User Manual - Mach Motion Products
Contents
1. Mach Motion Products User Manual UIM24302A B Voltage Control Miniature Integrated Stepper Motor Controller UIM24302A B Please pay attention to the following before using the Mach Motion products Mach Motion products meet the specification contained in their particular Data Sheet Mach Motion wil only work with the customer who respects the Intellectual Property IP protection Attempts to break Mach Motion s IP protection feature may be a violation of the local Copyrights Acts If such acts lead to unauthor ized access to Mach Motion s IP work Mach Motion has a right to sue for relief under that Act Information contained in this publication regarding controller applications and the like is provided only for your convenience and may be superseded by updates It is your responsibility to ensure that your application meets with your specifications Mach Motion makes no representations or warranties fo any kind wether express or implied written or oral statutory or otherwise related to the information including but not limited to its condition quality performance merchantability or fitness for purpose Mach Motion disclaims all liability arsing from this information and its use Use of Mach Motion products in life support and or safety applications is entirely at the buyer s risk and the buer agrees to defend indemnify and hold harmless Mach Motion from any and all damages claims suits or expenses resulting from s2. as well as work standalone Die cast aluminum enclosure improved heat dissipation and durability Motor Driver Features 10 30VDC input voltage Max 2A adjustable phase current 16th micro stepping Dual full H bridge with PWM constant current control Control Features Embedded microcontroller Self pulse generation automatic run on power up Speed control through on board trimmer 0 15 1900 RPM UIM24302A Speed control through external potentiometer 0 15 1900 RPM UIM24302B Speed control through 0 5V voltage input 0 15 1900 RPM UIM24302B 0 3 seconds acceleration period Switch control run stop direction enable shutdown Automatic current reduction power saving General Description UIM24302 stepper motor controller is a microprocessor embedded voltage control miniature stepper motor controller With the UIM24302 the motor speed can be controlled by an analog voltage in three optional ways 1 the on board trimmer 2 an external potentiometer or 3 an external voltage Run stop direction high low speed range and enable disable can be controlled simply by shorting the corresponding terminal to the ground UIM24302 controllers can run the motor without user control device The microprocessor of the UIM24302A B is capable to ramp up the current speed to the desired speed within 0 3 seconds even when the speed control volt
3. M24302A B Figure 3 1 Speed Range Jumper J1 J2 High Speed Range When the desired speed is high the high speed range should be selected by leaving the terminal 5 open i e not connected or linking to 5V In the high speed range there are two jumpers at the bottom of the controller which can further limit the range of the speed The relationship between the two jumpers and the speed range is given in the following table J1 J2 Pulse Frequency Hz Speed for 1 8 stepper RPM open short 100 102K 1 875 1912 5 short short 100 102K 1 875 1912 5 Factory Default open short 100 51K 1 875 956 25 short open 100 25 5K 1 875 478 13 Low Speed Range When the desired speed is low the low speed range should be selected by linking the terminal 5 to ground i e terminal 2 In the low speed range there are two jumpers at the bottom of the controller which can further limit the range of the speed The relationship between the two jumpers and the speed range is given in the following table J1 J2 Pulse Frequency Hz Speed for 1 8 stepper RPM Note open short 8 8 16K 0 15 153 short short 8 8 16K 0 15 153 Factory Default open short 8 4 08K 0 15 76 5 short open 8 1 04K 0 15 38 25 NOTICE Please provide your speed range when ordering if you want the jumpers to be set by the factory Acceleration Deceleration The microprocessor of the UIM24302A B is capable to ramp up
