Features n Resolution from 32-256 PPR n 3.3 and 5 VDC voltage supply option n Long life n Quadrature output n High operating speed n Bushing or servo mount n Highly repeatable n Non-contacting magnetic technology n Sealed option n Small size n Magnetic technology n CMOS and TTL compatible EMS22Q - Non-Contacting Incremental Encoder Electrical Characteristics Resolution ........................................................................................................................................................................................................... 32 to 256 PPR Insulation Resistance (500 VDC) ......................................................................................................................................................................1,000 megohms Electrical Travel ........................................................................................................................................................................................................ Continuous Supply Voltage ........................................................................................................................................................................5.0 VDC 10 %, 3.3 VDC 10 % Supply Current .................................................................................................................................................................................................20 mA maximum Output Voltage Low Output Level ................................................................................................................................................................................. Vss+0.4 V maximum High Output Level...................................................................................................................................................................................Vdd-0.5 V minimum Output Current With 4.5 VDC Supply Voltage .......................................................................................................................................................................4 mA maximum With 3.0 VDC Supply Voltage .......................................................................................................................................................................2 mA maximum Rise/Fall Time (Incremental Output) ............................................................................................................................................................... 500 ns maximum Shaft RPM (Ball Bearing) .........................................................................................................................................................................10,000 rpm maximum Hysteresis ............................................................................................................................................................................................................................ 0.7 Accuracy Nominal ..........................................................................................................................................................................................................0.7 or better Worst Case ................................................................................................................................................................................................................... 1.4 Output Transition Noise ................................................................................................................................................................................... 0.12 RMS max. Environmental Characteristics Operating Temperature Range ........................................................................................................................................ -40 C to +125 C (-40 F to +257 F) Storage Temperature Range ...........................................................................................................................................-55 C to +125 C (-67 F to +257 F) Humidity ....................................................................................................................................................................MIL-STD-202, Method 103B, Condition B Vibration ..............................................................................................................................................................................................................................15 G Shock ..................................................................................................................................................................................................................................50 G Rotational Life S Bushing ( 1,000 rpm) .................................................................................................................................................................100,000,000 revolutions T & W Bushings ( 1,000 rpm with 250 g side load) ........................................................................................................................ 50,000,000 revolutions IP Rating ............................................................................................................................................................................................................................. IP 65 Mechanical Characteristics Mechanical Angle ............................................................................................................................................................................................360 Continuous Torque Starting .................................................................................................................................................................................... 43 21 g-cm (0.6 0.3 oz-in.) Running ................................................................................................................................................................................... 29 14 g-cm (0.4 0.2 oz-in.) Mounting Torque .........................................................................................................................................................................................203 N-cm (18 lb.-in.) Shaft End Play ......................................................................................................................................................................0.30 mm (0.012 ) T.I.R. maximum Shaft Radial Play ..................................................................................................................................................................0.12 mm (0.005 ) T.I.R. maximum Weight ..............................................................................................................................................................................................................11 gms. (0.4 oz.) Terminals .........................................................................................................................................................................................Axial, radial or ribbon cable 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 10 seconds Wash processes .......................................................................................................................................................................................Not recommended Marking ....................................................................................................................................Manufacturers trademark, name, part number, and date code. Hardware ....................................................................One lockwasher and one mounting nut supplied with each encoder, except on servo mount versions. Pin Configuration Output Type Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 A/B Quadrature A B GND Index VCC* CS** * Can be 5 or 3.3 VDC depending on the version. ** Active low chip select pin if not used connect pin 6 to GND. WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov *RoHS Directive 2015/863, Mar 31, 2015 and Annex. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.Applications n Medical (low/medium risk)* n Material handling equipment n Office equipment n Brushless DC motor commutation n Audio and broadcast equipment n Robotics n Automotive n Industrial automation n Petroleum refinery EMS22Q - Non-Contacting Incremental Encoder Output Type Waveform and Variant Table Quadrature Output 360 = 1 Cycle PPR 3.3 Vcc5.0 VccIndex 1Index 3 PPR 256 XX Edge Separation 256 XX 256 XX 256 XX 128 XX A 128 XX 128 XX 128 XX 64 XX B 64 XX 64 XX Index 1 = 1 LSB 64 XX 32 XX 32 XX Z 32 XX Index 3 = 3 LSB 32 XX Minimum edge separation = 20*256/PPR (no missing pulses) Absolute Output B CSn A t CSn t CLKFE T CLK/2 A B 07 15 0 CLK Microprocessor Encoder 1 D0 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 S1 S2 S3 S4 S5 P1 D9 CS1 t D0 Tristate t D0 active t D0 valid Angular Position Data Status Bits Parity Bit Chip Select Hardware Sample PWM Output Angle PW MIN 5 % ParameterSymbol Type Unit Note PWM frequency fPWM 0.9756 KHz Signal period: 1025 s MIN pulse with PWMIN 1 s Position 0 Angle 0 * Bourns products have not been designed for and are not intended for use in lifesaving, life-critical0 deg or life-sustaining applications nor any other applications where failure or MAX pulse with PWMAX 1024 s Position 1023 Angle 359.65 malfunction of the Bourns product may result in personal injury or death. See Legal Disclaimer Notice(Pos 0)www.bourns.com/docs/legal/disclaimer.pdf . Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Analog output using an external low pass filter 1 1025 Vcc PW MAX 5 % 359.65 deg (Pos 1023) 1/f PWM 5 % 0 V 0 360 R V V in out C Direction/Step Output PPR 3.3 Vcc5.0 Vcc Index 1 Index 3 512 XX Index 1 = 1 LSB 512 XX 512 XX 512 XX Z 256 XX 256 XX Index 3 = 3 LSB 256 XX 256 XX 128 XX LSB 128 XX 128 XX 128 XX 64 XX 64 XX CW CCW 64 XX Direction 64 XX t Dir valid 500 ns