ACCUDYNA / RATE TABLE SYSTEMS

FDA-111-ECO Single-Axis Rate Table

A compact, low-weight, cost-effective single-axis rate table for vertical and horizontal applications, designed for development, production, in-process testing, calibration, and final inspection of inertial components and instruments, such as MEMS sensors.

Explore Technical Data → Request a Quote
±1000°/s Rate Range · No Load
±10 arcsec P-P Position Accuracy
10 kg UUT Weight
36 N·m Maximum Torque
INNER AXIS / ROLL ACCUDYNA FDA-111-ECO single-axis rate table
COMMAND RESOLUTION 0.001° Position
RATE RESOLUTION 0.001°/s Rate
01 Direct Drive

Direct-drive brushless torque motor technology.

02 Absolute Optical Encoder

High-accuracy optical absolute encoder mounted directly to the axis.

03 Vertical / Horizontal

T-Nut levelers allow vertical or horizontal configuration and alignment in two directions.

04 Position · Rate · Acceleration

Control and readout functions are managed by the ACCUDYNA controller.

PRODUCT OVERVIEW

Built Around Reliable Direct Drive

The FDA-111-ECO is a single-axis rate table designed for use in the development, production, in-process testing, calibration, and final inspection of inertial components and instruments, such as MEMS sensors. The product emphasizes user-friendliness and cost-effectiveness.

All test tables feature a highly reliable direct-drive servo system including a drive assembly, a servo controller, and a power amplifier.

The drive assembly consists of a direct-drive brushless torque motor, a highly accurate absolute optical encoder, a precision-machined tabletop, and a slip ring assembly.
SYSTEM ARCHITECTURE

Engineering Inside the System

The architecture below follows the components and functions described in the FDA-111-ECO datasheet.

01 / DRIVE ◎

Direct-Drive Servo System

A highly reliable direct-drive servo system built around the drive assembly, servo controller, and power amplifier.

  • Direct-drive brushless torque motor
  • Servo controller
  • Power amplifier
02 / FEEDBACK ◉

Absolute Optical Feedback

The absolute optical encoder is directly mounted to the axis, enabling high-precision positioning performance.

  • High-accuracy absolute optical encoder
  • Direct-to-axis mounting
  • Precise positioning capability
03 / MECHANICS ↔

Precision Mechanical Platform

Precision, pre-loaded angular contact ball bearings allow load capacities of up to 10 kg.

  • Precision-machined tabletop
  • Pre-loaded angular contact ball bearings
  • T-Nut levelers for vertical or horizontal setup
04 / INTERFACE ▣

Controller & Customer Interface

All systems come with the necessary interconnecting cables and mating connectors for customer interface.

  • 4U standard rack-mount controller
  • Drivers, power supplies, fuses, and motor filters
  • Manual GUI or remote RS232 / RS422 control
±1000°/s

No Load

0.001°/s

Standard specification

±5000°/s²

No Load

10Hz

-3 dB, No Load

ACCUDYNA CONTROLLER CONTROL & READOUT
POSITION0.001° Cmd. Res.
RATE±1000°/s
TORQUE36 N·m
GUI RS232 RS422 UDP / LAN*
CONTROL & READOUT

Manual Control or Remote Interface

Control and readout functions are managed by the ACCUDYNA controller, which can be tailored to the customer's application. It provides position, rate, and acceleration control either manually via the GUI or remotely through RS232 / RS422 computer interfaces.

  • Position, rate, and acceleration control
  • Manual operation via GUI
  • Remote control through RS232 / RS422 computer interfaces
  • Controller housed in a 4U standard rack-mount
  • Rack includes drivers, power supplies, fuses, and motor filters
* UDP up to 1 kHz via LAN is listed as an available option.
INTENDED USE

From Development to Final Inspection

The application categories below are limited to those explicitly described in the FDA-111-ECO datasheet.

01

Development

Development of inertial components and instruments.

02

Production

Production use for inertial components and instruments.

03

In-Process Testing

Testing during the production process.

04

Calibration

Calibration of inertial components and instruments.

05

Final Inspection

Final inspection of inertial components and instruments.

06

MEMS Sensors

The datasheet specifically cites MEMS sensors as an example.

