabo tea aide 3 R3 Trademarks estrada at teda en bt dete n dp t antennas o re dna TRE cat 3 14 Features cinco ina icm m nca d adora n nn rn An c ven Rr RF p n n 4 15 Updates to this Manual fet ete ci Cena tiep d 4 2 0 QUICK Setup Guide 11er eer Ier E E E E 4 2 Package Contents siiiionon im eremo imn dean etu da P RT Re 4 22 ASSOMbIY SLEDS itv iere det ta dp e da t MEME adi dir t ne na ca dorada 4 2 3 Example Configuration with PMD X 126 sssssseseseeenenntnntenn tnnt tnnt 5 24 Example Configuration Direct to PC Parallel Port nennen 6 2 5 Motor Disable avi aic tuii nc nte ttt det vt rd erc D o do er b ra ned Gn f ran 6 croNEMIGD p r nte 6 3 1 Motor W
7. all extend only to the original purchaser The liability of Practical Micro Design Inc in respect of any defective product will be limited to the repair or replacement of such product Practical Micro D esign Inc may use new or equivalent to new replacement parts Practical Micro D esign Inc makes no other representations or warranties as to fitness for purpose merchantability or otherwise in respect of the product No other representations warranties or conditions shall be implied by statute or otherwise In no event shall Practical Micro Design Inc be responsible or liable for any damages arising a from the use of the product b from the loss of use of the product c from the loss of revenue or profit resulting from the use of the product or d as a result of any event circumstance action or abuse beyond the control of Practical Micro Design Inc whether such damages be direct indirect consequential special or otherwise and whether such damages are incurred by the person to whom this warranty extends or a third party PMDX 134 Manual 12 doc 2011 Practical Micro Design Inc Page 12 of 12 6 December 2013 All Rights Reserved
8. at may be under remote control and may move unexpectedly This product may not be used in life support or other critical safety applications 1 2 Warranty Summary The PMD X 134 is warranted against failure due to defective parts or workmanship for 90 days from the date of sale Refer to Appendix A for complete warranty details If you have an item requiring service please see the support page on the PMDX web site http www pmdx com for return instructions The purchaser must pay shipping to return the unit to PMD X W e will ship the repaired unit back to you via ground transportation at our expense Repairs are normally completed within 10 business days See Appendix A for our complete warranty details 1 3 Trademarks The following product names used in this manual are the trademark tradename or registered mark of the respective companies Product Names Company G201X G203V G320X and Geckodrive G eckodrive Inc http www geckodrive com SmoothStepper W arp9 Tech Design Inc http www warp9td com PMD X 125 PMD X 126 PMD X 133 PMD X Practical Micro Design Inc http www pmdx com PMDX 134 Manual 12 doc 02011 Practical Micro D esign Inc Page 3 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual 1 4 Features The PMD X 134 has the following features Step and Direction Inputs e Ribbon header for 26 pin ribbon cable from breakout board or aD B25 to 26 pin ribbon cable Motor In
9. datum for all measurements is at 0 0 on the diagram which corresponds to the corner of the PMDX 134 circuit board The height between the bottom of the Gecko drivers and the bottom of the PMD X 134 circuit board is 1 1875 1 3 16 This allows mounting the circuit board on standard 1 1875 tall by 0 25 diameter standoffs The mounting holes in the PMD X 134 are designed to accommodate up to 6 screws The maximum component height above the PMD X 134 circuit board is 1 0 The total height above the mounting heat sink plate is 2 25 These mechanical dimensions must be accurately followed so that the connectors on the PMD X 134 will mate properly with the terminal block pins of the Geckodrive stepper motor drivers WARNING The PMDX 134 should be protected from liquids dirt or chips especially metal chips which can cause shorts coming in contact with the board Figure 6 PMDX 134 Dimensions and Mounting Plate Holes PMDX 134 Manual 12 doc 6 December 2013 2011 Practical Micro Design Inc Page 10 of 12 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 5 0 Electrical and Environmental Specifications Motor Power WARNING The voltage connected to the motor power input must be in conformance with the Gecko stepper motor driver specifications Do not exceed 80 volts DC at the motor power input to the PMDX 134 board Reversing the motor power polarity will result in da
