Incremental encoders are rotary transducers used to receive length or thickness measures, angles, and speed.
Incremental encoders are commonly employed on industrial operating machines, combined with counting, visualizing, or control systems, to achieve programmed positions, preset step shifts, or simply to display measures of physical magnitude. Thanks to their innovative electronic circuitry and unmatched component quality, Elap incremental encoders deliver the highest resolution, accuracy, and reliability. Elap’s wide range of mechanical and electronic solutions allow them to satisfy almost any application requirement.
The square-flanged Elap incremental encoders include the E620 series, with a centering mask diameter of 31.75 mm (compatible with the international standard SIZE25) and the E650 series, measuring a centering mask diameter of 50 mm.
Both types are housed in a plastic or metal case (metal-cased series are labeled RE). There are a variety of connection and position types as well as a selection of supply voltages, output signal formats, and shaft diameters.
The pulses per revolution number ranges from 2 to 12500 or up to 36000 in the aluminum-cased, glass REV series. The zero reference pulse option is available for all series (E621/RE621/REV621 etc.).
The selection of 58 mm round-flanged encoders includes the E520, E540, and E510 series. The E520 has a centering mask diameter of 50 mm, compatible with the international standard SIZE23, while the E540 measures 36 mm and the E510 31.75 mm.
All the types are housed in a plastic or metal case (metal-cased series are labeled RE). The RE530 encoder series with the RE0444 international standard-flange is available exclusively in aluminum.
There are a variety of connection and position types as well as a selection of supply voltages, output signal formats, and shaft diameters).
The pulses per revolution range from 2 to 12500 or up to 36000 in the aluminum-cased, glass REV series. The zero reference pulse option is available for all series (E521/RE521/REV521 etc.).
Incremental encoders created for motor shafts include the 53.5 mm flange E400 and 72 mm flange E470 with coupling joints. The E410 and E430 series are equipped with hollow shafts. A variety of joint hole and shaft diameter measurements are also available.
All types are housed in a plastic or metal case (metal-cased series are labeled RE). There are a variety of connection and position types as well as a selection of supply voltages and output signal formats.
The pulses per revolution range from 2 to 10000 or up to 36000 in the aluminum-cased, glass REV series. The zero reference pulse option is available for all the series (E401/E411/E431/E471 etc.).
The compact-sized REC encoder series measures 38 mm and is made to fit applications with short body dimension requirements.
REC encoders are available in a variety of mechanical versions: Round flange and servo coupling (type REC520/REC540), square flange (REC620) or hollow shaft, with (REC450) or without elastic support (REC440).
The case is made of strong aluminum while connections are made secure by the M12 connector.
The pulses per revolution range from 2 to 12500.
Compact sized - Ø 50 mm x 48 mm – and tough, the RE50 incremental encoder series is specially engineered for industrial use.
The number of pulses per revolution ranges from 2 to 12500, with or without a zero reference pulse.
The aluminum case offers PI64 degree protection against environmental agents.
Connections are made via cable or M12 connector in the axial position. Output signals have the capacity for both push-pull or line-driver formats.
The SEB/SEB-Z rotary incremental series encoders are tough, reliable, and able to withstand severe conditions. They can be supplied in the bidirectional type (SEB) or bidirectional with zero reference pulse (SEB-Z). The number of pulses per revolution ranges from 2 to 12500.
The SEB-M/SEBZ-M series operates according to a magnetic principle with a PPR number ranging from 8 to 2048.
The ABS plastic case offers IP64 degree protection against environmental agent. This can be upgraded to IP65 with an optional o-ring mounted on the encoder shaft.
Connections are made by cable or via a connector in the axial position. The output signals have the capacity for NPN open collector, push-pull, or line-driver formats.
The E40 encoder series features excellent accuracy in a compact size. It features a selection of different mechanical flanges: 30 mm E40 type with 6 fixing holes, the 25.4 mm 40A type with 4 holes, the E40V encoder with a front fixing screw, and the E40Q series with a 43x43 mm square flange. The E40M and E40S are hollow shaft encoders designed for motor coupling with joint and anti-rotational elastic metal supports. All types have range from 2 to 12500 pulses per revolution, with or without zero pulse (E40 or E41).
The standard case for the series is made of ABS plastic with the addition of an axial cable or connector outlet. Also available are special versions with aluminum housings and IP65 radial cablepress outlets.
