Optical Encoders

Optics & Photonics, Sensors, Monitors & Transducers, Test & Measuring Instruments

Optical Kit Style Linear Encoder suits motion applications.

January 23, 2015

Measuring 36 x 13.5 x 14.8 mm, MS 15 provides 40 micron grating pitch on 8 mm wide steel tape carrier that has double-stick backing for direct mounting to machine axis. Measuring tape, which comes with accuracies of ±5 or ±15 microns/m and in lengths to 20 m, lets users choose reference mark (printed every 50 mm). Available with 1 Vp-p analog output or digital TTL output with resolution down to 100 nm, reader head features built-in online compensation and can achieve up to 10 mps velocity. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Mini Incremental Optical Encoder has filtering optics, AGC, AOC.

March 19, 2014

With readhead as small as 6.7 x 12.7 x 20.5 mm, ATOM™ non-contact optical linear and rotary incremental encoder system uses filtering optics with Auto Gain Control (AGC) and Auto Offset Control (AOC) for optimal signal stability and dirt immunity. Encoder offers analog speeds to 20 m/sec (29,000 rpm on 17 mm disc) and digital resolutions to 1 nm when used with Renishaw interpolation electronics. Scale options include linear and rotary (angle) scales in stainless steel and glass. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Absolute Rotary Encoder features MRI-compatible design.

August 22, 2013

Featuring all-optical, non-metallic design, Model MR338 provides absolute angular measurement from 0–360° with 13-bit resolution and 12-bit multi-turn tracking. Duplex multimode fiber optic link connects passive MR338 Sensor to active MR330 Controller Module installed outside MRI area, which operates from 24 Vdc and supports encoder links up to 2,500 m. System is suited for functional MRI research, EMC test facilities, and other electromagnetic environments where EMF/RF transparency is required. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Optical Incremental Encoders ensure absolute accuracy.

January 28, 2013

Measuring 58 mm in diameter, OptoPulse EIL580 Series includes clamping flange encoders with 10 mm solid shafts, synchro flange encoders with 6 mm solid shafts, and 8–15 mm blind hollow shaft and through hollow shaft models. All feature finely graduated disc increments that provide 100–5,000 impulses/turn. Featuring solid die-cast housings with 1.5 mm aluminum walls, encoders' optical sensing capability ensures absolute accuracy and consistent signal quality in temperatures from -40 to +85°C.  Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Measuring Wheel Encoder precisely determines conveyor speed.

July 31, 2012

Combining IP64-rated optical incremental encoder and measuring wheel, Model MA20 delivers position and speed feedback for conveyor systems. HEX switch allows user to select from 16 predefined resolutions ranging from 100-25,000 ppr. Measuring 200 mm in circumference, wear-resistant measuring wheel is available in variety of rubber hardnesses with Shore durometer from 40-70. Encoder operates at supply voltages from 4.75-30 Vdc, and features 8-pin M12 connector. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Absolute Optical Encoders suit ultra high vacuum environments.

July 19, 2012

Constructed from vacuum-compatible materials and adhesives, RESOLUTE(TM) UHV Encoders offer true-absolute position feedback and resolutions to 1 nm for both linear and rotary applications. Units determine position immediately upon switch-on, without need for any movement or battery backup. Designers can choose from variety of linear scales in either stainless steel or ZeroMet(TM) low thermal expansion alloy, with accuracy to better than ±1 µm on lengths up to 1.13 m. Read More

Test & Measuring Instruments, Sensors, Monitors & Transducers, Optics & Photonics

Optical Incremental Encoders withstand challenging conditions.

March 5, 2012

Featuring die-cast housing with coating that delivers C4 protection against corrosion, IP66-rated HOG 86 Hollow Shaft Encoders provide motor/generator feedback as well as speed and position control. Bearings are protected against inductive shaft currents, while optional ceramic hybrid ball bearings provide up to 100,000 hr of longevity. Operating in ambient temperatures from -40 to +100°C, encoders are available in terminal box version featuring separate compartment with encapsulated electronics. Read More

Optics & Photonics, Sensors, Monitors & Transducers, Test & Measuring Instruments

Optical Absolute Encoders have stainless steel housings.

November 7, 2011

Able to withstand aggressive cleaning processes of food and beverage applications, GE404 features Viton seals and ShaftLock bearing. Latter minimizes downtime by enduring vibration and shaft loads during processing/cleaning. Leak-proof and IP67-compliant, encoders resist harsh washdowns with aggressive cleaning agents over entire service life. Optical sensing principle allows 14-bit, single-turn and 12-bit, multi-turn resolutions for precision positioning at velocities up to 10,000 rpm. Read More