10. des a 26 pin ribbon cable header for connections to a PMD X 126 breakout board or SmoothStepper This connector can also be used with a ribbon cable to 25 pin D connector adapter cable to connect directly to a PC parallel port The pin out on this connector follows the standard for PC parallel port signals on a 26 pin ribbon cable except that only parallel port pins 2 through 9 and the ground signals are connected Parallel Parallel Port Pin PMDX 134 function Port Pin PMDX 134 function Axis 1 Direction 6 Axis 3 Direction Axis 1 Step Axis 3 Step 4 Axis 2 Direction 8 Axis 4 Direction Axis 2 Step 9 Axis 4 Step 18 to 25 Ground 26 5V reference for G203V motor see note 2 disable see section 3 3 Table 5 Signal Assignments from 26 Pin Ribbon Header J10 NOTE 1 The parallel port pin numbers reference the pin numbers of the PC s D B25 parallel port connector NOTE 2 Pin 26 can be used to bring a 5V reference onto the PMD X 134 from your breakout board such as a PMDX 126 This pin is not available on a PC parallel port which only has 25 pins 3 5 Motor Current Connectors J11 through J14 These 2 pin screw terminal connectors provide a place to install resistors that determine the G eckodrive motor current Note that some Geckodrive modules have DIP switches that can be used to select the motor current If the DIP switches are used then do not connect anything to these connectors 3
11. ed to the proper terminals on the PMDX 133 2 Turn off your power supply 3 Remove the pluggable terminal strips from each of the Geckodrive stepper driver modules there should be 2 sections of 6 pins each Note that one of the two 6 pin connectors will have the tabs cut off from one side This connector should be installed on the PMDX 134 connector J2 for Axis 2 in step 6 below 4 Mountthe Geckodrive modules onto the heat sink plate hole pattern for the mounting heat sink plate is shown in section 4 0 Do not mix G201X and G203V drivers on the same PM DX 134 5 Plugthe PMDX 134 onto the Geckodrive modules 6 Install four of the 6 position pluggable terminal strips from step 3 onto the PMDX 134 connectors J1 through J4 see note in step 3 above 7 Connect each motor to the 6 pin terminal strips J1 through J4 on the PMD X 134 see section 3 6 2011 Practical Micro Design Inc All Rights Reserved PMDX 134 Manual 12 doc Page 4 of 12 6 December 2013 PMDX 134 User s Manual Document Revision 1 2 8 Ifyou need to use the motor disable function of the Geckodrive drivers then connect your disable circuit to connector J6 See section 3 3 for more information 9 For each Gecko stepper driver module install the motor current set resistor in the corresponding 2 pin terminal strip on the PMDX 134 J11 through J14 J11 is for axis 1 J12 is for axis 2 J13 is for axis 3 and J14 is for axis 4 If the Geckodrive dr
12. iver is equipped with D IP switches for setting the motor current you may use them and omit installing the resistor 10 The resulting assembly should look similar to Figure 1 2 3 Example Configuration with PMDX 126 Figure 1 Sample PMDX 134 and Geckodrive Assembly WARNING Do not mix G201X and G3203V stepper drivers on the same PM DX 134 The PMDX 134 connects to a PMD X 126 or PMDX 125 using a 26 pin female to female ribbon cable such as PMDX part number PMD X HDR26Ribbon oe D pe x E o a J10 J4 PC 5V io ign PCgnd o9 e099 3 PC 5V J19 i 26 pin female to female ribbon cable Part PMDX HDR26Ribbon PMDX HDR26Ribbon 18 or Figure 2 PMDX 134 connected to a PMDX 126 J 1 LL Q Pc sv soe a PCgnd ooo PMDX 126 See note in text regarding setting jumper JP4 on off JP4 5V to J19 pin 26 Set PMD X 126 jumper JP4 according to your PMD X 134 and Geckodrive configuration If you are using G203V stepper drivers and need the motor disable function see section 3 3 then set JP4 to on jumper clip from the center pin to the on pin If you are using G201X stepper drivers set JP4 to off jumper clip between the center pin and the off pin PMDX 134 Manual 12 doc 6 December
13. mage to the PM DX 134 and or the Geckodrive drivers Verify power connections before applying power Step Direction signals See the Geckodrive manual for your G eckodrive stepper drivers Environmental Temperature 0 to 455 C Relative H umidity 20 to 80 relative humidity non condensing PMDX 134 Manual 12 doc 2011 Practical Micro Design Inc Page 11 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 Appendix A Warranty Statement Practical Micro D esign Inc PMD warrants that this hardware product is in good working condition according to its specifications at the time of shipment for a period of 90 days from the date it was shipped from PMD Should the product in PMD s opinion malfunction within the warranty period PMD will repair or replace the product without charge Any replaced parts become the property of PMD This warranty does not apply to the software component of a product or to a product which has been damaged due to accident misuse abuse improper installation usage not in accordance with product specifications and instructions natural or personal disaster or unauthorized alterations repairs or modifications Limitations All warranties for this product expressed or implied are limited to 90 days from the date of purchase and no warranties expressed or implied will apply after that period All warranties for this product expressed or implied sh
