SMA6520-5040-000-5 - UPDATED BY LIET LY ON
Contents
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6. California 90245 Segundo Glentek Inc 208 Standard Street 5 6520 SERIES MANUAL THIS PAGE IS INTENTIONALLY LEFT BLANK 17 Glentek Inc 208 Standard Street El Segundo California 90245 U S A 310 322 3026 Omega Series Digital PWM Brushless Servo Amplifiers e PWM Pulse Width Modulated Brushless servo amplifiers to 20KW Analog Brush Type Servo Amplifiers e Linear Brush type servo amplifiers to 2 6KW e PWM Pulse Width Modulated Brush type servo amplifiers to 28 Analog Brushless Servo Amplifiers e Linear Brushless servo amplifiers to 3 5KW PWM Pulse Width Modulated Brushless servo amplifiers to 51KW Permanent Magnet DC Brush Type Servo Motors Continuous Torques to 335 in Ib e Peak Torques to 2100 in lb Permanent Magnet DC Brushless Servo Motors Continuous Torques to 1100 lb e Peak Torques to 2200 in lb GLENTEK Solutions for Motion Control 208 Standard Street El Segundo California 90245 USA Telephone 310 322 3026 Fax 310 322 7709 www glentek com e mail sales glentek com
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10. Status indicator 7 segment LED display indicates amplifier status and diagnostics Dedicated inputs limits enable fault motor over temperature and reset for Trapezoi dal version Enable fault motor over temperature and reset for 2 phase sinusoidal version External fault reset An input is provided to reset the amplifier in the event of a fault Manual reset A push button reset is available to reset a fault Current limit Peak motor current is adjustable CE compliant All servo amplifiers are CE marked Glentek Inc 208 Standard Street El Segundo California 90245 U S A 310 322 3026 2 5 6520 SERIES MANUAL Technical Specifications Output Power 400 Watts continuous 2000 Watts peak heatsink module version 25 C e 500 Watts continuous 2000 Watts peak heatsink module w fan and cover version 25 C 5 amps continuous 25 amps peak Note 1 Current trip time and peak current is adjustable Note 2 Output power ratings based on Glentek or customer supplied airflow Input Connections Bipolar supply voltage 20 to 55VDC Standard voltage Bipolar supply voltage 25 to 75VDC High voltage Auxiliary bias supply voltage 15VDC regulated 400 mA Command 8 analog signals 20 maximum differential Fan power for large heatsink module with cover 24VDC Fan power for 2 axis chassis 120 VAC single phase Manual reset Pushbutton switch Reset Pulled up Active low Enable Pulle
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16. J4 microshunt to its original current mode position Balance RV1 The balance pot can be used to deal with offsets in the amplifier and offset in the input signal A good initial setting is to set the wiper to the midpoint After the load is up and running final adjustment can be made if needed Input Signal Gain RV5 The signal input gain pot scales your input signal to the current you want to command Apply a known input signal and adjust RV5 to the desired voltage at TP2 using a scale factor of 4 5A V Avoid setting the gain such that the input signal com mands current above the current limit This will prevent your current command signal from being clipped These pot adjustments may be all the adjustment needed Continue with the startup process by connecting the load and applying the main power to the amplifier 5 Glentek Inc 208 Standard Street Segundo California 90245 U S A 310 322 3026 5 6520 SERIES MANUAL APPENDIX Glentek Inc 208 Standard Street Segundo California 90245 U S A 310 322 3026 NOILYAND NOO io 1335 2000 0 05 0266 onus 15 8 awos E 000 008 069 OCS9YINS E AA 1 E 200 GANIVLNOD NOLLYIWHO NI IHL FINGOW IAOW ano ASVHd Z men A TETA X00 LL SHOS OZS9YNS NOILVTIVLSNI TU 10 x SEIN SAG O 0 30 101 Y
