Miniature couplings

Beam and Oldham couplings are suitable for micro-component applications.

FEATURES & BENEFITS

  • Beam couplings in 20 sizes with O.D. down to ⅜ in. and bores to 3/32 in.
  • Oldham couplings in seven sizes of set or clamp style with O.D. from ½ to ⅛ in.
  • Spiral cuts on beam couplings accommodate angular and parallel misalignment and axial motion; feature zero backlash
  • Aluminum hubs on Oldham couplings drive tenons that mate with floating center member for easy sliding; offer zero backlash and high torque capacity

RULAND MANUFACTURING CO. INC.
Marlborough, Mass.
(508) 485-1000

www.ruland.com
Circle 268

Linear actuators

Z26000 captive actuator line offers an extended 31-mm stroke.

FEATURES & BENEFITS

  • Resolution from 0.0127 to 0.1016 mm per step
  • Rare-earth magnets, to 4.5 kg of force
  • Reduces components count
  • Suitable for low or high-volume medical, machinery, and instrument applications

HAYDON SWITCH AND INSTRUMENT INC.
Waterbury, Conn.
(800) 243-2715
www.hsi-inc.com
Circle 269

Fixed bearing mounts

Heavy duty bearing mounts accommodate most ACME and ballscrews.

FEATURES & BENEFITS

  • Internal bearings support both radial and axial load components
  • Suit applications requiring high speed and thrust loads
  • Custom mount solutions for almost any application

ROCKFORD BALL SCREW CO.
Rockford, Ill.
(800) 475-9532
www.rockfordballscrew.com
Circle 270

Electro-optic proximity sensors

World-Beam QS30 series prox sensors eliminate voltage, programming, and monitoring concerns.

FEATURES & BENEFITS

  • Accept wide range of dc as well as ac supply voltages
  • Available in opposed, diffused, retroreflective, polarized retroreflective, and fixed-field (200, 400, and 600-mm) versions
  • Oversized status indicators improve readability
  • Choice of mounting style; 30-mm threaded barrel or side-hole
  • IP67 sealed housings resist moisture and dirt; built-in shielding reduces EMI/RFI and crosstalk

BANNER ENGINEERING CORP.
Minneapolis, Minn.
(888) 373-6767
www.bannerengineering.com
Circle 271

Servo conversion card

The MPA-CON-2 digital conversion card is a quick and easy upgrade to next generation servo drives.

FEATURES & BENEFITS

  • Employs existing cables, encoder signals, I/O, and resolver input
  • Sinusoidal motor commutation reduces motor heating and smoothes operation
  • Resolver-based with simulated encoder signal output (selectable line count)
  • Uses 230 Vac (4-60 A rms) or 460 Vac (5-50 A rms)

CUSTOM MOTORS INC.
Chanhassen, Minn.
(952) 361-9405
www.custom-motorsinc.com
Circle 272

Ultrasonic sensors

With a one-button teach function, this miniature, self-contained ultrasonic sensor is also easy to use.

FEATURES & BENEFITS

  • Sensing range: 300 mm; resolution: 0.2 mm
  • Output: analog or digital
  • Operating modes: switch point, window, retro-reflective (digital only)
  • Size: 1×2×3 cm (approx.)

SENSOPART INC.
Pontiac, Mich.
(866) 282-7610
www.sensopart.com
Circle 273

Backlash-free safety couplings

Modular design lets users combine basic elements to create application-specific coupling solutions.

FEATURES & BENEFITS

  • Backlash-free torque transmission
  • Disengagement torque adjusts with excellent repeatability in 2 to 4 msec
  • Roller-in-groove detent mechanism for highly dynamic loads

GERWAH DRIVE COMPONENTS
Forest Park, Ga.
(800) 211-3968
www.gerwahusa.com
Circle 274

Rotary encoders

H38 explosion-proof rotary feedback devices are the first encoders MSHA-certified for underground coal and gas mine environments.

FEATURES & BENEFITS

  • Provide accurate, reliable position and speed measurements for shaft elevators, ore carts, and other mine equipment
  • Aggressively protected with standard shaft seals, double bearing seals, and a cast aluminum housing with a hard, anodized sealed finish
  • Rated for NEMA Class 4X, 6, and 13 environmental applications

BEI TECHNOLOGIES INC.
Goleta, Calif.
(800) 350-2727
www.beiied.com
Circle 275

Coreless dc motors

Motors offer rapid acceleration and deceleration without having to make concessions for a bulky motor.

FEATURES & BENEFITS

  • Produce 0.5 to 50 W of mechanical power from a 3 to 48-Vdc source
  • Frame sizes: 16, 20, 22, 28, and 36 mm
  • Available with spur and planetary gear heads as well as ball bearings
  • Double winding increases efficiency and response; can be customized to OEM requirements
  • Lifetime: 1,000 to 3,000 hr at normal duty cycle and suggested speed/torque range

TELCO INTERCONTINENTAL CORP.
Houston, Tex.
(281) 855-2218
www.telcointercon.com
Circle 276

Linear actuators

With a sleek and compact profile, CRES high-thrust rod actuators fit easily in tight places and can move heavy loads.

FEATURES & BENEFITS

  • Maximum stroke: 130 mm; force: 196 to 490 N; speed: 15 to 55 mm/sec
  • Low-voltage (12Vdc) motor drive minimizes energy consumption, while high-thrust mechanism maximizes efficiency
  • Standard models are dustproof, weatherproof, waterproof, and JIS IP55 rated

THK AMERICA INC.
Schaumburg, Ill.
(847) 310-1111
www.thk.com
Circle 277

Hollow-shaft encoders

ERA 4000 rotary-angle bearingless ring encoders present a low moment of inertia, offering extreme accuracy for demanding applications.

FEATURES & BENEFITS

  • Precision stems from a scale drum with grating periods as fine as 20 µm
  • Distance-coded reference marks let users adjust units during mounting to compensate for radial deviations and centering inaccuracies
  • Moveable faceplate optimizes signal strength, maintaining its position even under severe machine vibrations
  • Accommodates shaft diameters from 52.65 to 305.84 mm
  • Output available in either 1 Vpp or TTL with up to 100× interpolation

HEIDENHAIN CORP.
Schaumburg, Ill.
(847) 490-1191
www.heidenhain.comCircle 278

Linear displacement transducers

GEMCO 953 Series Vmax LDTs measure tiny movements down to 0.001 in. over an active measuring range up to 300 in.

FEATURES & BENEFITS

  • Analog output signal (0 to 10 Vdc or 4 to 20 mA) updates measurement every millisecond
  • Wide measuring range with programmable span
  • High resolution and repeatability
  • Easy to install; resists contaminants and environmental extremes (IP68)
  • Low power consumption (1 W typ.)

AMETEK AUTOMATION & PROCESS TECHNOLOGIES
Clawson, Mich.
(800) 635-0289
www.ametekapt.com
Circle 279