PAC18R1-31D28F Bourns

Features n Low profile absolute encoder n High-class rotational feel n Haptic detent feedback n Sealed shaft n Insulated plastic shaft and bushing n RoHS compliant* PAC18R - 18 mm Low Profile Absolute Encoder Electrical Characteristics Additional Information Output 4-bit gray code Click these links for more information: Contact Rating 1 mA 10 VDC Insulation Resistance 10 megohms minimum 500 VDC Dielectric Withstanding Voltage Sea Level 500 VAC minimum PRODUCT TECHNICAL INVENTORY SAMPLES Contact Resistance 100 ohms maximum LIBRARY Environmental Characteristics Product Dimensions Operating Temperature Range PAC18R1-3XXXXF -35 C to +70 C (-22 F to +158 F) 20.2 (.795) Storage Temperature Range 3.7 9.2 L 0.5 5.0 0.1 (.146) (.362) (L .02) -40 C to +80 C (-40 F to +185 F) 18.8 (.197 .004) (.740) IP Rating IP 64 6.34 0.05 5.84 DIA. (.250 .002) (.23) 10.0 Mechanical Characteristics 2 (.394) (.079) RPM (Operating) 60 maximum 9.5 DIA. Mechanical Angle 360 continuous (.374) 10.0 11.1 Torque (.394) F 0.2 (.437) STARTING Starting and Running 10 to 200 gf-cm (F .008) POSITION Detent 350 to 650 gf-cm 3 ALL 12 & 16 2 4 5 3 1 3.5 Mounting 7 kgf-cm maximum POSITION (.118) GND (.138) MODELS Rotational Life 30000 cycles minimum 5 PLCS. 5.0 2.5 MM Soldering Condition (.197) (.098) DIMENSIONS: (INCHES) 12.5 Wave Soldering 260 C for 3 seconds (.492) Manual Soldering 350 C for 3 seconds Hardware One flat washer and one hex nut supplied with threaded bushing versions 20.2 PAC18R1-4XXXXF (.795) Hardware 18.8 3.7 9.2 L 0.5 6.34 0.05 DIA. (.740) (.146) (.362) (L .02) (.250 .002) 3/8 x 32 5.0 0.10 (.197 .004) 5.84 (.23) 10.0 2 (.394) (.079) 12.4 0.5 2.2 0.2 9.5 DIA. (.488 .020) (.087 .008) (.374) NUT 10.0 11.1 STARTING (.394) F 0.2 (.437) POSITION 9.5 0.2 (F .008) ALL 8 (.374 .008) 3 POSITION 2 4 5 3 1 DIA. 15.9 0.5 3.5 MODELS (.118) GND (.626 .020) (.138) DIA. 5 PLCS. 5.0 2.5 (.197) (.098) MM DIMENSIONS: 0.5 12.5 (INCHES) WASHER (.020) (.492) Shaft Configurations Recommended PCB Layout WARNING Cancer and Reproductive Harm 19.6 195 215 289 2.2 www.P65Warnings.ca.gov (.771) L (.087) (768) (846) (1138) *RoHS Directive 2015/863, Mar 31, 2015 and Annex. 2.0 65 1366 157 F Specifications are subject to change without notice. (.079) 11 (256) (548) (618) Users should verify actual device performance in their (.433) GND specific applications. 2 4 5 3 1 MM The products described herein and this document are DIMENSIONS: (INCHES) subject to specific legal disclaimers as set forth on the 1.0 +0.2/-0 3.75 last page of this document, and at www.bourns.com/ (.039 +.008/-0) (.148) docs/legal/disclaimer.pdf. 2.5 DIA. (.098) 5 PLCS. 12.5 (.492) PAC18R - 18 mm Low Profile Absolute Encoder Pin Out Code 8 Positions Pin Out Code 12 Positions Pin Out Code 16 Positions Position Angle in P1 P2 P3 P4 Position Angle in P1 P2 P3 P4 Position Angle in P1 P2 P3 P4 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 2 45 0 1 0 0 2 30 1 0 0 0 2 225 1 0 0 0 3 90 1 1 0 0 3 60 1 1 0 0 3 45 1 1 0 0 4 135 1 1 1 0 4 90 0 1 0 0 4 675 0 1 0 0 5 180 0 1 1 0 5 120 0 1 1 0 5 90 0 1 1 0 6 225 0 1 1 1 6 150 1 1 1 0 6 1125 1 1 1 0 7 270 0 0 1 1 7 180 1 0 1 0 7 135 1 0 1 0 8 315 0 0 1 0 8 210 0 0 1 0 8 1575 0 0 1 0 9 240 0 0 1 1 9 180 0 0 1 1 10 270 1 0 1 1 10 2025 1 0 1 1 11 300 1 0 0 1 11 225 1 1 1 1 12 330 0 0 0 1 12 2475 0 1 1 1 13 270 0 1 0 1 14 2925 1 1 0 1 How To Order 15 315 1 0 0 1 PAC18R 1 - 4 1 D 19 F 16 3375 0 0 0 1 Model Series Number of Units 1 = Single Orientation 3 = PC-Pins Down Facing, Bushing without Thread 4 = PC-Pins Down Facing, Bushing with Thread Position Option 1 = 8 Positions 2 = 12 Positions 3 = 16 Positions Detents N = No Detents D = Detents (Positions) Shaft Length 19 = 195 mm 21 = 215 mm 28 = 289 mm Shaft Type F = Insulated Flatted Shaft Asia-Pacific: Tel: +886-2 2562-4117 Email: asiacus bourns.com EMEA: Tel: +36 88 885 877 Email: eurocus bourns.com The Americas: Tel: +1-951 781-5500 Email: americus bourns.com www.bourns.com 01/21 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.