Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

EM14 - 14 mm Rotary Optical Encoder w/Switch

Features

■

Lead free

■

HCMOS, CMOS and TTL compatible

■

Compact package size

■

High rotational cycle life

■

Optional “soft touch” push switch

■

Optional detent

■

Splashproof shaft seal

■

Recommended for human/machine

interface applications (HMI)

Electrical Characteristics

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

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

Output Voltage

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

RPM (Operating)

Non-Detent ......................................................................................................................................................................................................300 maximum

With Detent ......................................................................................................................................................................................................200 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 94-V0

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 (@ 100 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 ........................................................................................................................................................................250 gm (8.82 oz.) typical

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

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

Shaft Axial Structural Strength..........................................................................................................................................................................40 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.