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BI Technologies Corporation
4200 Bonita Place, Fullerton, CA 92835 USA
Phone: 714 447 2345 Website: www.bitechnologies.com July 24, 2014 page 1 of 4 BI technologies 27mm Rotary Potentiometer Long Life - 1 Million cycles Conductive Plastic Element Heavy Duty Applications Sealed Unit Available RoHS Compliant MODEL STYLES Panel, Solder Lugs, Single Gang P270 Panel, Solder Lugs, with Center Tap P271 Panel, Solder Lugs, Dual Gang P272 ELECTRICAL1 Resistance Range, Ohms 200-1M (for “B” taper) 1K-1M (for other tapers) Standard Resistance Tolerance 10% Residual Resistance 6 Ώ max. Input Voltage, maximum 500 Vdc not to exceed power rating Power rating, Watts 2 Watts @ 70°C for “B” Taper, 1 Watt for all others Dielectric Strength 1000VAC, I minute Insulation Resistance, Minimum 50M ohms at 500Vdc Sliding Noise 100mV max. Actual Electrical Travel, Nominal 300° Electrical Continuity, Nominal 312° MECHANICAL Total Mechanical Travel 312± 5 Static Stop Strength, Maximum 200 oz-in Rotational Torque, Maximum (Dual gang) Dust Pr oof : 3.0.oz-in. Sealed : 5.0 oz-in Panel Nut Tightening Torque 25 lb-in ENVIRONMENTAL Operating Temperature Range -55C to +120C Rotational Load Life 1M Cycles (10% ∆R) Specifications subject to change without notice.
BI Technologies Corporation Phone: 714 447 2345 Website: www.bitechnologies.com July 24, 2014 page 2 of 4 BI technologies ORDERING INFORMATION2 Shaft Types F-TYPE Shaft – Bushing Combinations Shaft Length (L) Bushing Length (M) Flat Length (T) (1) = .625 (3) = .500 Not Available All Other Combinations .375 STANDARD RESISTANCE VALUES, OHMS 1K 2K 5K 10K 20K 50K 100K 200K 500K 1MEG Contact our customer service for custom designs and features. P270 – S P 2 2 B R100K Model Series Total Resistance Shaft Type: see below Bushing Length (M) 1= .250” 2 =.375” 3 = .500” Shaft Length (L) 1 = .625” 2 = .875” 3 = 1.000” 4 = 2.000” Seal Type S = Sealed D = Dust proof Taper A = Audio B = Linear C = Reverse Audio
BI Technologies Corporation Phone: 714 447 2345 Website: www.bitechnologies.com July 24, 2014 page 3 of 4 BI technologies P270 (without Center Tap) P271 (with Voltage Center Tap) P272 (Dual Gang) Model 270 .562 .031 M L .109 .016 .250+.000 -.002 MIN.125 1.050 .875 .031 .546 .015 .125 .018 .015 .078 .047 2x20 5 .394.158 .512 ()1.4 .057 x .088 SLOT 3/8-32 NEF-2A THREAD MARKING PANEL LAYOUT CIRCUIT DIAGRAM OUTLINE DRAWING
BI Technologies Corporation Phone: 714 447 2345 Website: www.bitechnologies.com July 24, 2014 page 4 of 4 BI technologies Model 271 (Center Tap) MIN .125 .250+.000 -.002 .562 .031 .109 .016 M L 1.050 .125 .018 .015 .546 .015 .875 .031 .078 .047 .875 .031 .394.158 .512 ()1.4 PANEL LAYOUT 3/8-32 NEF-2A THREAD MARKING .057 x .088 SLOT CENTER TAP TERMINAL Model 272 (Dual gang) .3942x .158 .512 .078 .010 .047 L .562 .016 .109 .016 MIN .125 .250 +.000 -.002 1.050 .016 .125 .018 .015 .546 .015 .875 .031 2x 20 5 M .582 1.161±.016 ()1.4 PANEL LAYOUT 3/8-32 NEF-2A THREAD MARKING SLOT