LN Series Linear Encoder
This linear encoder features an all-stainless steel scale and is equipped with a digital signal processor (DSP).

PDF LN Linear Incremental Encoder
(2 pgs/213k)

Model H25® Incremental Encoder
As the flagship of the BEl Industrial Encoders product line, the H25 encoder is designed for the industrial machine tool marketplace.

PDF Incremental Optical Encoder Model H25® 
(4 pgs/256k)

Model H20® Incremental Encoder
The H20 encoder is an all metal, extremely rugged encoder with heavy duty bearings and EMI shielding.

PDF Incremental Optical Encoder Model H20®
(4 pgs/261k)   

Model H25® Absolute Encoder
One of our most popular single-turn absolutes. Size 25 Rotary Absolute Encoders at 13 bits or less Serial Output options are also available.

PDF:Absolute Encoder Model H25®
(3 pgs/213k)

Model HS35 Hollow-shaft Incremental Encoder
The HS35 encoder combines the rugged, heavy-duty features in a hollow-shaft style.

PDF Hollow Shaft Optical Incremental Encoder Model HS35   (4 pgs/102k)

Model H25X Absolute Encoder offers single turn design for those applications that require 14 or 15 bits of resolution in a compact, easy-to-integrate package.

PDF Optical Absolute Encoder Model H25X PDF  
(4 pgs/521k)

Model HS20 Hollow-shaft Incremental Encoder
The HS20 encoder has a compact, rugged design allowing it to fit into confined spaces where lighter duty encoders are not suitable or cost effective.

Model H38 Explosion Proof Absolute Encoder
The H38 encoder is explosion-proof and carries multiple ratings for hazardous environments.

PDF Absolute Optical Encoder Model H38
(6 pgs/445k)

Model HS45 Hollow-shaft Incremental Encoder
The HS45 encoder is a large bore, heavy-duty hollow-shaft encoder designed to operate in very demanding environments.

PDF Hollow Shaft Optical Incremental Encoder Model HS45   (4 pgs/283k)

Model HS35 Hollow Shaft Absolute Encoder
The HS35 encoder is designed with various output options including Gray Code and Natural Binary and an IP65 environmental rating.

PDF Hollow Shaft Optical Absolute Encoder Model HS35
(3 pgs/170k)

Model HS25 Hollow-shaft Incremental Encoder
This low-profile encoder design, just 2" deep, is easily mounted on a through shaft.

PDF Hollow Shaft Optical Incremental Encoder Model HS25    (4 pgs/251k)

Model H40 Shock Proof Absolute Encoder
The optics and electronics of the H40 encoder are supported in shock-absorbing material within the heavy cast outer housing.

PDF Absolute Optical Encoder Model H40
(5 pgs/448k)

Model L25 Rotary Incremental Optical Encoder
The L25 encoder is a lighter duty version of BEl's H25 optical encoder with a low starting torque.

PDF Rotary Incremental Optical Encoder Model L25
(5 pgs/353k)

Model HMT25 Multi-turn Absolute Encoder
The HMT25 encoder geared multi-turn encoder provides absolute position information over multiple turns of the input shaft, even during power loss.

PDF Multi-turn Absolute Encoder Model HMT25
(4 pgs/257k)

Model E25 Rotary Incremental Optical Encoder
The E25 encoder is a light duty encoder whose self-contained mounting and coupling features can result in reduced interface costs.

PDF Rotary Incremental Optical Encoder Model E25
(5 pgs/363k)

Model MT40 Multi-Turn Absolute Encoder
available through the Precision Systems & Space Division

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Model H38 Explosion Proof Optical Encoder
The H38 encoder is an explosion proof version of the field-proven H25 encoder series.

PDF Rotary Incremental Optical Encoder Model H38
(4 pgs/429k)

Encoders for Harsh Environments
Ideal for oilfield, wash down, water immersion, chemical or other wet, dirty or harsh environments.

Model H40 Shock Proof Optical Encoder
The H40 encoder's ultra heavy-duty housing totally isolates the encoder from severe shock and shaft loading conditions.

PDF Rotary Incremental Optical Encoder Model H40
(4 pgs/383k)

Environmentally Sealed Optical Encoders
IP67 environmental rating, isolated from high shock and vibration, dust tight, and immersible in water.

PDF Environmentally Sealed Incremental Encoder Model ES25  (2 pgs/ 307k)
PDF Environmentally Sealed Incremental Encoder Model ES20 (2 pgs/ 230k )

Model HS22 Hollow-shaft Incremental Optical Encoder
The heavy-duty HS22 encoder offers either through-shaft or blind-shaft configurations for installation to a servo motor.

PDF Hollow-shaft Incremental Optical Encoder Model HS22

Stainless Steel Optical Encoders
Model H25® and H20® encoders available with a 304 stainless steel encoder body and bearing housing.

PDF Incremental Optical Encoder Model H25®  (4 pgs/247k)
PDF Incremental Optical Encoder Model H20® (4 pgs/255k)
Note:To order stainless option, add -S to model number and specify on PO.

Model L15 Rotary Incremental Optical Encoder
Ideal for space-limited applications, the L15 encoder discounts size without compromising performance.

PDF Rotary Incremental Optical Encoder Model L15
(1 pg/75k)

DrawWorks Encoders
Specifically designed for DrawWorks applications, these rugged, heavy-duty encoders feature a unique through-shaft style for use as a winch-turns counter.

PDF DrawWorks Hollow-Shaft Encoder Model HS35 (2 pgs/128k)

TRACKBALLS

PDF Adapters

Model TBP138
This compact panel-mount trackball is designed to meet your exacting cursor control requirements while sustaining mechanical precision and longevity.

PDF Model TBP138 Spec Sheet

Model TBS200
The low-profile panel-mount trackball provides an ideal solution for highly precise control in a smaller package, with 200 counts per revolution.

PDF Model TBS200 Spec Sheet

Thermoplastic Adapter & NEMA 34/42
Thermoplastic material provides thermal and electrical isolation.

Model TBS225
This panel-mount or stand alone trackball provides accurate and reliable motion input to your system with a 2.25-inch ball and superior feel.

PDF Model TBS225 Spec Sheet

PDF Electronic Modules

NEMA 56 Adapter

Optical Isolator Module
This DIN rail mounted encoder interface lets you connect an encoder to a variety of controllers, or to multiple input devices, and is compatible with all major counter, drive and PLC components.

PDF Optical Isolator Module Applications Guide

H20 Hub Shaft with Flexmount
Provides a versatile, general purpose mounting that can readily accommodate shafts from 1/4" up to 5/8" in a compact package.

Intrinsic Safety Barrier
This Galvanically Isolated Intrinsic Safety Barrier is the perfect complement to BEI encoders for hazardous environments.

PDF Intrinsic Safety Barrier Spec Sheet
(1 pg/76k)

5PY Adapter
This standard adapter can accommodate several encoder models.

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Encoder Tester
This DIN rail mounted tester is designed to simply and reliably test the operation of any industrial encoder.

PDF ETM Applications Guide

PDF Accessories

Anti-Dither Module
This module can solve the problem of extra counts caused by high vibration.

PDF: Anti-Dither Guide

The Broadcaster
This module accepts standard incremental encoder input and can broadcast up to four encoder signals to four independent devices.

PDF: Encoder Broadcaster Module

Serial-to-Parallel Converter
This module takes serial data from any BEI Serial Synchronous Interface (S3) or RS-422 Interface (S1) encoders and converts it to a parallel output.