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18. can be made Turn on the bias supply 15Vdc it is not necessary to connect the load or turn on the main bipolar supply yet 2 Phase Sinusoidal Current Mode pot adjustments Refer to 6520 11 schematic in the appendix Current Limit RV1 The current limit pot sets the peak output current the amplifier can de liver to the load The range is 3A to 25A Set RV1 by adjusting the pot to the desired value by measuring the voltage at TP2 0 volts is the minimum and 5 volts is the maximum current Input Signal Gain There are two gain pots one for each phase the adjustment procedure is the same for both The pots RV2 amp RV3 scale your input signals to the desired cur rents you wish to command Apply a known input signal and adjust the pot to the desired current using a scale factor of 4 5A V at the test point connected to the pot wiper Repeat for the second phase Avoid setting the gain such that the input signals command currents above the current limit This will prevent your current command signal from being clipped Hall Sensor Trapezoidal Output Current Mode pot adjustments Schematic 6520 12 Current Limit RV2 The current limit pot sets the peak output current the amplifier can de liver to the load The range is 4 to 25A In order to set the current limit temporarily remove the microshunt at J4 Then adjust RV2 until the measured voltage at TP2 equals the desired peak current use a scale factor of 4 5A V Restore the
19. most powerful amplifiers for a given form factor Typical applications which are ideal for the SMA6520 series amplifiers include low inductance resistance brushless and brush motors linear or rotary high resolution linear brushless motor stages and voice coil motors The SMA6520 series is highly configurable and can operate in the following modes 1 2 phase sinusoidal commutation 11 plug in board of three phase brushless servo mo tors In this mode the amplifier accepts two 10V analog inputs as a current command reference for two of the motor phases The third phase is derived within the amplifier from the two reference phases This amplifier does not use any feedback devices and is used with controllers that provide the commutation Trapezoidal commutation 12 plug in board of three phase brushless servo motors In this mode the amplifier accepts a 10V analog input as a current command reference and utilizes the Hall Sensors which are mounted on the motor for commutation of the motor in current torque mode The driving of voice coils or DC brush servo motors 11 plug in board in current torque mode In this mode the amplifier accepts a 10V analog input as a current command reference Glentek Inc 208 Standard Street Segundo California 90245 U S A 310 322 3026 5 6520 SERIES MANUAL FEATURES Ergonomic Design Easy access to connections adjustments and test points SMT construct
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22. OPERATION amp SERVICE MANUAL Model SMA6520 SERIES Linear Servo Amplifiers NvYYYYVYYY MANUAL 6520 5040 000 GLENTEK Solutions for Motion Control 5 6520 SERIES MANUAL TABLE OF CONTENTS Introduction Features Technical Specifications Model Numbers Startup APPENDIX Drawing 5 6520 50 5 11 00 Sinusoidal Module Drawing SMA6520 50HS 12 00x Hall Trap Module Drawing SMA6520 50HF 11 00x Sinusoidal Module w Fan Drawing SMA6520 50HF 12 00x Hall Trap Module w Fan Drawing SMA6520 2A 2 2 Axis Baseplate Drawing Preamplifier 20 Sinusoidal Current Mode Schematic Preamplifier 20 Sinusoidal Current Mode Drawing Preamplifier Hall Trapezoidal Current Mode Schematic Preamplifier Hall Trapezoidal Current Mode Schematic SMA6520 Module 20 Sinusoidal Current Mode Glentek Inc 208 Standard Street El Segundo California 90245 U S A 310 322 3026 5 6520 SERIES MANUAL Introduction Glentek s SMA6520 series linear servo amplifiers provide the optimum solution for applications which require high current loop bandwidth low radiated electrical noise and zero crossover distor tion These amplifiers incorporate our latest generation ISO BIAS current sense technology which provide one of the lowest drift linear amplifiers on the market today These amplifiers are con structed using surface mount technology and incorporate the latest in heat transfer technology which make them one of the
