specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. copal elec t r o nic s part name 1 2 3 4 5 6 7 8 9 ! 0 wiper adhesive resistive element terminal pin rubber cushion shaft material flammability housing base element rotor gear electrode t please refer to the list of part numbers when placing orders. silicone rubber epoxy multi metal alloy brass, nickel-plated pbt(polybutyleneterephthalate) ceramic ruo 2 cermet ag-pd cermet polyamide internal structure features rohs compliant thin body design (4.8 mm thick) 18 turn, sealed, precision type part number designation c t - 9 4 e w 1 k ( 1 0 2 ) series name resistance code resistance value product shape w, y top adjustment x, p, z side adjustment ul-94v-0 ul-94hb ul-94v-0 18 turns cermet trimmers ct-94 2 3 4 5 6 8 9 ! 0 1 7 terminal pin e sn (lead-free) copper, tin-plated rohs compliant
specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. copal elec t r o nic s mechanical turn ct-94 cermet trimmers operating torque mechanical stop rotational life thrust to shaft solderability terminal strength test item test conditions specifications thermal shock humidity shock vibration load life low temp. operation high temp. exposure immersion seal soldering heat nominal resistance range resistance tolerance power ratings resistance law maximum input voltage maximum wiper current effective electrical turn end resistance c.r.v. operating temp. range temp. coefficient insulation resistance dielectric strength net weight t the above part numbers are all available with the respective combination of (fig. 1). t verify the above part numbers when placing orders. the products indicated by a mark are manufactured upon receipt of order basis. ? r/r change in total resistance s.s. setting stability electrical characteristics mechanical characteristics 10 ~ 2 m 10 % 0.5 w (70 c) 0 w (125 c) linear law dc300 v or power rating, whichever is smaller 100 ma or power rating, whichever is smaller 15 turns 1 % or 2 , whichever is greater 1 % or 3 , whichever is greater ? 55 ~ 125 c 10 , 20 : 250 10 -6 /c maximum 50 ~ 2 m : 100 10 -6 /c maximum 1000 m minimum (dc500 v) ac900 v, 60 s approx. 0.88 g (ct-94ep) approx. 0.92 g (ct-94ew, ex, ey, ez) 18 turns 35 mnm {357 gfcm} maximum clutch action 200 cycles [ ? r/r ? (2 + 3 %)] 10 n {1.02 kgf} minimum 245 3 c, 2 ~ 3 s 10 n {1.02 kgf} minimum tensile strength environmental characteristics ? 65 ~ 125 c (0.5 h), 5 cycles [ ? r/r ? 1 %] [s.s. ? 1 %] ? 10 ~ 65 c (80 ~ 98 %), 10 cycles, 240 h [ ? r/r ? 2 %] 981 m/s 2 , 6 ms 6 directions for 3 times each [ ? r/r ? 1 %] [s.s. ? 1 %] amplitude 1.52 mm or acceleration 196 m/s 2 , 10 ~ 2000 hz, 3 directions, 12 times each 70 c, 0.5 w, 1000 h [ ? r/r ? 3 %] [s.s. ? 1 %] ? 55 c, 2 h [ ? r/r ? 2 %] [s.s. ? 2 %] 125 c, 250 h [ ? r/r ? 3 %] [s.s. ? 2 %] 85 c, 60 s no leaks (no continuous bubbles) [ ? r/r ? 1 %] 1 3 1 3 1 1 3 3 2 2 2 1 3 2 2 side adjustment ( adjustment direction) shape of terminal (top view) adjustment position pieces in package form of packaging plastic bag list of part numbers ct-94ew ct-94ey ct-94ex cp-94ep ct-94ez 50 pcs./pack top adjustment fig.1 a 10 a 20 50 100 200 500 1 k 2 k 5 k 10 k 20 k a 25 k 50 k 100 k 200 k a 250 k 500 k 1 m 2 m a nominal resistance values ? { } reference only flow soldering 260 3 c, 5 ~ 6 s, two times maximum manual soldering 380 10 c, 3 ~ 4 s
specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. copal elec t r o nic s ct-94 cermet trimmers 4.8 1.4 9.6 2.5 2.5 1.3 resistace/date code and lead-free identification mark 1.1 2.3 3 2 1 9.6 2.3, slot 0.6 w 0.8 d 3 C 0.5 0.05 5 min. ct-94ew top adjustment ct-94ex side adjustment the products indicated by a mark are manufactured upon receipt of order basis. cw rotation 1 2 3 2.5 2.5 2.3 3 2 1 5 min. 2.3, slot 0.6 w 0.8 d 9.6 4.8 1.3 1.4 9.6 1.1 3 C 0.5 0.05 resistace/date code and lead-free identification mark outline dimensions unless otherwise specified, tolerance: 0.3 (unit: mm) maximum input ratings nominal resistance values ( ) resistance code maximum input voltage (v) maximum wiper current (ma) a 10 100 1.00 100 a 20 200 2.00 100 50 500 5.00 100 100 101 7.07 70.7 200 201 10.0 50.0 500 501 15.8 31.6 1 k 102 22.4 22.4 2 k 202 31.6 15.8 5 k 502 50.0 10.0 10 k 103 70.7 7.07 20 k 203 100 5.00 a 25 k 253 112 4.48 50 k 503 158 3.16 100 k 104 224 2.24 200 k 204 300 1.50 a 250 k 254 300 1.20 500 k 504 300 0.60 1 m 105 300 0.30 2 m 205 300 0.15
specifications are subject to change without notice. specifications in this catalog are for reference. the formal specification sheets will be submitted upon request. copal elec t r o nic s 2.5 2.5 7 2 2.5 1 2 3 4.8 9.6 9.6 1.3 2.3, slot 0.6 w 0.8 d 1.4 1.1 3 C 0.5 0.05 resistace/date code and lead-free identification mark ct-94ep side adjustment 7 2 1.1 2.5 1 2 3 4.8 1.4 9.6 2.5 2.5 1.3 1.1 9.6 2.3, slot 0.6 w 0.8 d 3 C 0.5 0.05 resistace/date code and lead-free identification mark ct-94ey top adjustment 2.5 2.5 resistace/ date code 7 2 9.6 9.6 1.1 2.5 2 3 1 1.4 4.8 1.3 1.1 2.3, slot 0.6 w 0.8 d 3 C 0.5 0.05 lead-free identification mark ct-94ez side adjustment unit of bulk in a plastic bag is 50 pcs. per pack. boxing of bulk in a plastic bag is performed with 100 pcs. per box. packaging specifications cw rotation 1 2 3 outline dimensions unless otherwise specified, tolerance: 0.3 (unit: mm) ct-94 cermet trimmers
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