Universal joints

Needle bearing universal joints are equipped with sealed lubricated needle bearings for precise positioning and extended operation at high speeds.

FEATURES & BENEFITS

  • O.D. of ¾ 1, 1¼, 1½, 2, and 2½ in.; 40 mm
  • Maintains low backlash
  • Rigid axial stiffness for push/pull loads and higher angles and speeds
  • Available in high-grade alloy steel, stainless steel, and extruded aluminum for high strength-to-weight ratios
  • Operating angles to 45°

BELDEN INC.
Broadview, Ill.
(708) 344-4600
www.beldenuniversal.com
Circle 153

Bi-directional encoder interface

EnDat 2.2 digital bi-directional interface can output absolute position values, as well as request or update information in an encoder.

FEATURES & BENEFITS

  • Digital transmission via four lines
  • Prevents disturbance and interference in analog signals
  • Offers repeatability, speed stability, and dynamic response
  • Clock frequencies of 8 MHz for cables up to 100 m

HEIDENHAIN CORP.
Schaumburg, Ill.
(800) 233-0388
www.heidenhain.com
Circle 154

Motion analysis software

QuickView software package enables real-time, high-resolution motion analysis for accuracy, velocity, or acceleration.

FEATURES & BENEFITS

  • Simple, graphic interface for flexible point and measure operation
  • Resolution to 1 nm (linear) and 0.01 arc/sec (angular)
  • Live data display in oscilloscope format
  • Data capture via free running, single-shot trigger, and multi-shot trigger
  • Measures amplitude, time, and frequency with options for linear, angular, and straightness

RENISHAW INC.
Hoffman Estates, Ill.
(847) 286-9953
www.renishaw.com/calibration
Circle 155

Linear actuators

EL series explosion-proof linear actuators are rated for Class 1, div. 1, groups B, C, and D hazardous environments, and provide reliable for operation for thousands of hours.

FEATURES & BENEFITS

  • Speeds to 25 ips
  • Eight-pole brushless motors
  • Potted Class 1, div. 1 NPT connectors
  • Windings from 24 Vdc to 460 Vac rms

EXLAR CORP.
Chanhassen, Minn.
(952) 368-3434
www.exlar.com
Circle 156

High-speed actuators

KLM actuators achieve high accuracy by incorporating an optic linear encoder and motor.

FEATURES & BENEFITS

  • Positioning accuracy of 10/500 mm µm; positioning repeatability of ± 0.3 µm
  • Speeds to 2 m/sec and accelerations to 4.7 G
  • Synthetic resin cage with curvature cradles each ball to separate from others
  • Spaces between rolling elements retain grease for lubrication and maintenance-free operation

THK AMERICA INC.
Schaumburg, Ill.
(847) 310-1111
www.thk.com
Circle 157