Model 120E Optical Encoder The model 120E is a light-duty optical encoder that can be manually or motor operated. This unique device outputs two square waves at a maximun 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. MECHANICAL ELECTRICAL Parameter Min. Nom. Max. VCC Range (V) Supply Current (mA) Voh (V) Vol (V) Pull-up Resistor (KOhm) Output 4.75 5 5.25 30 2.4 .4 10 Channel A leads Channel B by 90° electrically, CCW direction ENVIRONMENTAL Parameter Min. Nom. Operating Temp (°C) Storage Temp (°C) Humidity: -40° +65° -55° +110° 85%RH @ 40°C, 240 hrs TERMINAL B66: PC Terminals, horizontal mounting C24: PC Terminals, vertical mounting CBL: 7.5 including cable CN1: 7.5 including cable with connector Max. Vibration: 10 to 2000Hz, 15G Mil Std, Method 204 Test Cond. C Shock: 100G @ 6ms Mil Std. 202, Method 213 Test Cond. C Rotational Torque: Sleeve 1.5 oz. in. Ball bearing .25 oz. in. max. Low torque available Operating Speed: 300 RPM Rotational Life: 10,000,000 cycles Shaft End Play: .005 max. Shaft Radial Play: .010 @ 1 in. Shaft Axial Force: 15 lbs. push/pull Terminal Strength: 2 lbs. Weight: .74 oz. FEATURES Model 120E PRESENTING WORLDWIDE • THE TOTAL PACKAGE OF ELECTRONIC COMPONENTS Model Model 120E DIMENSIONS Optical Encoder ORDERING INFORMATION Spectrol Electronics Ltd, Garrard Way, Swindon SN3 3HY, UK. Tel: +44 (0) 1793 521351. Fax: 44 (0) 1793 525163. E-mail: [email protected] Spectrol Electronics Corporation, 4051 Greystone Drive, Ontario, CA 9176, USA. Tel: (909) 923 3313. Fax: (909) 923 3503. E-mail: [email protected] Spectrol Electronics GmbH, Bauschstrasse 16, D73079 Sussen, Germany. Tel: + 49 (0) 7162 7001. Fax: + 49 (0) 7162 33546. E-mail: [email protected] Web Site: www.spectrol.com