Features
■ Lead free
■ HCMOS, CMOS and TTL compatible
■ Compact package size
■ High rotational cycle life
■ Standard or high force push switch option
■ Optional detent
EM14 - 14 mm Rotary Optical Encoder w/Switch
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.
*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.
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