Mechanical Encoders SERIES 25 Multi-Deck FEATURES * Multiple Code and Indexing Choices * Reliability Tested to Listed Specifications * Less than 1.0" Square * Termination Choices * Panel and Shaft Seal Option * Manufactured to ISO 9001 and Military Standards * Custom Configurations Available DIMENSIONS in inches (and millimeters) DIM. A .025 (DIM A 0,64) .250 .015 (6,35 0,38) Optical and Mechanical Encoders .320 .010 (8,13 0,25) .865 .015 (21,97 0,38) .365 .020 (9,27 0,51) .219 .005 (5,56 0,13) PART NUMBER, DATE CODE, AND PINOUT ID LABEL O.250 + .001 - .002 .865 .015 (21,97 0,38) (6,35 + 0,03 - 0,05) .250 .020 (6,35 0,51) .060 .015 (1,53 0,38) .375 (9,53) 3/8-32 UNEF-2A THREAD .190 .015 (4,83 0,38) .050 .005 (1,27 0,13) .020 .005 (0,51 0,13) .288 .015 (7,31 0,38) .100 .010 (2,54 0,25) TYP. Grayhill, Inc. * 561 Hillgrove Avenue * LaGrange, Illinois CL CL .200 .015 (5,08 0,38) Number of Decks 1 2 3 4 Dimension A .450 (11,43) .650 (16,51) .850 (21,59) 1.050 (26,67) 60525-5997 * USA * Phone: 708-354-1040 * Fax: 708-354-2820 * www.grayhill.com Mechanical Encoders SPECIFICATIONS Electrical Ratings Mechanical Ratings Switching Loads: 150 mA at 120 Vac, resistive; 150 mA at 28 Vdc, resistive Current Carrying Capacity: 250 mA at 28 Vdc, resistive Contact Resistance: 75 m max. after life Insulation Resistance: 1000 m minimum between terminals and shaft Voltage Breakdown: 1000 Vac minimum between terminals and shaft Life Expectancy: 50,000 cycles at rated loads Contacts: Shorting Stop Strength: 10 in-lbs minimum Rotational Torque: 4-20 in-oz, dependent on the number of decks Operating Temperature Range: -65C to +85C Non-Turn Device: Flatted mounting bushing, .375" dia. x .320" Package Size: .865" square Termination: PC terminals, .100" on center. Decks are .200" apart Hardware: Hex nut and lockwasher supplied Materials and Finishes Bushing: Die cast zinc alloy, tin-zinc plated Mounting Hardware: plated brass Decks, Deck Separators, End Plate: Thermoplastic Contacts and Terminals: Gold, silver, nickelplated beryllium copper Shaft, Stop Blades: Stainless Steel Detent Balls: Steel, nickel-plated Rivets: Brass, zinc-plated ORDERING INFORMATION 25BSP22-Q-1-16 C Stop arrangement: For switches with maximum positions, add C for continuous rotation; add F for stop between first and last. No notation required for less than maximum positions. Number of positions: Maximum is dependent on the angle of throw. Minimum is two. Number of decks: One through four possible. Code output: B = Binary (contact Grayhill for availability) Q = Quadrature G = Gray (contact Grayhill for availability) Specials include 1/8" diameter shaft, custom angles of throw for binary, binary complement and gray code outputs. Contact Grayhill Sales for availability. Control knobs available. For prices and discounts, contact a local Sales Office, an authorized local Distributor or Grayhill. Grayhill, Inc. * 561 Hillgrove Avenue * LaGrange, Illinois 60525-5997 * USA * Phone: 708-354-1040 * Fax: 708-354-2820 * www.grayhill.com Optical and Mechanical Encoders Series 25: Multi-deck Shaft size: B = 1/4" diameter shaft Sealed or non-sealed: S = Shaft and panel seal; No letter = no seal Terminal structure: P = PC, perpendicular to shaft; R = PC, rear facing (one deck only); F = PC, front facing (one deck only). Angle of throw (determines the maximum number of positions): 10 = 10, 36 positions; 11 = 11.25, 32 positions; 12 = 12, 30 positions; 15 = 15, 24 positions; 18 = 18, 20 positions; 22 = 22.5, 16 positions; 30 = 30, 12 positions; 36 = 36, 10 positions; 45 = 45, 8 positions; 60 = 60, 6 positions; 90 = 90, 4 positions.