RE12 optical encoders features 12 mm, high resolution up to 300 p/r cost effective two bearing types to choose from; sleeve bearing or ball bearing low torque, low inertia rohs compliant part number designation RE12 a C 100 C 100 C 1 series name output connection cable wire output phase a, input voltage : 5 v, no amp resolution (p/r)
bearing " ball bearing $ sleeve bearing bearing resolution part number list of part numbers ball bearing 100 p/r 200 p/r 300 p/r 100 p/r 200 p/r 300 p/r sleeve bearing RE12a-100-100-1 RE12a-200-100-1 RE12a-300-100-1 RE12c-100-100-1 RE12c-200-100-1 RE12c-300-100-1 t verify the above part numbers when placing orders. rohs compliant
vibration power off power off power off power on power off power on power off power off shock high temperature exposure low temperature exposure humidity thermal shock starting torque ball bearing sleeve bearing inertia shaft loading radial axial net weight photo-sensor maximum current item resolution output wave form output signal output signal amplitude variation light source standard specifications 50 ma maximum (at 25 c) s 0 2 0 2 quasi-sinusoidal 150 mvp-p minimum 100 mvp-p minimum 40 % maximum 50 % maximum led electrical characteristics mechanical characteristics 0.05 mnm {0.5 gfcm} maximum 0.4 mnm {4 gfcm} maximum 0.01 gcm 2 maximum 1.96 n {200 gf} maximum 4.9 n {500 gf} maximum approx. 10 g t 2 t 1 t 1 : measured at cp1 as per the fig. a of measurement circuit on the following page. (3 khz) t 2 : measured at cp2 as per the fig. a of measurement circuit on the following page. (3 khz) output signal level & amplitude variation t output signal level amplitude variation smin ? 0.15 v, (smax/smin-1) 100 ? 40 % (smax/smin-1) 100 ? 50 % smin ? 0.10 v s min s m a x 100, 200 p/r 100, 200 p/r 300 p/r 300 p/r operating temp. range storage temp.range environmental characteristics ? 10 ~ 50 c ? 20 ~ 80 c protection grade ip40 test item reliability test the output shall satisfy the criteria below after the following tests. test conditions amplitude : 1.52 mm or 98.1 m/s 2 (10 g) whichever is smaller. 10 ~ 500 hz excursion 5 min/cycle, 1 hour each for x, y, z, directions. 1 time each in 6 directions (x, y, z) at 490 m/s 2 (50 g), 11 ms. 80 c 96 h (to be measured after leaving samples for 1 h at normal temperature and humidity after the test.) 50 c 96 h ? 20 c 96 h ? 10 c 96 h c y relative humidity ? y i (to be measured after wiping out moisture and leaving samples for 1 h at normal temperature and humidity after the test.) to be done 10 cycles with the following condition (to be measured after leaving samples for 1 h at normal temperature and humidity after the test.) c y iz ? c y i criteria output signal level amplitude variation s 0 2 s min ? 0.13 v (s max / s min C 1) 100 ? 45 % 300 p/r measurement point s min ? 0.08 v (s max / s min C 1) 100 ? 55 % cp1 in measurement circuit cp2 in measurement circuit RE12 optical encoders
RE12 optical encoders outline dimensions unless otherwise specified, tolerance : 0.4 (unit : mm) internal circuit measurement circuit 8.5 0.2 6 4.8 2.4 12 12 2 0 C0.01 2 C m2 d = 3.0 min. awg28 100 +20 0 anode (green) colletor (red) cathode (black) emitter (white) +5 v + C +2.5 v amp 0 v cp1 cp2 3 k 33 k 10 k 33 k 0.033 f 0.1 f 180 frequency characteristics : 3 khz (at constant speed) fig. a
|
