2 Phase Step Motor Drive
Contents
1. 11 6 Error 5 13 7 Reference Materials 13 7 1 Mechanical Outline 13 TT TT 14 7 2 1 Electrical Specifications a oaa aco e 14 7 2 2 Environmental Specifications 14 7 3 Torque Curves 2 1 066 15 8 Contacting 5 16 Rev 1 0 8 30 2010 2 SR8 User Manual 1 Introduction Thank you for selecting the MOONS SR8 Motor Drive We hope our commitment to performance quality and economy will make a successful motion control project 1 1 Overview The SR series drives are cost effective high performance 2 phase step drives The design is based on PID current control technology and features high torque low noise and low vibration The running current and microstep resolution are switch selectable 1 2 Features Power Supply operates from a 24 to 75 volt DC power supply Output Power position switch selectable 8 settings maximum 7 8 amps peak Current Control advanced digital current control provides excellent high speed torque e Microstep Resolution position switch selectabl2. 2 Phase Step Motor Drive MOONS SR i STEP MOTOR DRIVER ROHS SR8 m A696351000176 1 IE Input Voltage24 7svpc O9320007 Jutput Current 7 8A PEAK IIM User Manual Rev 1 1 AMP amp MOONS Automation SR8 User Manual MOONS Contents 1 3 1 1 2 8 88 3 1 2 3 1 3 Block diagram 4 2 Mounting the Drive n 4 Connections 5 3 1 Connecting to the Power Supply 5 3 2 Connecting to a Motor 5 3 3 Connecting to the Inputs 6 3 3 1 Step amp Direction 6 33 2 EN 1010 T 8 5 6 5 8 4 Switch Selection 9 RUNNING U uuu uuu 9 4 2 Idle 2 000 000000000018 9 4 3 Microstepping 9 44 Self 10 5 Motor Selection 10 5 1 Recommended Motors
3. 6 9 5 m lo _ m STEP 2 mme wem uwewwee wan m wc orvos we wc memmmewe 5 7 2 2 Environmental Specifications Heat Sinking Method Natural cooling or fan forced cooling Surrounding Air Conditions Avoid dust oily mist and corrosive air Operating Temperature 0 40 C 32 104 F Maximum Ambient Humidity 90 non condensing Storage Temperature 10 0 C 14 158 F Rev 1 0 8 30 2010 15 SR8 User Manual 7 3 Torque Curves Torque N m Torque N m Torque N m Torque N m 23HS0416 01 Drive SR8 Microstep 51200 steps rev Current 4 8A Peak 0 10 20 30 40 50 Speed rps 23HS3422 06 Drive SR8 Microstep 51200 steps rev Current 4 8A Peak 0 10 20 30 40 50 Speed rps 34HD0801 02 Drive SR8 Microstep 51200 steps rev Current 6 4A Peak 0 10 20 30 40 50 Speed rps 34HD2801 05 Drive SR8 Microstep 51200 steps rev Current 5 6A Peak 20 Speed rps 30 40 50 15 Torque N m Torque N m Torque N m 0 8 0 6 0 4 0 2 2 5 2 0 23HS2442 05 Drive SR8 Microstep 51200 steps rev Current 4 8A Peak 0 10 20 30 40 50 Speed rps 24HS5401 10N Drive SR8 Microstep 51200 steps rev Current 4 8A Peak 0 10 20 30 40 50 Speed rps 34HD1801 02 Drive SR8 Microstep 51200 steps rev Current 6 4A Peak 20 Speed
4. rps 30 40 50 Rev 1 0 8 30 2010 SR8 User Manual 8 Contacting MOONS Service Center 1 86 400 820 9661 B MOONS Headquarter 168 Mingjia Road Minhang District Shanghai 201107 P R China Tel 86 0 21 52634688 Fax 86 0 21 52634098 MOONS International Trading Company A F Building 30 69 Guiging Road Cao He Jin Hi Tech Park Shanghai 200233 P R China Tel 86 0 21 64952755 Fax 86 0 21 64951993 Domestic Offices Shenzhen Room 2209 22 F Kerry Center 2008 Renminnan Road Luohu District Shenzhen 518001 P R China Tel 86 0 755 25472080 Fax 86 0 755 25472081 Beijing Room 816 Tower B China Electronics Plaza 3 Danling Street Haidian District Beijing 100080 P R China Tel 86 0 10 58753312 Fax 86 0 10 58752279 Nanjing Room 1101 1102 Building 2 New Town Development Center No 126 Tianyuan Road Moling Street Jiangning District Nanjing 211106 P R China Tel 86 0 25 52785841 Fax 86 0 25 52785485 Qingdao Room 1012 Zhuoyue Tower No 16 Fengcheng Road Shibei District Qingdao 26000 P R China Tel 86 0 532 80969935 Fax 86 0 532 80919938 Wuhan Room 3001 World Trade Tower 686 Jiefang Avenue Jianghan District Wuhan 430022 P R China Tel 86 0 27 85448742 Fax 86 0 27 85448355 Chengdu Room 1917 Western Tower 19 4th Section of South People Road Wuhou District Chengdu 610041 P R China Tel 86 0 28 85268102 Fax 86 0 28 8