Engineered with innovative compact technology, the E30 incremental encoder offers accuracy, reliability, and a competitive price/performance ratio.
E30 incremental encoders are available in both bidirectional (E30) and bidirectional with zero reference pulse (E31) versions. Models deliver from 2 to 12500 pulses per revolution, have a body diameter of 30 mm, and shaft diameter of either 4 or 6 mm.
The E30 encoder is housed in an ABS plastic case with an axial cable or connector outlet. The output signals have the capacity for NPN open collector, push-pull, or line-driver formats.
Elap RM36 series encoders operate on a magnetic principle where one single diametrically polarized magnet activates Hall sensors integrated in the ASIC. The sensors run "contactless," delivering increased accuracy and a virtually endless mechanical life.
The RM36 series encoders are tough, resistant to vibrations and shocks, and easy to mount. Their small size and compact design allow them to be employed in a wide range of applications.
The aluminum case grants a high degree of protection (IP64) making RM36 encoders fit for use in harsh environments with dust or grease.
The RM36 series encoders can be supplied in both absolute and incremental versions with different output formats.
Elap RM22 series encoders operate on a magnetic principle where one single diametrically polarized magnet activates Hall sensors integrated in the ASIC. The sensors run "contactless," delivering increased accuracy and a virtually endless mechanical life.
RM22 series encoders are tough, resistant to vibrations and shocks, and easy to mount. Their small size and compact design allow them to be employed in a wide range of applications.
The aluminum case grants a high degree of protection (IP64) making RM22 encoders fit for use in harsh environments with dust or grease.
The RM22 series encoders can be supplied in both absolute and incremental versions with different output formats.
REV series incremental encoders deliver high performance with reading accuracy and signal stability. Their aluminum housings offer protection against environmental agents making them especially suited for use in harsh environments. With a wide range of mechanical uses, the REV series can meet almost any application requirement.
The EM series incremental encoders operate on a magnetic principle where the rotation of a permanent magnet placed on the encoder shaft generates a sinusoidal magnetic field in 360 degrees. The EM encoder’s electronic circuitry outputs incremental pulses.
EM encoders are resistant to vibrations and shocks and have high protection against environmental agents, making them fit for use in industrial environments with oil, dust, or in plants that require water/solvent-cleaning.
EM encoders also have a competitive price/performance ratio, making them ideal for low-budget projects.
EM incremental encoders are available with a pulses/revolution ranging from 8 to 2048 and can be supplied in bidirectional, or bidirectional with zero pulse reference versions. Output includes either push-pull or line driver signal options.
Several different mechanical options are available including round flanged, servo-coupling, standard flange (RE0444), square flanged, and hollow shaft versions. A choice of either plastic or metal case (metal-cased types are labeled REM) is also available.
The Elap EP/REP series incremental encoders are programmable and offer a number of input pulse options ranging from 8 to 2048. The PPR is customizable, making the EP/REP useful for those handling a variety of encoder types from stock. The PPR setting is performed via PC by means of the programming kit supplied with the instrument.
The EP/REP encoders operate on a magnetic principle and offer exceptional resistance to vibrations and shocks, acceleration, speed, and protection.
Different mechanical options including round flange, square flange, and hollow shaft versions are available to meet almost any application requirement.
An ABS plastic housing, push-pull electronic output, and 7-pin connector outlet come standard with the EP encoder type. The REP type offers a metal housing, line-driver output signal, and 12-pin Connei connector outlet. A zero reference pulse is provided in both EP and REP encoders.
E320 series encoders are no longer available.
E40 series encoders are recommended as replacements for the E320.
When mounted on the encoder shaft, these flexible joints provide optimal coupling and help avoid parallel and angular mis-alignment as well as overloads that can damage bushings.
Elap measuring wheels are designed to be used in contact with metal, steel profiles, varnished surfaces, plastic materials, paper, cardboard, wood, fabrics, and leather. They offer an excellent resistance to oil, fuels, ozone, and environmental agents.
Wheels with corrugated (MRAG) or pointed polyurethane surface (MRAN) and wheels with milled-alumium surface (MRAR) are available on request.
The aluminum support arm B100 is specially designed to fit encoders with a protruding shaft such as Elap series SEB encoders. It comes with 3 TSPEI M5x16 hexagon socket countersunk flat head cap screws.