4. PM speed for a 1 8 degree stepper motor UIM24302 provides three methods to adjust the speed Onboard trimmer For UIM24302A adjusting the onboard trimmer will give the desired motor speed External potentiometer For users who need to use external potentiometer POT to control the speed UIM24302B provides a 5V reference voltage output and a speed control voltage input port The resistance of the POT should be between 5K and 10K ohms Less than 5K will result in excessive power consumption and larger than 10K will cause inaccurate measurement External control voltage For users want to use an external voltage to control the speed to facilitate the needs such as microprocessor D A control UIM24302B provides a speed control voltage input port The external control voltage must share the common ground with the UIM24302B controller In other words the ground of the external control voltage must be linked to the terminal 2 In addition the external control range must between 0 3V and 5 3V Voltage outside the range will only produce smoke Speed Range Selection To preserve the accuracy of the measurement of the speed control voltage the user should select the proper speed range Since the voltage measurement accuracy is 8bit UIM24302 uses a 10bit A D converter and abandon the last 2 digits to suppress the noise the speed adjusting is not continuous but has an incremental of 1 255 of the max speed Page 9 Mach Motion Products UI
5. age is changing This feature makes the sudden increase of the desired speed become possible UIM24302 can provide 0 2A adjustable phase current Their mixed decay current control reduces the back EMF effect under high motor speed and improves the performance UIM24302 can be mounted onto NEMA 17 23 series stepper motor seamlessly through adapting flanges The enclosure is made of die cast aluminum which provides a rugged durable protection and improves the heat dissipation Page 3 Mach Motion Products UIM24302A B Terminal Description UIM24032A Wiring Terminal Figure 0 1 UIM4032A wiring terminal A To avoid loss of terminal screws please always keep screws tightened UIM24032B Wiring Terminal Figure 0 2 UIM4032B wiring terminal Jumper J172 o To avoid loss of terminal screws please always keep screws tightened Page 4 Mach Motion Products UIM24302 Miniature Integrated Stepper Motor Controller Control Terminals tNOTICE Only UIM24302B provides this port Motor Terminals 1 A A Connect to the stepper motor phase A 2 3 4 B B Connect to the stepper motor phase B A WARNING Incorrect connection of phase winds will permanently damage the controller Resistance between leads of different phases is usually gt 100K Resistance between leads of the same phase is usually lt 1000 Page 5 Mach Motion Products UIM24302A B Typical Applicati
6. ation no frosting Storage temperature 50 C 150 C Size and Weight Size 42 3mm x 42 3mm x 16 5mm Wight 0 1 kg Page 8 Mach Motion Products UIM24302 Miniature Integrated Stepper Motor Controller Functional Description Supply Voltage UIM24302A B controller accepts a wide range input voltage from 10 to 30VDC In general higher supply voltage improves motor performance under high speed situation but also increases the power loss and temperature raise Output Phase Current UIM24302 is capable of providing a maximum 2A phase output current In specific application the peak output current needs to be adjusted to meet the rated motor current A trimmer potentiometer is provided to serve this purpose at the bottom of the controller as shown in the figure 3 1 Measuring the mapped voltage Va when tuning the trimmer provides a easy way to set the output current A mapped voltage Va of 0 4V proportionally represents 0 2A Please note that the controller needs to be powered before mapped voltage Va can be measured Reboot of the controller is required after the setup the phase current Figure 3 1 Setup Phase Current 10 30VDC ZN Te Volt Meter O Current I Adjusting Mapped Voltage Va Trimmer Speed Control UIM24302 onboard processor is able to produce 8 Hz 102 KHz step driving pulses Under 16th micro stepping that pulse rate equal to 0 15 1900 R