5. 5268103 Xi Room 1006 Tower D Wangzuo International City 1 Tangyan Road Xi an 710065 China Tel 86 0 29 81870400 Fax 86 0 29 81870340 Rev 1 0 8 30 2010 16 Ningbo Room 309 Tower B Taifu Plaza 565 Jiangjia Road Jiangdong District Ningbo 315040 P R China Tel 86 0 574 87052739 Fax 86 0 574 87052365 Guangzhou Room 4006 Tower B China Shine Plaza 9 Linhe Xi Road Tianhe District Guangzhou 510610 P R China Tel 86 0 20 38010153 Fax 86 0 20 38103661 North America Company MOONS INDUSTRIES AMERICA INC 1113 North Prospect Avenue Itasca IL 60143 USA Tel 1 630 8335940 Fax 1 630 8335946 APPLIED MOTION PRODUCTS INC 404 Westridge Dr Watsonville CA 95076 USA Tel 1 831 7616555 Fax 1 831 7616544 LIN ENGINEERING INC 16245 Vineyard Blvd Morgan Hill CA 95037 Tel 1 408 9190200 Fax 1 408 9190201 European Company MOONS INDUSTRIES EUROPE S R L Via Torri Bianche n 1 20871 Vimercate MB Italy Tel 39 039 6260521 Fax 39 039 9631409 South East company MOONS INDUSTRIES SOUTH EAST ASIA PTE LTD 33 Ubi Avenue 3 408 23 Vertex Singapore 408868 Tel 65 66341198 Fax 65 66341138 Japan Company MOONS INDUSTRIES JAPAN CO LTD Room 601 6F Shin Yokohama Koushin Building 2 12 1 Shin Yokohama Kohoku ku Yokohama Kanagawa 222 0033 Janpan Tel 81 0 45 4755788 Fax 81 0 45 4755787
6. 8 SR8 User Manual 4 Switch Selection Running Current Idle current Microstepping Self test 4 1 Running Current The output current of the SR8 Step Drive is set by the SW1 SW2 and SW3 switches and can be changed as necessary There are 8 settings available according to the ON OFF combination of the switches 4 2 Idle Current The running current of the 558 drive is automatically reduced anytime the motor isn t moving Setting the SW4 switch to ON reduces the current to 50 of its running value Setting this switch to OFF maintains 90 of the running current This 9096 setting is useful when a high holding torque is required To minimize motor and drive heating it is highly recommended that the idle current reduction feature be set to 5096 unless the application requires the higher setting 4 3 Microstepping The microstep resolution is set by the SW5 SW6 and SW7 switches There are 8 settings FUE s a OFFOFFOFF EH WE PRI 1600 3200 OFF 6400 12800 25600 51200 Rev 1 0 8 30 2010 SR8 User Manual 44 Self Test Setting switch SW8 to ON after the drive is powered up will cause the drive to perform a self test move of 2 revolutions both CW CCW at 1rps Setting switch SW8 to OFF disables this feature 5 Motor Selection Each position of the 16 bit rotary switch selects a different motor and automatically sets the configuration parameters in the drive The SR8 drive c
