PL IA NT CO M *R oH S 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. Additiional Features ■ Splashproof shaft seal ■ Recommended for human/machine interface applications (HMI) ■ Cable/connector option ■ Optional bracket EM14 - 14 mm Rotary Optical Encoder w/Switch Part Numbering System E M 1 4 A 0 D - C 2 4 - L 0 3 2 S MODEL NO. DESIGNATOR EM14 14 mm Rotary Optical Encoder Code A C R Code S H N BUSHING DESIGNATOR Description 3/8 " D x 3/8 " L Threaded 1/4 " D x 1/4 " L Threaded 10 mm D x 9.5 mm L Threaded RESOLUTION (Pulses Per Revolution) Code Description 08 8 PPR 16 16 PPR 32 32 PPR 64 64 PPR DETENT OPTION Code Description 0 No Detent 1 32 Detents (Available for 8 or 32 PPR only) ANTI-ROTATION LUG/BRACKET OPTION Code Description A A/R Lug B Bracket (No hardware/no cable or connector) D None SHAFT STYLE (See Outline Drawing for Details) Code B C E R M Description 1/4 " Dia. Slotted End 1/4 " Dia. Flatted End 1/8 " Dia. Slotted End 6 mm Dia. Slotted End 6 mm Dia. Flatted End Code 24 28 20 25 SWITCH OPTION Description Push Switch (Standard) Push Switch (High Force) No Switch Available w/ Bushing A A C R R SHAFT LENGTH DESIGNATOR Length (FMS) Available w/Bushing 3/4 " A, C 7/8 " A, C 20 mm R, U 25 mm R, U CABLE/CONNECTOR OPTION Code Description No Cable/Connector 0 1 6 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads 6 ” Cable with Female Connector 2 (0.050 ”/1.27 mm pitch centers in-line) on both ends 12 ” Cable with Female Connector 3 (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads 4 12 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) on both ends TERMINAL CONFIGURATION Code Description L Axial Multi-Purpose Pin R Radial Multi-Purpose Pin Cable and Connector Options: H-190-4 = 6 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads H-190-1 = 6 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) on both ends H-190-2 = 12 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) and stripped/tinned leads H-190-3 = 12 ” Cable with Female Connector (0.050 ”/1.27 mm pitch centers in-line) on both ends For other cable and connector options, please contact the factory. 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 Product Dimensions MOUNTING SURFACE 14.25 (0.561) 10.03 (.395) L 3.18 TYP. (.125) "L" PIN STYLE 9.53 (.375) F 4.76 (.187) 14.76 (.581) DIA. 0.457 ± 0.026 (.018 ± .001) 8.00 (.315) METAL SHAFT (SEE TABLE FOR OPTIONS) 1.19 .79 X HIGH (.047) (.031) ANTI-ROTATION BOSS (OPTIONAL) R 2.08 TYP. (.082) "R" PIN STYLE METAL BUSHING (SEE TABLE FOR OPTIONS) 1.75 (.069) "L" PIN STYLE TYP. 1.52 (.060) "R" PIN STYLE TYP. Shaft / Flat Length Dimensions "A" Style Bushing - Flatted Shafts "R" Style Bushing - Flatted Shafts L 9.53 (.375) F 9.5 (.374) F BUSHING DIA. 6.35 (.250) 9.52 (.375) SHAFT LENGTH FLAT LENGTH "L" "F" 19.05 7.94 (.750) (.313) 22.22 9.52 (.875) (.375) "A" Style Bushing - Slotted Shafts SHAFT DIA. BUSHING DIA. 6.0 (.236) 10.0 (.394) 1/4-32 UNEF-2A SHAFT LENGTH FLAT LENGTH "L" "F" 20.0 7.0 (.787) (.275) 25.0 12.0 (.984) (.472) SHAFT DIA. BUSHING DIA. 3.17 (.125) 6.35 (.250) L 9.5 (.374) 1.8 (.071) 9.53 (.375) DIMENSIONS: 0.99 (.040) 0.99 (.040) 3/8-32 UNEF-2A SHAFT DIA. BUSHING DIA. 6.35 (.250) 9.52 (.375) SHAFT LENGTH "L" 19.05 (.750) 22.22 (.875) "R" Style Bushing - Slotted Shafts L 1.8 (.071) L 6.35 (.250) M10 x 0.75-6 g 3/8-32 UNEF-2A SHAFT DIA. 1.52 (.060) 0.79 (.031) 4.42 (.174) 4.76 (.187) "C" Style Bushing - Slotted Shafts L SHAFT LENGTH "L" 19.05 (.750) 22.22 (.875) M10 x 0.75-6 g SHAFT DIA. BUSHING DIA. 6.0 (.236) 10.0 (.394) Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. SHAFT LENGTH "L" 20.0 (.787) 25.0 (.984) MM (INCHES) 3312 - 14 EM14 2 mm mm SMD RotaryTrimming Optical Encoder Potentiometer w/Switch Cable/Connector Options 6.0 1.0 x (.236) (.039) 1.27 x PITCH RECEPTACLE (.050) .457 FOR (.018) DIA. PINS Cable Assembly, Connector on One End STRIPPED AND TINNED 100 % MATTE TIN CONNECTOR RIBBON CABLE 6x28 AWG x 1.27 PITCH (.050) PIN 1 - RED STRIPE REF. 8.0 (.315) 123456 2.54 (.100) REF. A REF. 2.7 (.106) 3.98 (.157) Cable Assembly, Connector on Both Ends RIBBON CABLE 6x28 AWG x 1.27 PITCH (.050) PIN 1 - RED STRIPE 6.0 1.0 2 x CONNECTOR x (.236) (.039) 1.27 x PITCH RECEPTACLE (.050) .457 FOR (.018) DIA. PINS HARDWARE DESCRIPTION NUMBER “A” DIM. H-190-4 CABLE ASSEMBLY, CONNECTOR ON ONE END 152.4 ± 5.0 (6.0 ± .197) H-190-2 CABLE ASSEMBLY, CONNECTOR ON ONE END 304.8 ± 5.0 (12.0 ± .197) H-190-1 CABLE ASSEMBLY, CONNECTOR ON BOTH ENDS 152.4 ± 5.0 (6.0 ± .197) H-190-3 CABLE ASSEMBLY, CONNECTOR ON BOTH ENDS 304.8 ± 5.0 (12.0 ± .197) 123456 DIMENSIONS: MM (INCHES) A Terminal Configurations Radial Recommended PCB Layout 14.99 ± .13 (.590 ± .005) 15.76 ± .25 (.581 ± .010) 2.62 ± .38 (.103 ± .015) 17.17 REF. (.676) 1.60 (.063) REF. PCB THICKNESS DIA. 1.73 ± .10 (.068 ± .004) 2 PLCS. 15.16 ± .25 (.597 ± .010) 1.5 WIDE (.059) 0.381 X THICK (.015) 7.87 (.310) REF. 1.24 (.049) DIA. .64 6 PLCS. (.025) GROUND CHANNEL “A” 7.87 ± .08 (.310 ± .003) 1.27 ± .13 (.050 ± .005) 5 PLCS. CHANNEL “B” POWER MOMENTARY SWITCH Axial 14.99 ± .25 (.590 ± .010) Recommended PCB Layout 14.61 (.575) 1.22 (.048) 2.49 ± .38 (.098 ± .015) 17.17 (.676) 10.57 (.416) REF. 6.25 (.246) 1.60 (.063) REF. PCB THICKNESS GROUND CHANNEL “A” MOMENTARY SWITCH CHANNEL “B” POWER DIA. .64 (.025) 6 PLCS. DIA. 1.73 ± .10 (.068 ± .004) 2 PLCS. 6.25 ± .08 (.246 ± .003) 1.27 ± .13 (.050 ± .005) 5 PLCS. Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. 3312 - 14 EM14 2 mm mm SMD RotaryTrimming Optical Encoder Potentiometer w/Switch Electrical Block Diagram Quadrature Output – CW Ground 90 °e ± 45 °e High CHANNEL A A Channel A CHANNEL B IRED 1 Low High Low 180 °e 1 pulse width Switch Terminal 10k Opto ASIC 32 DETENT / 8 PPR 10k CW 2 Switch Terminal + Power CHANNEL A CHANNEL B B Channel B 32 DETENT / 32 PPR Terminal Diagram CW High CHANNEL A Low CHANNEL B High Low CHANNEL "A" CHANNEL "B" GROUND A12 +B Detent Range Nominal Detent Position 1. Nominal detent position occurs when both Channel A and B are in low states. 2. Channel A leads Channel B in CW direction and lags in CCW direction. TYP. 1.27 (.050) POWER MOMENTARY SWITCH Asia-Pacific: TEL +886-2 25624117 FAX +886-2 25624116 Europe: TEL +41-41 7685555 FAX +41-41 7685510 The Americas: TEL +1-951 781-5500 FAX +1-951 781-5700 www.bourns.com REV. 02/10 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.