Model 120E Vishay Spectrol Incremental Optical Encoder Contactless Technology (128 Pulses per Turn) FEATURES • Long life: 10 million revolutions minimum (contactless) RoHS • Cost effective: Elimination of A/D converters COMPLIANT • Stainless steel shafts and nickel-plated bushing in various lengths • Stability: - 40 °C to + 65 °C operating temperature • Variability: Cable and printed circuit terminations available The Model 120E is a light-duty optical encoder that can be manually. This unique device outputs two square waves at a maximum rate of 128 pulses in quadrature with other resolutions as low as 10 pulses available. Typical applications includes Motion sensing and control, Motor control, Flow control, Low-to-high input for test and measurement, Medical instrumentation, Robotics and Computer Peripherals. ELECTRICAL SPECIFICATIONS PARAMETER MINIMUM NOMINAL MAXIMUM 4.75 5 5.25 - - 30 Voh (V) 2.4 - - Vol (V) - - 0.4 Pull-up Resistor (kΩ) - 10 - VCC Range (V) Supply Current (mA) Output Channel A leads channel B by 90° electrically, CCW direction MECHANICAL SPECIFICATIONS PARAMETER Vibration 10 to 2000 Hz, 15 G mil std., - 202 method 204 test condition C Shock 100 G at 6 ms mil std. 202, method 213 test condition C Rotational Torque 1.5 oz. in Other torque ranges available Sleeve Bearing Operating Speed 300 RPM Rotational Life 10 000 000 revolutions Shaft End Play 0.005 maximum Shaft Radial Play 0.010 at 1" Shaft Axial Force 15 lbs. push/pull Terminal Strength 2 lbs. ORDERING INFORMATION/DESCRIPTION 120 E N 128 MODEL PRODUCT ID SHAFT AND BUSHING SIZE PULSES PER RESOLUTION E= Encoder N = 1/4" (6.35 mm) diameter by 0.875" (22.23 mm) long shaft 3/8" (9.53 mm) diameter x 32 NEF 2A by 3/8" (9.53 mm) long bushing Number of pulses per revolution Sleeve-bearing construction with two channel quadrature output CBL BO100 e4 TERMINATION PACKAGING LEAD FINISH B66 = PC terminal type B-66 horizontal mounting C24 = PC terminal type C-24, vertical mounting CBL = 7.5" (190.5 mm) long cable CN1 = Cable with connector Box of 100 pieces SAP PART NUMBERING GUIDELINES 120EN 128 CBL B30 MODEL PULSES PER REVOLUTION TERMINAL CONFIGURATION PACKAGING www.vishay.com 154 For technical questions, contact: [email protected] Document Number: 57090 Revision: 20-Mar-07 Model 120E Incremental Optical Encoder Contactless Technology (128 Pulses per Turn) Vishay Spectrol DIMENSIONS in inches (millimeters) 120E SERIES BLOCK DIAGRAMM ONE OUTPUT 5.4K 0.075 LOGIC CXT 0.6875 CABLE STYLE 0.025 x 0.012 THICK “A” + 0.000 - 0.031 0.48 0.100 TYP. 1.18 (28.57 mm) 3/ 0.53 8 x 32 NEF 0.2495 0.125 GROUND “A” DIMENSIONS STANDARD: 0.160 SPECIAL: 0.475 MAX. OUTPUT 5 V PC TERMINALS: TYPE C-24 OUTPUT WAVEFORM 90° ± 45° PHASE ERROR 0.375 0.6875 0.8125 1 LOGIC 0 1 LEVEL A OUTPUT B “A” ± 0.50 0.50 0.375 0.48 0.6875 (17.48 mm) 0 CCW ROTATION* *Channel A leads channel B by 90° electrically in CCW direction TERM # 1 2 3 4 PC TERMINALS: TYPE B-66 FUNCTION 5 VDC ± 5 % at 30 ma max. “A” out Ground “B” out Standard Special Dimension Tolerances, Unless Otherwise Specified FRACTIONS = ± 1/64 (0.40 mm) DECIMALS = ± 0.005 0.8125 “A” DIMENSIONS 0.160 0.400 max. GRDS = ± 0.010 (0.25 mm) 0.025 x 0.012 THICK 0.4375 “A” + 0.000 - 0.031 0.100 Notes: “A” cable length standard 7.50 ± 0.50. Other lengths available, specified by customer. (2) “A” and “B” outputs are TTL compatible on all models. (1) COLOR Red Green Yellow Orange FUNCTION 5VDC ± 5 % at 30 ma max. Ground “A” out “B” out ENVIRONMENTAL SPECIFICATIONS PARAMETER MINIMUM NOMINAL MAXIMUM Operating Temperature (°C) - 40 °C - + 65 °C Storage Temperature (°C) - 55 °C - + 110 °C 85 % RH at 40 °C, 240 h - - Humidity TERMINAL Terminal Document Number: 57090 Revision: 20-Mar-07 B66: PC Terminals, horizontal mounting C24: PC Terminals, vertical mounting CBL: 7.5 including cable CN1: 7.5 including cable with connector For technical questions, contact: [email protected] www.vishay.com 155 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1