j10 catalog 1308390 dimensions are in inches dimensions are shown for usa: 1-800-522-6752 south america: 55-11-3611-1514 issued 9-04 and millimeters unless otherwise reference purposes only. canada: 1-905-470-4425 hong kong: 852-2735-1628 specified. values in parentheses specifications subject mexico: 01-800-733-8926 japan: 81-44-844-8013 www.tycoelectronics.com or brackets are metric equivalents. to change. c. america: 52-55-5-729-0425 uk: 44-141-810-8967 j dps8 series dps8 series pushwheel switches, mini, rear mount see code tables on page j3 module assembly method dps bi-directional code switches may be easily assembled into groups of any number. eachswitch, spacer or end-plate pair has appropriate snap-together assembly. no tools are required, little time consumed. groups of dps8 switches, with end-plates mount into panel holes of the recommended sizeusing four screws plus nuts and washers. model description dps8a spacer .157" (4mm) dps8l .315" spacer section dps8p end mounting plates, decorative only (pair) dps8pw end mounting plates, flanged with mounting holes (pair) b9l connector, 9 contacts, solder lug terminals b9ls connector, 9 contacts, pc terminals b11ls connector, 11 contacts, pc terminals (for code iii switch) sp1.2 limit stop pin for 10 position only. material specifications pc board ................................glass epoxy type, fr4 pc terminal spacing ..............dsp811: .079", 131,137, 141: .100" character height/color ..........0.193" white on black background housing ..................................noryl-se1, black, matte finish operating force ......................approx. 14 oz. typical performance characteristics contact rating va @ 20 vdc or peak ac contact circuit resistance 0.15 ohms max. mechanical life e than 10 6 operations environmental specifications operating temperature --0?to +80?) the dps8 series is a compact, lower cost family of instrument grade, pushbutton code switches for numerical input applications.dps8 models are similar in size to those of the smcd series and also feature a fast-snap-together assembly with conventional behind-the-panel mounting. a simple reliable bidirectional pushbutton mechanism allows rapid changes to either higher or lower numerical setting. reliable performance in logic level circuits and long service life are provided by gold clad wiping contacts. a dust-sealed window protects the readout characters, which are larger than those of comparable thumbwheel switches. dps8 switches have snap-action detent. 1 8 4 21 c 4 8 c 2 1 c n x .315 + .354 (n x 8 + 9) recommended panel hole n x .315 + .630 (n x 8 + 16) .551 (14.0) .748 (19.0) .134 (3.40) dia. .709 (18.0) .315 (8.00) .138 (3.51) .134 (3.40) 2.02 (51.3) 1.00 (25.4) 1.39 (35.4) 1.75 (44.4) .945 (24.0) n x 1.00 n x 2.54) 1.28 (32.4) .280 (7.00) side view .016 (0.41) n x .315 + .354 (n x 8.00 + 8.19) .170 (4.20) .031 (.787) .354 (8.99) top view board trace detail 0.10 (2.54) .059 (1.50) ak .080 (2.03) .295 (7.49) .059 (1.50) al .080 (2.03) .315 (8.00) .138 (3.51) 1.00 (25.4) .134 (3.40) .945 (24.0) .709 (18.0) .020 (0.56) typ. .040 (1.00) .028 (.74) .058 (1.47) aku-ls pc versions .250 (6.40) .220 (5.50) .600 (15.2) .260 (7.00) .670 (17.0) .040 (1.00) 131 ls code 301ls code 400 code .100 (2.54) rear mount al ak accessories dps8 - 131 - ak codes connections 111 = decimal ak = pcb short 131 = bcd al = pcb long 137 = bcd complement ls = solder pin 141 = bcd + complement aku = pcb short downward 301 = hexadecimal alu = pcb long downward
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