Features Applications n RoHS compliant* n Test and measurement equipment n Push-pull switch n Communications equipment n Linear and audio tapers n Medical diagnostic equipment n PC board and bushing mount n Professional audio equipment n Splash seal n Metal bushing and shaft 54 1/2 (12.5 mm) Panel Control w/Push-Pull Switch 1 Electrical Characteristics Additional Information Standard Resistance Range Click these links for more information: Linear 1K to 500K ohms Audio 1K to 500K ohms Total Resistance Tolerance B & D Tapers 20 % PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT E & S Tapers 10 % LIBRARY Independent Linearity 5 % Absolute Minimum Resistance 2 ohms maximum Effective Electrical Angle 270 5 Contact Resistance Variation 2 % Dielectric Withstanding Voltage (MIL-STD-202 Method 301) Sea Level 1,500 VAC minimum 70,000 500 VAC minimum Insulation Resistance 1,000 megohms minimum Power Rating At 70 C (Derate To 0 At 125 C) (Voltage Limited By Power Dissipation or 350 VAC, Whichever Is Less) Linear Tapers 05 watt Audio Tapers 025 watt Theoretical Resolution Essentially infinite 1 Environmental Characteristics Operating Temperature Range +1 C to +125 C Storage Temperature Range -55 C to +125 C Temperature Coefficient Over Storage Temperature Range 1,000 ppm/C Vibration 8 G Total Resistance Shift 2 % maximum Voltage Ratio Shift 5 % maximum Shock 20 G Total Resistance Shift +2 % maximum Voltage Ratio Shift 5 % maximum Load Life 1,000 hours Total Resistance Shift 10 % TRS maximum Rotational Life (No Load) 50,000 cycles Total Resistance Shift 10 % TRS maximum Contact Resistance Variation 2 % Moisture Resistance (MIL-STD-202, Method 103, Condition B) B & E 10 % TRS D & S 20 % TRS IP Rating Entire Unit IP64 Shaft/Bushing IP65 Mechanical Characteristics Stop Strength 395 N-cm (35 lb -in ) Mechanical Angle 290 5 Torque Starting/Running 02 to 13 N-cm (025 to 20 oz -in) Mounting (Torque on Bushing) 17 to 2 0 N-m (15 to 18 lb -in) Weight 10 grams Terminals PC pin Soldering Condition Recommended hand soldering using Sn95/Ag5 no clean solder, 0025 wire diameter Maximum temperature 399 C (750 F) for 3 seconds No wash process to be used with no clean flux Part can be wave soldered at 260 C (500 F) for 5 seconds, no wash process with no clean flux Marking Manufacturers trademark, part number, resistance value and date code. Ganging (Multiple Section Potentiometers) Inquire for availability, minimum order quantity and price Hardware Locking bushing versions are shipped with one additional locking nut (Bushing A: H-37-2 & H-38-2 Bushing C: H-37-1 & H-38-1) 1 Electrical specifications tested at 200 RPM, at room ambient: +25 C nominal *RoHS Directive 2015/863, Mar 31, 2015 and Annex. WARNING Specifications are subject to change without notice. Users should verify actual device performance in their specific Cancer and Reproductive Harm applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the www.P65Warnings.ca.gov last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. 54 1/2 (12.5 mm) Panel Control w/Push-Pull Switch Initial Electrical Characteristics - Switch Switch Type DPDT (Break before make) Power Rating (Resistive Load) 025 A 30 VDC Dielectric Withstanding Voltage (MIL-STD-202, Method 301) Sea Level 1000 VAC minimum Insulation Resistance 1500 megohms minimum Contact Resistance 100 milliohms maximum Actuating Stroke 041 cm (016 in) maximum 1 Environmental Characteristics Vibration 8 G Contact Resistance 100 milliohms maximum Contact Bounce 01 milliseconds maximum Shock 20 G Contact Resistance 100 milliohms maximum Contact Bounce 01 milliseconds maximum Switch Life Rated Power 15,000 actuations Switch Actuating Force 045 kg (10 lb) minimum Contact Resistance 100 milliohms maximum Moisture Resistance (MIL-STD-202, Method 103, Condition B) Contact Resistance 100 milliohms maximum Insulation Resistance (After 24 Hours Room Temperature - 500 VDC) 100 megohms minimum 1 Electrical specifications tested at 200 RPM at room ambient: +25 C nominal Switch Configurations (Shown in Pulled Position) A A A B B B C D D PULLED E E E F F DPST NC/NO DPDT DPST NC/NC B PUSHED A C B B C C E F DPST NO/NO SPST NO SPDT 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.