Model EN12 12mm Rotary Encoder 2 Bits Gray Code Incremental/Contacting Type Metal Bushing/Plastic Shaft Push-on Switch Option RoHS Compliant MODEL STYLES Top Adjust, with Switch EN12-HS Top Adjust, without Switch EN12-HN Side Adjust, with Switch EN12-VS Side Adjust, without Switch EN12-VN ELECTRICAL1 Pulses ( Per Revolution ) 12 & 24 Closed Circuit Resistance, Ohms 3 Ohms, max. Contact Rating 1mA/ 5Vdc Operating Current, Maximum 1mA Dielectric Strength 300Vac/ 1mA, I minute Insulation Resistance, Minimum 100M ohms at 250Vdc/ 1mA Sliding Noise ( at 60 RPM ) 2.0ms max. Contact Bounce ( at 15 RPM) 5.0ms max. Operating Speed ( RPM ) 100 RPM max. Switch Power Rating 10mA/ 5Vdc Switch Contact Resistance 100 milliohms Actual Electrical Travel, Nominal Continuous MECHANICAL Total Mechanical Travel Continuous Detents (per Revolution) 0, 12, 24 Rotational Torque of Detent, Maximum 1.4 oz-in Switch Operating Force 550 gf Switch Travel 0.5mm 1 Specifications subject to change without notice. BI Technologies Corporation 4200 Bonita Place, Fullerton, CA 92835 USA Phone: 714 447 2345 March 5, 2007 Website: www.bitechnologies.com page 1 of 3 BI technologies Model EN12 ENVIRONMENTAL Operating Temperature Range -30°C to +85°C Rotational Life 30,000 cycles ORDERING INFORMATION2 EN12 - VS 1 1 A F 20 Model Series Shaft Length “L” see below Style Pulses: 1=12 Pulses 2=24 Pulses Flatted Shaft Detents : 0 = No Detent 1= 12 Detents (for 12 pulses only) 2= 24 Detents (for 24 pulses only) Bushing Length (M) A = 5mm Shaft Length Options 18 Length = 17.5mm 23 Length = 22.5mm CIRCUIT DIAGRAM 2 Contact our customer service for custom designs and features. BI Technologies Corporation 4200 Bonita Place, Fullerton, CA 92835 USA Phone: 714 447 2345 March 5, 2007 Website: www.bitechnologies.com page 2 of 3 BI technologies Model EN12 OUTLINE DRAWING EN12-HS (Top Adjust, with Switch) EN12-HN (Top Adjust, without Switch) EN12-VS (Side Adjust, with Switch) EN12-VN (Side Adjust, without Switch) BI Technologies Corporation 4200 Bonita Place, Fullerton, CA 92835 USA Phone: 714 447 2345 March 5, 2007 Website: www.bitechnologies.com page 3 of 3 BI technologies