EM14R1A-B28-R008S

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) 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 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. 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 Part Numbering System EM14A0D-C24 - L032S MODEL NO. DESIGNATOR EM14 14 mm Rotary Optical Encoder SWITCH OPTION Code Description S Push Switch N No Switch Code A C R BUSHING CONFIGURATION 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 DETENT OPTION Code Description 0 No Detent 1 32 Detents (Available with 8 or 32 PPR only) RESOLUTION (Pulses Per Revolution) Code Description 008 8 PPR 016 16 PPR 032 32 PPR 064 64 PPR TERMINAL CONFIGURATION Code Description L Axial Multi-Purpose Pin R Radial Multi-Purpose Pin ANTI-ROTATION LUG/BRACKET OPTION Code Description A A/R Lug 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 Available w/ Bushing A A C R R Code 24 28 20 25 SHAFT LENGTH DESIGNATOR Length (FMS) Available w/Bushing 3/4 " A, C 7/8 " A, C 20 mm R 25 mm R 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) F 4.76 (.187) L 9.53 (.375) 10.03 (.395) 3.18 TYP. (.125) "L" PIN STYLE 14.76 (.581) 8.00 (.315) METAL SHAFT (SEE TABLE FOR OPTIONS) 2.08 TYP. (.082) "R" PIN STYLE 1.52 (.060) "R" PIN STYLE TYP. 1.75 TYP. (.069) "L" PIN STYLE R 1.19 .79 X HIGH (.047) (.031) ANTI-ROTATION BOSS (OPTIONAL) METAL BUSHING (SEE TABLE FOR OPTIONS) Shaft / Flat Length Dimensions "A" Style Bushing - Flatted Shafts L F 9.53 (.375) F "R" Style Bushing - Flatted Shafts L 9.5 (.374) "C" Style Bushing - Slotted Shafts 1.52 (.060) L 6.35 (.250) 4.76 (.187) SHAFT DIA. 6.35 (.250) BUSHING DIA. 9.52 (.375) 4.42 (.174) 3/8-32 UNEF-2A SHAFT LENGTH FLAT LENGTH "L" "F" 19.05 7.94 (.750) (.313) 22.22 9.52 (.875) (.375) SHAFT DIA. 6.0 (.236) M10 x 0.75-6 g BUSHING DIA. 10.0 (.394) SHAFT LENGTH FLAT LENGTH "L" "F" 20.0 7.0 (.787) (.275) 25.0 12.0 (.984) (.472) 0.79 (.031) 1/4-32 UNEF-2A SHAFT DIA. 6.35 (.250) BUSHING DIA. 9.52 (.375) SHAFT LENGTH "L" 19.05 (.750) 22.22 (.875) "A" Style Bushing - Slotted Shafts L 1.8 (.071) 9.53 (.375) "R" Style Bushing - Slotted Shafts L 1.8 (.071) 9.5 (.374) 0.99 (.040) SHAFT DIA. 6.35 (.250) 0.99 (.040) 3/8-32 UNEF-2A BUSHING DIA. 9.52 (.375) SHAFT LENGTH "L" 19.05 (.750) 22.22 (.875) SHAFT DIA. 6.0 (.236) M10 x 0.75-6 g BUSHING DIA. 10.0 (.394) SHAFT LENGTH "L" 20.0 (.787) 25.0 (.984) 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 Electrical Block Diagram Quadrature Output CW – Ground High CHANNEL A Low High CHANNEL B Low 90 °e ± 45 °e A IRED Channel A 1 10k Opto ASIC 10k Switch Terminal 180 °e 1 pulse width 32 DETENT / 8 PPR 2 Switch Terminal CW + Power CHANNEL A CHANNEL B B Channel B 32 DETENT / 32 PPR Terminal Diagram CW CHANNEL A CHANNEL B CHANNEL "A" GROUND CHANNEL "B" A12 +B TYP. 1.27 (.050) POWER MOMENTARY SWITCH Sensors & Controls Division 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 09/04 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.