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

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

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

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

Optical Absolute Encoders meet food and beverage standards.

October 27, 2011

With 14-bit single-turn and 12-bit multi-turn resolutions, GE404 Series delivers precise positioning data at velocities up to 10,000 rpm. Leakproof, IP67-compliant encoders feature Viton seals and class 1.4404 or 1.4435 V4A stainless steel housings, enabling them to withstand harsh washdowns and aggressive cleaning processes. ShaftLock bearing minimizes machine downtime by enduring vibration and high shaft loads that occur during processing and cleaning. Read More

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

Incremental Encoders enable flexible speed, position monitoring.

October 5, 2010

To accommodate diverse application requirements, available products include PC-programmable ITD2P optical encoder, PC-programmable BHF/BHG optical encoders and magnetic EcoMag encoders, EcoMag BRIH/BRID/BRIV magnetic encoders, and DIP switch-programmable BHK/BVK optical encoders. Available in various shaft designs, series allow both impulse count and rotational direction to be programmed. Users can also select and specify speed monitoring and positioning parameters for application. Read More

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

Absolute Optical Encoders deliver 27-bit resolution at 36,000 rpm.

August 13, 2010

Providing true absolute positioning in linear/rotary models, RESOLUTE(TM) has single-track optical scale that eliminates misalignment and allows wide setup tolerances. Resolution of 1 nm at up to 100 m/s accommodates linear and angle encoding applications, and absolute position is acquired immediately upon switch-on and without battery backup. Product reads fine-pitch, 30 µm scale, resulting in noise levels with jitter less than 10 nm RMS. Sub-divisional error is ±40 nm. Read More

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

Optical Encoder offers speeds to 10 m/s. .

August 3, 2010

Available in linear and rotary versions, TONiC optical encoder provides fine resolution to 5 nm and operates in temperatures up to 70°C. High SNR combined with dynamic signal processing ensure low sub-divisional-error of less than ±30 nm. Auto-calibration, integral diagnostic LEDs, and IN-TRAC optical reference mark facilitate installation. Featuring 35 x 13.5 x 10 mm read-head, encoder is suited for installation on micro-manufacturing systems in semiconductor, lab, and medical fields. Read More

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

Absolute Encoders come in CANopen versions.

July 20, 2010

Measuring 36 mm with hollow shaft diameter up to 10 mm, F36 Series is designed without gears, making encoders completely insensitive to magnetic fields. OptoASIC technology enables resolution up to 16 bits for single-turn applications and 32 bits for multi-turn applications. Operating from -30 to 85°C, IP67-rated units are suited for drive engineering or medical technology applications. Read More

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

Compact Encoders are optimized for connectivity.

July 19, 2010

With interfaces for EtherNet/IP and PROFINET IRT networks, OPTOCODE encoders are suited for motion control applications and can be used in high-speed machines. EtherNet/IP models, which incorporate Ertec200 controller, have cycle times of less than 10 ms, while PROFINET IRT models support cycle times as low as 1 and 10 ms. Angular resolution is 65,536 steps per revolution (16 bits), while up to 16,384 revolutions (14 bits) can be registered in multi-turn mode. Read More

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

Gearless Absolute Encoders are suited for CANopen networks.

June 1, 2010

Ideal for medical technology or drive engineering applications, rugged F36 Series offers optical multi-turn encoders without gears, making them completely insensitive to magnetic fields. Devices feature hollow shaft diameter up to 10 mm and measure 36 mm in diameter. With a wide temperature range of -30 to 85°C, compact, IP67-rated products have up to 16-bit resolution for single-turn applications. Multi-turn versions offer resolution of up to 32 bits. Read More

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

Incremental Optical Encoders support Dual Signal interface.

February 22, 2010

TONiC(TM) incremental optical encoders are available with DSi (Dual Signal interface), which promotes rotary axis accuracy and gives users selectable reference mark position via propoZ(TM) technology. Using 2 readheads on angle encoder improves accuracy and repeatability of motion system by eliminating eccentricity, bearing wander, and all odd error harmonics. When used with REXM ring encoders, total installed accuracy of better than ±1 arc sec is achieved. Read More

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

Quadrature Encoder is IP65 protected from dust/water.

November 30, 2009

Offering 2-bit quadrature resolution with square wave output signal, C14 panel mount optical encoder suits application in industrial equipment, portable communication equipment, and medical equipment. Series has 16 or 32 angle of throw position along with 3 shaft options that include 3.175 mm with slotted end, 6 mm dia round, and 6.35 mm with D-cut. Termination options included are solder holes, 130 mm cable with connector, and pcb or panel mount. Read More

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

Electro-Optical Encoders enable high-reliability trackballs.

November 23, 2009

Electro-Optical Encoders feature redundant photo-detector and light path to monitor encoder LED light output. Light-intensity feedback is then used by circuit to ensure maximum performance and life of quadrature output. Encoders allow for high encoder wheel resolution as well as durability. Read More

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

Optical Linear/Rotary Encoders offer 1 and 2 nm resolution.

November 11, 2009

TONiC(TM) incremental encoders feature standard readhead and Ti20KD (1 nm) or Ti10KD (2 nm) interfaces that apply high interpolation rates to achieve very fine resolution. Interfaces combine low-noise optical scheme with optimized photometry and filtering to reduce jitter to 0.51 nm rms. Compliant with various environmental standards, encoders are available in linear and rotary versions with range of high-accuracy scale options. Read More

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

Micro Optical Encoder has 5 mm body dia and 1.5 mm shaft dia.

November 10, 2009

Designed for medical and robotics applications where size is critical, MES3 Series shaft-type optical encoder is available with resolutions of 64 or 1,024 ppr with option of line driver or open collector output signals. Unit features operating temperature range between 0-60°C and max speed of 6,000 rpm. Encoder provides precise position and speed information in motion control systems. Read More