Miranda

Miranda provides 1Nm of torque underpinned by Servotorq I technology. With a larger bore than Titan or Leto, Miranda is ideal for pointing sensors that need weather seals and data pass through.

  • 1Nm

Torque

  • 24V DC

Voltage

  • 570g

Weight

  • 720°/s

Speed

Miranda Highlights

defence-drone

Miranda Integrated Servo Drives offer accurate positioning of small payloads – typically up to c. 1kg.

Security

Miranda has a 16mm diameter internal bore allowing the use of sliprings.

Miranda offers continuous motion with software end stops.

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Agility

Wide speed range, from 0.05°/s up to 1000°/s (0.8 mrads/s- 17.4rad/s), and acceleration up to 3500 rads/s² enables lightning fast response to dynamic conditions without compromising smooth motion. Essential in applications where, for example, agile switching between multiple positions or trying to maintain engagement with evasive targets is critical.

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Silence

The unique Servotorq technology behind our Integrated Servo Drives delivers truly silent operation, without compromise to speed or accuracy, bringing benefits to situations where covert or unobtrusive operation is required.

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Precision

Overview’s Integrated Servo Drives are designed from the ground up to deliver direct-drive, zero backlash, precision, with accuracy and repeatability levels of up to 0.0055° (96 x 10-6 rad) delivering precise positioning. Servotorq supports control of the first, second and third derivatives of position enabling exacting control and optimised motion.

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Easy Integration

Using Integrated Servo Drives is quick and easy, requiring only two connections, one for power and one for control. To assist users, a full range of integration tools, interface definitions and command manuals are readily available. Overview’s dedicated Application Engineering team are always ready and delighted to help.

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Zero Backlash

Often drive solutions are advertised as zero backlash when in truth they have reduced but not removed backlash. This is not true with Overview’s Integrated Servo Drives. As the payload is mounted directly to the motor and encoder, with no intervening belts or gears, Integrated Servo Drives achieve true zero backlash. Simplifying the transmission chain also provides benefits in drive efficiency and reliability.

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Integrated Slipring

Integrated Servo Drives enable continuous rotation however, this results in challenges with providing power and data signals to the payload. All of Overview’s Integrated Servo Drives have central bores that can support sliprings reducing both the footprint and wiring complexity. Atlas, Artemis and Helios offer high performance slip rings including hybrid optical/copper sliprings supporting high bandwidth data transfer.

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Servotorq I

Developed to deliver agility and precision, Servotorq is the underlying hardware and firmware technology at the heart of Overview’s Integrated Servo Drives. Providing a high performance, fully integrated ‘all-in-one’ servo drive solution, Servotorq optimises Drive motion delivering rapid, precise and ultra smooth movements.

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Intelligent

Overview’s unique Servotorq technology provides a high level of intelligence. Each Drive has a powerful onboard microprocessor hosting the digital servo, drive configuration, command interface, health monitoring and other functions. Servotorq offers a trajectory generator that understands the physics of the drive and payload, applying optimal S-curve motion profile to deliver prefect motion during every move.

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Low SWaP

Integrated Servo Drives deliver market leading low Size, Weight and Power at a highly competitive cost point. By combining a bespoke motor, drive electronics, position encoder and digital controller Integrated Servo Drives reduce the number of discrete drive components resulting in an extremely compact footprint without compromising speed and agility.

defence-market

Typical Applications

Miranda is integrated into many exterior systems where weatherproofing is a consideration, including:

  • CCTV PTZ cameras
  • Security Solutions
  • Lidar scanners
  • Radar scanners

Technical

Torque: up to 1Nm

Speed range: 0.05°-1 to 720°-1

Repeatability: 0.007°

Weight: 570g

Nominal voltage: 24V DC

Control protocol: I2C

Operational Temperature Range: -20°C to +75°C

Humidity Range: 5% to 90% RH (non-condensing)

Dimensions: (LxWxH): 88mm x 78mm x 30mm

Maximum radial load: 1900N

Maximum axial load: 475N

Optional integral motion end stops

How this works

Overview’s drives contain precision BLDC motors, advanced electronics, high performance software and precision encoders into fully integrated, direct-drive positioning solutions.

Servotorq I

Servotorq is the underlying hardware and firmware technology at the heart of Overview’s Integrated Servo Drives.

Servotorq optimises drive motion to ensure smooth, accurate and rapid movements.

Servotorq’s comprehensive SDK allows access to a wide range of performance parameters and control inputs, enabling customers to achieve maximum performance across a broad range of applications.

Servotorq I uses a single-stage PID control loop to deliver precise velocity and both absolute and relative move control.

For enhanced performance, Miranda and Atlas feature a dynamic trajectory generator, further refining fit to the ideal      S-Curve motion.

Integrated Servo Drives powered by Servotorq I offer torques ranging from 40mNm to 2Nm and provide speeds up to 720°/s.

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