Rotary Encoders
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Catalog excerpts

Rotary Encoders - 1

Bourns® Rotary Encoders Short Form Brochure

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Rotary Encoders - 2

Introduction Bourns® Sensors Controls Product Line has solutions as well as providing excellent technical continued to expand its encoder product offering support, Sensors and Controls is committed to with a wide variety of models to support our providing our customers with reliable rotary customers’ specific applications. Recognized encoder solutions. worldwide for supplying standard and custom General Design Consideration Encoders are the digital version of potentiometers adjustment of the device in a clockwise or counter- and panel controls. Rather than providing a resistive clockwise...

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Rotary Encoders - 3

Encoder Selection Guide Flowchart Encoder Request Output Type Output Type Quadrature Output Type PWM Absolute Rotational Life Rotational Life Rotational Life < 1M Shaft Revolutions ECW ES PEC09 PEC11 PEC11L PEC11S PEC12 PEC16 PEL12 PES12 ≥ 1M Shaft Revolutions ≥ 1M Shaft Revolutions ≥ 1M Shaft Revolutions EMS22 EMS22 EMS22 EM14 EN Magnetic Technology Optical Technology Contacting Technology Flowchart for assistance in selecting the appropriate encoder model for your application. 3

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Rotary Encoders - 4

Bourns® Encoders ECW Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology Features • Exceptionally long operating life • Sturdy construction • Bushing mount • Available with PC board mounting bracket • RoHS compliant version available* • Recommended for HMI applications 200,000 shaft revolutions ES Quadrature 6, 9, 12, 24, 36 -40 °C to +85 °C 10 mA @ 10 VDC Yes Contacting Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology Features 200,000 shaft revolutions...

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Rotary Encoders - 5

PEC12 Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology 30,000 shaft revolutions PEC16 Quadrature 12, 24 -30 °C to +70 °C 1 mA @ 5 VDC Yes Contacting Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology 100,000 shaft revolutions PEL12 Quadrature 12, 24 -30 °C to +70 °C 1 mA @ 5 VDC Yes Contacting Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology 60,000 shaft revolutions PES12 Quadrature 24...

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Rotary Encoders - 6

Bourns® Encoders EM14 Rotational Life Types of Output Non-detent: 1,000,000 cycles Quadrature With detents: 100,000 cycles EN Rotational Life Types of Output Resolution Options (PPR) Operating Temp. Range Contact Rating Detent Option Technology EMS22 Rotational Life 100 million shaft revolutions 6 • Compact package size • Bracket option • High rotational cycle life • RoHS compliant* • Standard and high force push switch option • Splash proof shaft seal • Recommended for HMI applications • Cable & connector option • Sealed to IP 54 8, 16, 32, 64 -40 °C to +70 °C TTL, CMOS, HCMOS Yes Optical...

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Rotary Encoders - 7

Bourns® Encoder Applications Professional and Consumer Audio Applications Popular Test and Measurement Product Applications • Studio recording equipment • Oscilloscopes • Digital mixing consoles • Logical and spectrum analyzers • Digital broadcast equipment • Signal level testers • Professional sound systems • Weather instruments • Digital amplifiers • Digital monitors • Digital car audio • Board in-circuit testers Industrial/Factory Automation Applications • Calibration equipment • Counters • Robotics • Timers • Material handling • Cycle testers • Forklift trucks • Distortion testers •...

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Rotary Encoders - 8

Worldwide Sales Offices Country Phone Americas: +1-951-781-5500 Brazil: +55 11 5505 0601 China: +86 21 64821250 Europe: +41 (0)41 768 5555 Japan: +81 49 269 3204 Singapore: +65 6348 7227 Taiwan: +886 2 25624117 Other Asia-Pacific Countries: +886 2 25624117 Fax +1-951-781-5006 +55 11 5505 4370 +86 21 64821249 +41 (0)41 768 5510 +81 49 269 3297 +65 6348 1272 +886 2 25624116 +886 2 25624116 Technical Assistance Region Phone Asia-Pacific: +886 2 25624117 Europe, Middle East, Africa: +41 (0)41 768 5555 Americas: +1-951-781-5500 Fax +886 2 25624116 +41 (0)41 768 5510 +1-951-781-5700...

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