7. NNECTED Black A Black A Black A 4 LEAD MOTOR 6 LEAD 6 LEAD Yellow NC MOTOR Yellow A MOTOR Green A Green A Green NC B NC B B B NC Red White Blue Red White Blue BlueB D s LEADS PARALLEL CONNECTED E s LEADS SERIES CONNECTED Black AF Orange Yellow 8 LEAD Orange Yellow MOTOR Green A Green Red B White Brown B White Blue B Rev 1 0 8 30 2010 SR8 User Manual 3 3 Connecting to the Inputs 3 3 1 Step 4 Direction Inputs The SR8 Step Drive has two high speed optically isolated inputs called STEP and DIR They ac cept 5 to 24 volt single ended or differential signals up to 2MHz The maximum voltage that can be applied to the input is 28V The motor executes one step with the falling edge of the STEP signal The direction of rotation is controlled by the DIR signal level A low level signal 0 level will result in clockwise rotation and a high level signal 1 level will result in counterclockwise rotation Indexer with Sinking Outputs Indexer with Sourcing Outputs Indexer with Differential I STEP STEP Outputs Connecting to Indexer with Differential Outputs Many high speed indexers have differential outputs Encoder Wiring for Encoder Following Rev 1 0 8 30 2010 6 SR8 User Manual 5 to 24V Power run stop switch Supply closed run Using Mechanical Switches 3 3 2 EN Input The EN i
8. ON LENGTH ANGLE AMPS OHMS MH INERTIA WEIGHT mm TORQUE LEADS DEG Kg mNm unipolar 2400 4 5 0 48 1 7 34HD0801 02 Bipolar series 66 5 3000 8 1 8 3 18 0 96 6 8 1100 1 6 Bipolar parallel 3000 6 3 0 24 1 7 unipolar 4800 4 5 0 66 2 7 34HD1801 02 Bipolar series 96 6500 8 1 8 3 18 1 32 10 8 1850 2 7 Bipolar parallel 6500 6 3 0 33 2 7 unipolar 7000 4 0 97 5 4 34HD2801 05 Bipolar series 125 5 9800 8 1 8 2 8 1 94 21 6 2750 3 8 Bipolar parallel 9800 5 6 0 485 5 4 Rev 1 0 12 8 30 2010 SR8 User Manual 6 Error Codes The SR8 Step Drive has one bicolor red green LED to indicate status When the motor is en abled the green LED flashes slowly When the green LED is solid the motor is disabled If the red LED flashes an error has occurred Errors are indicated by a combination of red and green flashes as follows Solid green Motor disabled Flashing green Motor enabled 00000 3red 2 green Bad internal voltage 000009 4 1 green Over voltage 0900000 4 2 green Under voltage 0090909090 5red 1 green Overcurrent short circuit 0000090990 Gred 1 green Open motor winding 7 Reference Materials 7 1 Mechanical Outline 2 4 50 33 22 50 75 50 22 30 22 50 Unit mm Rev 1 0 8 30 2010 SR8 User Manual 7 2 Specifications 7 2 1 Electrical Specifications Pn m Ps _ w a z
9. be used through the four corner holes For narrow side mounting applications M3 screws can be used in the two side holes The amplifiers in the drive generate heat To operate the drive continuously at maximum power forced air cooling as from a fan should be provided Never use the drive in a space where there is no air flow or where other devices can cause the surrounding air to be more than 40 C Never put the drive where it can get wet or where metal particles can fall into it Rev 1 0 8 30 2010 4 SR8 User Manual 3 Connections To use the SR8 Step Drive the following items ded Rotary Switch FAULT Output Apower supply 24 75 VDC EN Input DIR Input e Pulse amp Direction signal STEP Input Acompatible step motor Sw8 Selection lt Switches SW1 B 3 1 Connecting to the Power Supply Motor Connections B If the power supply does not have a fuse on the Power Connector V output or some kind of short circuit current limiting device a fast acting fuse is required An 8 amp fast acting fuse should be installed in line with the power supply lead Grounding screw Connect the motor power supply terminal to the drive terminal labeled V Connect the power supply to the drive terminal labeled V Be careful not to reverse the wires 3 2 Connecting to a Motor A 4 LEAD BIPOLAR MOTOR B e LEAps SERIES CONNECTED C e LEADS CENTER TAP CO