14. so be compatible N ote that Geckodrive Inc the maker of the Gecko stepper motor drives does not manufacture sell or nor provide technical support for the PMDX 134 1 4 Important Safety Information The PMDX 134 is intended for integration by the purchaser into industrial control systems It is solely the purchaser s responsibility to assure that the system is configured in a manner consistent with applicable safety requirements Practical Micro Design Inc does not control how this board is integrated into the purchaser s system and cannot be responsible for guaranteeing the safety of your system The PMDX 134 is not guaranteed to be fail safe The system into which the PMD X 134 is installed should provide fail safe protection and emergency stop capability The PMDX 134 contains circuitry that may be connected to dangerous voltages Care must be taken that user cannot come in contact with these voltages An enclosure that allows for modest ventilation but prevents intrusion by operator s hands and foreign objects especially conductive byproducts of machining operations should be utilized with this board Interlock switches on power circuits should remove power when the enclosure is opened Automated machine tools into which the PMD X 134 may be integrated can cause injury Precautions should be taken to assure that operators are trained in their proper operation and safety procedures and that they are protected from moving parts th
15. terface e 6 pin pluggable screw terminals for four motor winding leads and cable shield Document Revision 1 2 Gecko Stepper D river Interface e Supports up to 4 each G201X or 4 each G 203V stepper drivers e Wire clamp terminals for the current set resistors Power Supply Input e DC supply input for motor drivers Special Features e Motor disable input 1 5 Updates to this Manual Check the PMD X web site http www pmdx com for updates to this manual and for related application notes The latest revision of this manual is available on the PMD X 134 page follow the links from the main page 2 0 Quick Setup Guide 2 1 Package Contents Each PMD X 134 ships with the following items leach PMD X 134 circuit board 2 each Standoffs 1 3 16 use to mount the PMD X 134 and Geckodrive assembly to a heat sink plate Note that the PMD X 134 ships without plug on screw terminal strips for its motor connectors J1 J2 J3 and J4 You will be re using the terminal strips from the Gecko stepper driver modules for the PMD X 134 connectors as described below 2 2 Assembly steps 1 Connect your motor power supply to the motor power connector J5 DO NOT PLUG ANY GECKO DRIVES INTO THE PMDX 133 YET Turn on your power supply and verify that the Power On LED on the PMD X 133 turns on If so your power connections are correct If not check to see if you have the and wires from your power supply connect
16. wer Supply J5 J5 is a two position wire clamp screw terminal for the DC power supply input This power input is used solely as the motor power for the Gecko stepper driver modules An LED DS1 lights to indicate the presence of DC power NOTE Werecommend that the AC mains input to your power supply be fused We recommend against having switches in the DC connection from your power supply to the PMDX 134 Pin Number Label Description 1 NEG Negative DC input terminal normally isolated from the PC s ground Positive DC input terminal Table 3 DC Power Connector Pin Out J5 WARNING The voltage connected to the motor power input must conform with the Geckodrive stepper driver specifications Do not exceed 80 volts DC at the motor power input to the PM DX 134 board Reversing the motor power polarity will result in significant damage Verify power connections before applying power PMDX 134 Manual 12 doc 2011 Practical Micro Design Inc Page 7 of 12 6 December 2013 All Rights Reserved PMDX 134 User s Manual Document Revision 1 2 3 3 Motor Disable Connector J6 This connector provides wire clamp screw terminal connections for controlling to Geckodrive s motor disable function This provides a way for external circuitry to enable and disable the motor current from the Geckodrive modules Use this connector if you need to manually reposition your machine without removing power from your system
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