23. d up Active low Limits Pulled Up Active low for Trapezoidal version and configurable for active low or active high for Encoder based version e Hall sensors Pulled Up Active low for Trapezoidal version e Motor over temperature Pulled up Active High normally closed switch Output Connections e Motor phases B and e Fault out Open collector Pulled Up 5V Active low TTL to 24V compatible Bandwidth e 10 kHz maximum and varies with motor inductance Status Indicator 7 segment LED display indicated amplifier status and diagnostics Mechanical e Standard heatsink module version Length 8 0 Width 2 5 Height 7 5 e Large heatsink module w fan amp cover version Length 10 17 Width 5 31 Height 7 95 e 2 chassis version Length 12 75 Width 10 25 Height 8 0 Environmental e Operating temperature 0 to 65C e Storage temperature 40 to 80C e Humidity 5 95 relative non condensing 3 Glentek Inc 208 Standard Street El Segundo California 90245 U S A 310 322 3026 5 6520 SERIES MANUAL MODEL NUMBERS Glentek s SMA6520 series linear servo amplifiers are offered in two module styles the standard 50HS and the 50HF which has a cover and a fan Both modules accept either of the available plug in boards 2 sinusoidal commutation or Hall Trapezoidal commutation A baseplate design with 2 slots available for modules has a bridge rectifier and filter capacitor
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25. ion Provides ultra compact size cost competitive package and high reli ability Bandwidth All servo amplifiers have a nominal 10 kHz current loop bandwidth which varies with the motor inductance Linear output stage Provides high bandwidth low noise and zero crossover distortion Multimode operation The 2 Phase Sinusoidal servo amplifier can drive 3 phase brushless motors voice coils or DC brush servo motors in current torque mode The Trapezoidal servo amplifier can drive 3 phase brushless motors in current torque mode In addition the Trapezoidal servo amplifier can close the velocity loop via feedback of a DC tachometer Wide operating voltage Operating voltages range from either 20 to 75 VDC for standard heatsink Module large heatsink module w fan and cover ver sions and 17 to 53 VAC for the 2 Axis chassis version Industry std mounting Available in a standard heatsink Module large heatsink module w fan and cover and a 2 Axis chassis version Optional custom mounting configurations are available to meet virtually any requirement Two basic versions Available in Trapezoidal and 2 Phase 3 Phase Current Mode commu tated versions Fault protection Short from output to output short from output to ground amplifier RMS over current amplifier under over voltage and amplifier over tem perature Motor over temp An input is provided for a motor over temperature switch and will shut down the drive and display a fault
26. s for the required bipolar DC voltage for the modules along with the 15VDC logic supply needed for the bias voltages MODULES First 4 Columns MULTIAXIS BASEPLATES All Columns MODEL NUMBERING DESCRIPTION Linear Amplifier Series SMAGS20 Module amp a Configuration me sanga Heatsink Module NN Large Heatsink Module Fan 4 Cover 11 2 Phase Sinusoidal Current Mode Plug In Board Personality Board Hall Sensor Trapezoidal Commutation 12 Current Mode Plug In Board Personality Board Encoder Based Sinusoidal Commuta tion Current or Velocity Mode Plug In Board Personality Board 003 Standard Voltage Configuration Power Board 55VDC High Voltage Configuration Power Board 75VDC Module Module w Fan 8 cover 2A 2 Axis Baseplate w Fans and Power Supplies 0 no modules installed oA 2 Axis Baseplate w Fans and Power Supplies 1 1 module installed lo 2 Axis Baseplate w Fans and Power Supplies 2 2 modules installed Note Voice coil and DC brush modes are also available upon request Glentek Inc 208 Standard Street El Segundo California 90245 U S A 310 322 3026 4 5 6520 SERIES MANUAL STARTUP Refer to the technical specifications page and the drawings in the appendix for the information needed to supply the correct power and to wire the model you are starting up When the wiring is completed and verified the initial pot adjustments
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