FDA-111-ECO PARAMETERS

Technical Specifications

Values below reproduce the standard-system parameters shown on the FDA-111-ECO parameter sheet.

01Table-Top Specifications
UUT Weight10 kg
UUT Height400 mm
Flatness0.05 mm
MaterialAluminum Alloy (Hard Anodized)
Table-Top Mounting PatternM6 on a 25 mm Grid Pattern, 14 Hole Ø6H7
Table-Top DiameterØ350 mm
Table-Top Distance from Floor–
Electrical Lines to UUT50 lines 2A-150VDC, 4 lines 5A-220VAC
02Degrees of Freedom & Position
AxisInner Axis (Roll)
Angular FreedomContinuous
Accuracy±10 P-P arcsec
Repeatability5 arcsec
Cmd. Resolution0.001 deg
03Rate
Range (No Load)±1000 °/s
Resolution0.001 °/s
Stability (Over 360° interval)0.005% (50 ppm)
04Dynamic
Maximum Torque36 N·m
Momentum Inertia0.12 kg·m²
Bandwidth (-3 dB, No Load)10 Hz
Acceleration (No Load)±5,000 °/s²
05Orientation Error
Wobble±10 P-P arcsec
Orthogonality10 arcsec
06Operating & Physical Conditions
Operating Temperature22 ± 2 °C
Storage Temperature0 to 50 °C
EMC/EMI ConsiderationsAccording to IEC61000-5
Rate Table Dimensions (L×W×H)480 × 480 × 324 mm
Rate Table Weight28 kg
Control Rack Dimensions (L×W×H)650 × 500 × 180 mm (4U)
Control Rack Weight30 kg
Power Supply220 V ±10%, 50 Hz, Single-Phase
07Software
Language of SoftwareEnglish
* Centered and CG <100 mm above the Table Top. The specifications identified in the datasheet are representative of standard systems. To satisfy customer-specific requirements, ACCUDYNA states that it can design systems with specifications increased or decreased relative to standard systems.
OFFICIAL PRODUCT DATASHEET PDF

Explore the FDA-111-ECO Product Catalog

Review the original two-page FDA-111-ECO datasheet, including the product overview, system architecture, control interfaces, available options, table-top drawing and standard technical parameters.

DOCUMENT FDA-111-ECO
FORMAT 2-Page PDF
CONTENTS Overview + Parameters
View Catalog
Original FDA-111-ECO product overview and parameter sheet, presented together as one catalog.
FDA-111-ECO / DATASHEET FDA-111-ECO catalog technical parameters page PAGE 02 Technical Parameters FDA-111-ECO catalog product overview page PAGE 01 Product Overview
AVAILABLE OPTIONS

Configuration Beyond the Standard System

The datasheet identifies UDP communication via LAN, special slip ring configurations, and custom-designed tabletops as available options.

Slip ring assemblies featuring power rings and shielded signal rings allow electrical access to the UUT and enable simulation of continuous rotation.

01

UDP via LAN — up to 1 kHz

02

Special slip ring configurations

03

Custom-designed tabletops

04

Wide variety of slip ring capsule designs

05

Wiring schematics

FAQ

Key Product Questions

Answers below are limited to information explicitly stated in the datasheet.

Does the FDA-111-ECO support continuous rotation?
The parameter sheet lists the inner roll axis angular freedom as Continuous. The datasheet also states that slip ring assemblies allow electrical access to the UUT and enable simulation of continuous rotation.
Can it be configured vertically or horizontally?
Yes. Using T-Nut levelers, the rate table can be configured both vertically and horizontally, allowing alignment in two directions.
Which control interfaces are described?
Manual control is available through the GUI, while remote control is described through RS232 / RS422 computer interfaces. UDP up to 1 kHz via LAN is listed as an available option.
What UUT load is specified?
The table-top specification lists UUT Weight as 10 kg. The datasheet also states that the pre-loaded angular contact ball bearings allow load capacities of up to 10 kg.
Are customer-specific configurations possible?
Yes. The parameter sheet states that ACCUDYNA can design systems with specifications increased or decreased relative to standard systems to satisfy customer-specific requirements.
FDA-111-ECO

Discuss Your Required Configuration

Use the contact page to share your UUT requirements and the configuration needed for your application.

Request a Quote →
FDA111