R50 MINIATURE ROTARY 1/2" DIAMETER MINIATURE ROTARY COMMERCIAL AND MILITARY GRADE Quality Features: * MIL-S-3786/20 style available * 1/2 inch diameter * Optional seal for PC board assembly and cleaning available * Choice of 36, 45, 60 and 90 angles of throw * PC or Solder Lug termination * Positive shaft grounding for EMI/RFI shielding available * Screwdriver slotted shaft style available Standard Characteristics/Ratings: ELECTRICAL : Contact Resistance: 50 milliohms max DWV: 600 VAC min Mechanical Life: 25,000 cycles of operation Load Rating 28 VDC Resistive Rating 115 VAC Rating 220 VAC Life Cycles (Min.) 200 mA Resistive 25,000 150 mA Inductive 30 mA Lamp load 100 mA Lamp load 25,000 25,000 25,000 75 mA 25,000 MATERIALS AND FINISHES: Switch Base: Thermoset Bushing: Zinc, Cadmium plated Terminals: Brass, Gold plated over Silverplate Panel Seal: Silicone Rubber Shaft Seal: Fluorosilicone Mounting Hardware: One mounting nut .089" thick by .375" across flats and one internal tooth lockwasher are supplied with the switch. MECHANICAL CHARACTERISTICS: Rotational Torque: 8-24 inch-ounces. Detent Angles: 36, 45, 60 and 90 Stop Strength: 7.5 inch-pounds minimum Contact Type: Shorting or non-shorting wiping contacts. Shaft Flat Orientation: Flat opposite contacting position of pole number one. Terminals: Switches are provided with the full circle of terminals, regardless of the number of active positions. Bushing Mounting: Required for switches with stops, and recommended for switches without stops. 96 OTTO 2007 Full Line Catalog Specifications Subject To Change Without Notice R50 1/2" DIAMETER MINIATURE ROTARY MINIATURE ROTARY COMMERCIAL AND MILITARY GRADE Angle of Throw Number of Poles Number of Positions Per Pole 36 1 2 02 thru 10 02 thru 05 45 1 2 02 thru 08 02 thru 04 60 1 2 02 thru 06 02 thru 03 90 1 2 02 thru 04 02 Note: 45, 60 & 90 drawings available upon request. ROTARY SWITCHES Specifications Subject To Change Without Notice www.ottoexcellence.com 97