Feedback technology is a standard feature of most sophisticated servo drives. Elmo provides advanced capabilities to this technology to support any encoder or sensor configuration as feedback.

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Simplicity in Feedback Configuration

Elmo’s “Socket Technology” embedded in Gold Drives and supported by the EAS, enables the quick and simple set-up of any type or configuration of encoders.Read More »
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Dual Loop Options

Gold Servo Drives support Port A and Port B manipulations. This also applies to Dual Loop applications, dual sensor motors, etc.Read More »
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Analog Encoder Sin/Cos, Port B

Using internal Programmable multipliers: x4 to x8192 to achieve high analog encoder resolutions.Read More »
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Absolute Position Sensors

Gold Drive Absolute Position Sensors support:

  • EnDat 2.1/2.2
  • BiSS
  • Panasonic
  • Tamagawa
  • Mitutoyo
  • SSI
  • Gurley

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Absolute Encoder Masking

For operating higher-resolution absolute encoders, the user can mask both upper and lower bits via the EAS without any performance degradation.Read More »
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Emulation , Port C

Feedback Emulation (socket) into one of the following signals format:

  • A & B quadrature
  • Pulse & direction
  • Up & down
  • Hall signals

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Glitch Filters

For smoother operation and improved noise immunity, Glitch filters can be used.Read More »
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Resolver

Programmable reference frequency: 1/(2*TS*N), N=1/2,1, 2, 4 (Ts = sample time in micro seconds)Read More »
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Digital Halls

The “Halls Only” feedback application is used to control the commutation, current loop, velocity loop and position loop.Read More »
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Analog Signal Corrections

Correction for offset, amplitude and phase mismatch in analog sensors (Resolver, Analog Hals, Analog Sin/Cos)Read More »