precision miniature 9mm size series 290 1 - 3 ? 2010 cts corporation. all rights reserved. information subject to change. 03/23/10 cts electrocomponents www.ctscorp.com data sheet rotary encoder ? electrocomponents ? miniature size ? high resolution (20 pulses) electrical and mechanical specifications contact resistance 1 maximum voltage rating (each channel) 12 vdc @ 10ma maximum rotational life available: 100,000 cycles detent points 20 detents available chatter (fig. 3) t1, t3 C 3.0 milliseconds maximum @ 60rpm temperature range operating: -30c - +70c push-pull strength of shaft 10 kg minimum for 10 seconds solder heat resistance 260c for 5 seconds ? optional momentary switch ? continuous rotation durable metal shaft & bushing ? long rotational life (50k, 100k) rotational torque 10 - 120 gf.cm features ? ? rohs compliant ? available with 20 detents phase difference (fig. 1) t1, t2, t3, t4 - 4.0 milliseconds minimum @ 60 rpm storage: -40c - +85c rotary encoder encoder: standard: 50,000 cycles resolution 20 pulses in 360 insulation resistance 100m minimum at 250 vdc bounce (fig. 3) t2 C 3.0 milliseconds maximum @ 60rpm special consult cts for customized or not listed features including other detent points, resolution, torque and mounting style.
2 - 3 03/23/10 cts electrocomponents www.ctscorp.com ? 2010 cts corporation. all rights reserved. information subject to change. type mc-290v typical 2-bit encoder with momentary switch, shaft perpendicular to pc board bounce / chatter (fig.3) (fig.2) typical circuit output signal (fig.1) electrical and mechanical specifications (continued) switch contact resistance initial: 100m maximum after life cycles: 200m maximum switch rating 16 vdc @ 0.5a maximum switch bounce 5 milliseconds maximum switch operating force 600 300 g (21 11 oz.) switch life 100,000 operations switch travel 0.5mm (.020) optional momentary switch: switch stroke 7.5 0.1 "m" e c a f r u s g n i t n u o m . t n e c a c b ?1.0 -0.0 +0.1 (5) 5.5 6.3 0 . 5 10.6 4 . 1 1 8 . 9 0 1 . 1 1 7.0 7.5 8 . 1 2.6 6.00 " l " " b l " 2 . 6 5 . 3 2.5 5 . 3 11.4 0.8 acb 4 . 0 + 3 . 0 - 10.1 . t n e c 0 0 . 5 +0.1 -0.0 0 0 . 5 5 . 0 7.0 1 . 0 + 0 . 0 - 0.1 .236 2 1 0 . - 6 1 0 . + 0 2 0 . 0 2 0 . - 5 . 0 + 4 4 2 . 8 3 1 . .098.004 .295 .276 8 3 1 . .004 .398 .031 .449 (5) .276 .295 9 4 4 . 6 8 3 . 7 9 1 . .216 .248 .417 7 3 4 . 7 9 1 . 7 9 1 . .039 -.000 +.004 -.000 +.004 .102 0 0 0 . - 4 0 0 . + 1 7 0 . 2 s 1 s 2 s 1 s mounting hole detail viewed from mounting side dimension: mm inch 3.5v 1.5v t1 t2 t3 off on 5v terminal b terminal c terminal a encoder 5k 5k t1 t2 t3 t4 off singnal a on singnal b off on phase difference cw
ordering information 3 - 3 03/23/10 cts electrocomponents www.ctscorp.com ? 2010 cts corporation. all rights reserved. information subject to change. shaft trim 290 v a a5 f 20 1 b 2 encoder code 1 - 2 bit gray terminal style v - pc formed to rear bushing length "lb" a - 5.0mm "m" pulse 20 - 20 shaft length: "l" a5 - 15mm b0 - 20mm b5 - 25mm c0 - 30mm r - round f - flatted k - knurled & slotted s - slotted switch a - none b - momentary detent 1 - none 2 - 20 detents m7 (no thread) b - 5.0mm m7 x .75p all 6mm diameter f - flatted r - round k - knurled & slotted s - slotted 4.50 .177 7.00 .276 7.50 .295 1.57 .062 1.57 .062 7.50 .295 dimension: mm inch 18 teeth shaft trim
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