10. e 8 settings 400 800 1600 3200 6400 12800 25600 51200 step rev Speed Range speeds up to 3000 rpm Anti Resonance raises the system damping ratio to eliminate midrange instability and allow stable operation throughout the speed range of the motor Auto Setup measures motor parameters and configures motor current control and anti reso nance gain settings Microstep Emulation performs high resolution stepping by synthesizing coarse steps into fine micro steps e Control Modes Step Direction CW CCW pulse Input Digital Filters 2 MHz digital filter for high speed inputs Motor Type Select a 16 bit rotary switch is used to select the desired motor database which is pre loaded at the Factory Load Inertia Select as part of the motor database each motor can be selected for use with low or high load inertia Idle Current switch selectable for 50 or 90 idle running current reduction 1 second after the motor stops Self Test switch selectable the drive will perform a 2 rev 1 rps CW CCW move test Rev 1 0 8 30 2010 SR8 User Manual 1 3 Block diagram SR8 Block Diagram 24 75106 External Power Supply 5V switching reg MOSFETs 8 motor Rotary code N switch Optical Isolation LED 17 2 Mounting the Drive The SR8 Step Drive can be mounted on the wide or the narrow side of the chassis If it is mount ed on the wide side M3 screws should
11. nput enables or disables the drive amplifier It is optically isolated input that accepts a 5 to 24 volt single ended or differential signal The maximum voltage that can be applied to the input is 28V When EN input is closed the driver amplifier is deactivated All the MOSFETS will shut down and the motor will be free When EN input is open the drive is activated When the drive has encountered an error and the fault is removed from system a falling signal into the EN input will reset the error status and activate the drive amplifier again Switch or Relay closed logic low NPN Proximity Sensor Connecting an NPN type Proximity Sensor to an input when prox sensor activates input goes low Proximity Sensor Connecting an PNP type Proximity Sensor to an input when prox sensor activates input goes low Rev 1 0 8 30 2010 SR8 User Manual 3 3 3 Fault Output The FAULT Output is optically isolated The maximum collector current is 100mA and the maxi mum collector to emitter voltage is 30 volts The output can be wired to sink or source current When drive is working normally the output is open When the drive encounters an error the output closes 5 24 volt Power Supply Connecting a Sinking Output 5 24 volt Power Supply Connecting a Sourcing Output 5 24 volt Power Supply 5 24 volt Power Supply Driving a Relay Rev 1 0 8 30 2010
12. omes programmed with up to 8 typical motors as factory defaults Drives can be customized with specially selected motors when required The rotary switch also selects a low or high inertia for each motor to allow for various load conditions The low setting is 1 1 and the high setting is 10 1 Each motor in the loaded database has unique settings to optimize the anti resonance oee the table below When the motor selection is changed the drive power supply will need to be cycled Wow _ 0 EHSRLIAWESHSDIBDT 7228 LS PHSRHIAMDSHSMBDR _ 00 LB w Motor selections ending in L are for low inertia and those ending in H are for high inertia Rev 1 0 8 30 2010 10 SR8 User Manual 5 1 Recommended Motors 23HS Series 1 8 47 14 0 20 4 5 1 0 47 14 0 20 56 5 8 0 1 Unit mm Parameters PART CONNECTION 24HS Series 1 8 20 6 0 5 38 1 0 05 Parameters Unit mm PART CONNECTION Rev 1 0 Hn 8 30 2010 SR8 User Manual 34HD Series 1 8 73 025 0 025 8 LEAD WIRES AWG22 UL3266 C C 85MAX b 2 6 5 0 2 012 7 0 013 E I a Unit mm Parameters Mates STEP ROTOR MOTOR PART CONNECTI
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