Features

EM14 - 14 mm Rotary Optical Encoder w/Switch

*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

Electrical Characteristics

Electrical Output...................................................................................................................................................................................... 2-bit quadrature code

Resolution ...........................................................................................................................................................................8 to 64 pulses per revolution (PPR)

Supply Voltage (VCC) .................................................................................................................................................................................5.0 VDC ± 0.25 VDC

Supply Current (ICC) ....................................................................................................................................................................................... 26 mA maximum

Output Voltage

Low (VCE(sat)), per Channel ..................................................................................................................................... 800 mV maximum at I(SINK) = 25 mA

High (VO(HI)), per Channel ....................................................................................................................................... 4.0 VDC minimum @ VCC = 4.75 VDC

Output Current I(SINK), per Channel ............................................................................................................................................................... 25 mA minimum

Rise/Fall Time....................................................................................................................................................................................................... 200 ns typical

Power Dissipation ........................................................................................................................................................................................ 167 mW maximum

Pulse Width (per Channel).....................................................................................................................................................................................180 °e typical

Phase Angle (Channel A Leads Channel B, Clockwise Rotation)..........................................................................................................................90 °e ± 45 °e

Insulation Resistance @ 500 VDC.....................................................................................................................................................1,000 megohms minimum

Operating RPM ...................................................................................................................................................................................................120 maximum

Switch Power Rating.............................................................................................................................................12 VDC / 20 mA (600 ohms maximum load)

Switch Contact Resistance........................................................................................................................................................................200 ohms maximum

Environmental Characteristics

Operating Temperature Range @ 5.0 VDC .......................................................................................................................-40 °C to +70 °C (-40 °F to +158 °F)

Storage Temperature Range ........................................................................................................................................... -55 ºC to +125 ºC (-67 °F to +257 °F)

Vibration .............................................................................................................................................................................................................................. 15 G

Shock .................................................................................................................................................................................................................................. 50 G

Humidity ..................................................................................................................................................................... MIL-STD-202, Method 103, Condition B

Flammability ............................................................................................................................................................................................Conforms to UL 94HB

IP Rating...........................................................................................................................................................................................................................IP 54**

Mechanical Characteristics

Mechanical Angle............................................................................................................................................................................................360 ° Continuous

Torque

Starting/Running ...............................................................................................................................................................1.06 N-cm (1.5 oz.-in.) maximum

Detent....................................................................................................................................................................................... 1.2 N-cm (1.7 oz.-in.) typical

Rotational Life

Non-detent (@ 30 RPM) ........................................................................................................................................1,000,000 cycles (2,000,000 revolutions)

With detent (@ 30 RPM) ..............................................................................................................................................100,000 cycles (200,000 revolutions)

Switch Life.......................................................................................................................................................................................................... 100,000 cycles

Switch Actuation Force

Standard......................................................................................................................................................................................... 250 gm (8.82 oz.) typical

High Force.................................................................................................................................................................................... 850 gm (29.98 oz.) typical

Switch Travel ....................................................................................................................................................................................................... 0.04 in. typical

Shaft Radial Play ..........................................................................................................................................................................................0.005 in. maximum

Shaft Axial Structural Strength......................................................................................................................................................................... 35 lbs. minimum

Mounting Torque ..........................................................................................................................................................................2.0 N-m (18 lb.-in.) maximum

Materials and Finishes

Terminals ....................................................................................................................................................................................................... Sn plated PC pins

Soldering Condition

Manual Soldering ................................................................................................................... 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean rosin cored wire

370 °C (700 °F) max. for 3 seconds

Wave Soldering ............................................................................................................................................ 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux

260 °C (500 °F) max. for 5 seconds

Wash processes...................................................................................................................................................................................... Not recommended

Mounting Hardware

Nut..............................................................................................................................Black annodized brass, hex (metric)/Nickel-plated brass, hex (SAE)

Lockwasher ........................................................................................................................................................... Nickel-plated spring steel, internal tooth

Marking ................................................................................................. Manufacturer’s symbol, model number, product code, terminal style and date code

Standard Packaging..........................................................................................................................................................Antistatic plastic tube (25 pcs./tube)

**When device is mounted by normal mounting means.