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Products > ExtrIQ > Analog Servo Amplifiers

Powerful Analog Servo Amplifiers

DC Input Voltage / Current Mode PWM Servo Amplifiers for Brush-Brushless Servo Motors

The ExtrIQ analog amplifiers are highly durable and capable of operating under extreme environmental conditions. Each amplifier series exhibits excellent servo performance, top efficiency, high quality and reliability - all in sleek and compact, high-density power packages. Outstanding motion control is achieved through the implementation of Elmo's proprietary switching and control methods enabled by fully customized, dedicated ICs and advanced heat transfer and dissipation methods.

Brush and Brushless Motors for Trapezoidal Commutation

Brush Motors

Brushless Motors for Sinusoidal Commutation

Feature
Units
Motor
Brush and Brushless
Brush
Brushless
Operating Modes
Current
Current and Optional Velocity
Current
Commands  
+/- 10 VDC
Feedbacks  
Halls only
None
Supply Voltage Range
VDC
11 ~ 95
11 ~ 95
10 ~ 196
11 ~ 390
10 ~ 196
10 ~ 196
Cont. Output Current
A
2.5 ~ 3.3
0.7 ~ 10
10 ~ 35
18 ~ 90
10 ~ 25
10 ~ 25
General Features
  • Excellent servo performance
  • Superb Reliability with high Field MTBF
  • Excellent efficiency of - 97%
  • Highest power density
  • High current carrying capacity
  • Ultra compact rugged package
  • Ideal for integration in multi-axis applications
  • Realized by Elmo's proprietary technology
  • Full custom Analog/Digital ICs and hybridized power stage
  • Built-In Protection

Digital

  • Incremental Encoder
  • Digital Halls

Analog

  • Analog Halls
  • Incremental Encoder with Digital Halls for commutation- up to 20 Mega-Counts
  • Absolute Encoder
  • Interpolated Analog Sine/Cosine Encoder
  • Resolver- 15 bit resolution
  • DC Tachometer for velocity feedback
  • Analog Potentiometer for position feedback

Internal supply voltage source for all the feedback options

Buffered output of the main or auxiliary encoder

Emulated output of the resolver or interpolated analog encoder

  • Input/Output

Analog Inputs with 14-bit resolution

Programmable digital inputs and outputs, optically isolated

    • Inhibit/Enable motion, software and analog reference stop, motion limit switches
    • Begin on input, abort motion, general-purpose, homing

Brake control, amplifier fault indication, general-purpose, servo enable indication

  • Communication

RS-232, CANopen DS 301, DS 402

  • Auxiliary Power- Optional

24 VDC external or internal from power bus

Information Request
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