8 4 max. 4 max. f 1.5 max. f 1.6 max. 3 6 2 4 6 2 21 6 1 87 6 1 45 6 1 resin(black) resin (et-2 : light brown, etb : black) soldered terminal resin (0.17) (0.25) enlarged view solder plated lead wires (resin coated insulation) solder plated lead wires (0.17) (0.25) enlarged view et - 2, etb et - 1 part number dimensions et thermistor the et thermistor is smaller version of the at thermistor. its fast response time and high reliability makes it particularily suitable for use in medical equipment and thermometers. manufactured by a full-automated production line, all et the thermistors have identical size and that maks it possible to assemble sensors automatically. 503 et 1 - et thermistors shape rated zero-power resistance at 25 8 c 503 : 50k v specifications part no. r 25 * 1 b value * 2 dissipation factor (mw/ 8 c) thermal time constant (s) * 3 operating temp. range ( 8 c) rated power at 25 8 c(mw) * 1 r 25 : rated zero-power resistance value at 25 8 c. * 2 b value : determined by rated zero-power resistance at 25 8 c and 85 8 c. * 3 time when thermistor temperature reaches 63.2% of the temperature difference. the value is measured in the a ir. 402et-1(2) 103et-1(2) 303et-1(2) 403et-1(2) 413et-1(2) 503et-1(2) 593et-1(2) 833et-1(2) 104et-1(2) 224et-1(2) 234et-1(2) 103ETB 4.0k v 6 3% 10.0k v 6 3% 30.0k v 6 3% 40.0k v 6 3% 41.0k v 6 3% 50.0k v 6 3% 59.0k v 6 3% 83.0k v 6 3% 100.0k v 6 3% 226.0k v 6 3% 232.0k v 6 3% 10.0k v 6 2% 3100k 6 1% 3250k 6 1% 3760k 6 1% 3525k 6 1% 3435k 6 1% 4055k 6 1% 3617k 6 1% 4013k 6 1% 4132k 6 1% 4021k 6 1% 4274k 6 1% 3435k 6 1% 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.5 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.2(3.4) 3.4 2 40 ; 90 2 40 ; 90 2 40 ; 100 2 40 ; 100 2 40 ; 100 2 40 ; 100 2 40 ; 100 2 40 ; 100 2 40 ; 90 2 40 ; 100 2 40 ; 100 2 40 ; 90 temperature ( 8 c) type resistance-temperature unit (k v ) unit (k v ) 2 40 2 30 2 20 2 10 0 10 20 30 40 50 60 70 80 90 100 57.71 35.34 22.38 14.60 9.797 6.737 4.736 3.394 2.476 1.835 1.378 1.049 0.7997 0.6145 170.9 102.2 63.07 40.08 26.16 17.51 11.99 8.387 5.988 4.353 3.217 2.414 1.836 1.416 253.7 149.8 91.30 57.31 37.00 24.47 16.56 11.45 8.070 5.791 4.222 3.125 2.346 833.3 481.1 287.5 177.2 112.4 73.00 48.61 33.08 22.96 16.26 11.70 8.569 6.367 4.797 3.662 772.8 456.5 277.9 174.1 111.7 73.63 49.57 34.08 23.89 17.06 12.38 9.135 6.838 5.190 3.990 474.4 272.7 161.9 99.13 62.38 40.24 26.58 17.93 12.33 8.588 6.064 4.338 3.142 445.8 271.7 170.1 109.4 72.10 48.55 33.41 23.44 16.73 12.15 8.951 6.697 5.077 788.5 453.0 269.3 164.8 103.6 66.91 44.18 29.80 20.51 14.37 10.24 7.419 5.459 977.5 559.0 329.8 200.5 125.3 80.27 52.62 35.23 24.00 16.59 11.64 8.287 2116 1225 730.1 447.8 282.1 182.1 120.3 81.07 55.75 39.01 27.78 20.10 14.75 2515 1401 808.2 480.2 293.7 184.4 118.6 78.00 52.39 35.87 24.99 17.72 12.75 204.7 118.5 71.02 43.67 27.70 18.07 12.11 8.301 5.811 4.147 3.011 2.224 1.668 1.267 402et 103et 303et 403et 413et 503et 593et 833et 104et 224et 234et 103ETB specifications for clinical thermo-meter temperature ( 2 c) type 40.22 30.00 21.75 3953 67.04 50.00 36.25 3953 182.4 136.0 98.56 3958 184.5 135.0 95.87 4209 r 30 r 37 r 45 b 30/45 (k) 503et 833et 224et 234et unit (mm) 1602 855.0 1318 754.3 2664 1421 3325 1769 7005 3784 9046 4680 810.7 445.1
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