7. e external control voltage must be linked to the terminal 2 In addition the external control range must between 0 3V and 5 3V Voltage outside the range will only produce smoke Page 7 Mach Motion Products UIM24302A B Characteristics Absolute Maximum Ratings SUPpPly VOA JEn Meee eer el ce ee epee ee ee ee 10V to 30V Ambient temperature Under DIAS 0 0 ccccccecccceeeeceeeeeeeeeseeceeseeeeseeesseeeeseeeeseeesseeeeaaes 40 C to 85 C Storage TEMP Sl ANS asic octet a eater Pee ented E E E 50 C to 150 C tNOTICE Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operation listings of this specification is not implied Exposure to maximum rating conditions for extended periods may affect device reliability Electrical Characteristics Ambient Temperature 25 C Supply Power Voltage 10 30VDC Motor Output Current Max 2A per phase Adjustable through on board trimmer Driving Mode PWM constant current Stepping Resolution 16 fixed Insulation Resistance gt 100MQO Dielectric Strength 0 5KV in one minute Speed Range 8 Hz 102K Hz 0 15 1912 5 RPM 1 8 Motor Environment Requirements Working environment Avoid dust oil mist and corrosive gases Working temperature 40 C 85 C Humidity lt 80 RH no condens
8. on UIM24302A controller is equipped with a million cycle speed adjusting trimmer UIM24302B allows the user to use an external potentiometer or external voltage to control the speed UIM24302A using Onboard Trimmer Figure 1 1 UIM24302A using Onboard Trimmer Stepper Motor Enable Run Stop UIM24302A Controller H L Speed Direction UIM24302B with External POT Figure 1 2 UIM24302B with External POT NEVER shorten Vr to GND 1 UIM24302B Controller For users need to use external potentiometer POT to control the speed UIM24302B provides a 5V reference voltage output and a speed control voltage input port The resistance of the POT should be between 5K and 10K ohms Less than 5K will result in excessive power consumption and larger than 10K will cause inaccurate measurement Page 6 Mach Motion Products UIM24302 Miniature Integrated Stepper Motor Controller UIM24302B with External Control Voltage Figure 1 3 UIM24302B with External Control Voltage NEVER shorten Stepper Motor Vr to GND 10 30vDC f Enable UIM24302B Controller Run Stop H L Speed Direction External Voltage Control For users want to use an external voltage to control the speed to facilitate the needs such as microprocessor D A control UIM24302B provides a speed control voltage input port The external control voltage must share the common ground with the UIM24302B controller In other words the ground of th
9. the current speed to the desired speed in 0 3 seconds even when the speed control voltage is changing This feature makes the sudden increase of the desired speed become possible Actually for a proper made stepper motor it is possible to jump to 1900 rpm in 0 3 seconds To guarantee the motor can stop as quicker as possible the deceleration rate is set to infinity which means the motor will output a desired speed lower than current speed immediately Page 10 Mach Motion Products UIM24302 Miniature Integrated Stepper Motor Controller APPENDIX A Dimensions Units mm Page 11 Mach Motion Products UIM24302A B APPENDIX B Installation NEMA 17 Stepper Installation without adapting flange 1 Screw mount UIM controller driver onto the motor 2 Wire the motor leads Deian C iha Biani Ha A r NEMA 23 and Larger Stepper Installation with adapting flange 1 Screw mount the adapting flange onto the motor 2 Screw mount UIM controller driver onto the adapting flange 3 Wire the motor leads Page 12 Mach Motion Products
10. uch use No licenses are conveyed implicitly or otherwise under any Mach Motion intellectual property rights Trade Mark Layout design Patent The UIROBOT name and logo are registered trademarks of UIROBOT Ltd in the PR China and other countries UIROBOT s UIM24XXX series Step Motor Controllers UIM25XX series CAN RS232 Converter and their layout designs are patent protected UIM24302 Ordering Information In order to serve you quicker and better please provide the product number in following format UIM24302 PART NUMBERING SYSTEM e Seeeceee Seecccce pm Jumper 2 0 Open 1 Short Range Jumper 1t 0 Open 1 Short A On board Potentiometer Speed Control Category Series B Ext Voltage Potentiometer UIM 243 Control T Screw Terminal Motor Voltage Connector P Plug Socket Control Control Max Current 02 2A Note If not selected the code box es can be deleted Default options are T screw terminal A on board potentiometer 1 J1 short 1 J2 short Examples UIM24302 UIM24302PA00 UIM24302TB Examples of Control Connector options Screw Terminal Rectangular Plug Socket Page 2 Mach Motion Products UIM24302 Miniature Integrated Stepper Motor Controller UIM24302A B Voltage Control Miniature Integrated Stepper Motor Controller Features Miniature Integral Design Miniature size 42 3mm x 42 3mm x 16 5mm L x W x H Integrally designed to fit onto motors seamlessly
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