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?a1qla?|3--?q kingstate electronics corp 2 / 6 ul1007 24awg black red a.scope ?d? this specification applies piezo audio transducer, KPE-350H |13w?????a??1q|?????1 , k pe-350h b. specification 3w?? ?? test condition ?g temp=2 5 j 2 j related humidity=655 % no. item unit specification condition 1 operating frequency ?t@w2v khz 2.8 0.5 2 operating` volt. range ?t@1q?d3 vdc 8 ~ 18 3 operating current ?t@1q?y ma max 15 at 12vdc 4 soun d pressure level ?x-? db min 95 at 30 cm /12vdc 5 rated voltage ?b?w1q vdc 12 6 tone n- continuous a?- 7 operating temp. ?t@?? o c -30 ~ + 85 8 storage temp. x|s?? o c -40 ~ + 95 9 dimension ?o mm r 41.8 x h16.0 see appearance drawing ?e?~?[?o1? 10 weight (max) -??q gram 14.6 11 material ? abs ul-94 1/16 ? hb high heat ?] black ?^ 12 terminal oyl wire type see appearance drawing ?e?~?[?o1? c. appearance drawing ~?[?o1? unit ?g mm tol ?g 0.5
?a1qla?|3--?q kingstate electronics corp 3 / 6 d. measuring method ??qJak s.p.l. measuring circuit -?????u1? mic : rion s.p.l meter uc30 or equivalent mic ?g rion ??--p uc30 ??|p??~ s.g ?g hewlett packard 33120a function generator or equivalent s.g ?g hewlett packard 33120a ????h?12??1??|p??~ e. voltage : sound pressure level / voltage : current consumption characteristics 1q?p-? / 1q?p1q?y?s?
?a1qla?|3--?q kingstate electronics corp 4 / 6 f. m echanical characteristics ???s? no item test condition evaluation standard 1 solderability 2kat?? stripped wires of lead wires are immersed in rosin for 5 seconds and then immersed in solder bath of +230 ? 5 j for 3 ? 0.5 seconds. ?r?u3???jaq-??2g 5 ?? , |a??j +230 ? 5 j???2k?? 3 ? 0.5 ? . 90% min. stripped wires shall be wet with solder.(except the edge of terminal) ??j?r?u3?at?2k 90% h w .( ?oya_-oa ) 2 soldering heat resistance 2k-@??? stripped w ires are immersed up to 1.5mm from insulation in solder bath of +300 ? 5 j for 3 ? 0.5 seconds or +260 ? 5 j for 10 ? 1 seconds, and then sounder shall be measured after being placed in natural condition for 4 hours. ?z??t? 1.5 mm ao|?m , ??j +300 ? 5 j ao2k?? 3 ? 0.5 ? , ?? + 26 0 ? 5 j ao2k?? 10 ? 1 ? . no interference in operation. ?t@wl?|?} . 3 lead wire pull strength ?u??o the pull force shall be applied to lead wire ?g horizontal 3.0n vertical 2.0n ?u??-J|v?ih 3.0 n aoo?q , ??a?J|v?ih 2.0 n aoo?q . no damage and cutting off. ?u??p? , 2?? . 4 vibration ??????? buzzer shall be measured after being applied vibration of amplitude of 1.5mm with 10 to 55hz band of vibration frequency to each of 3 per- pendicular directions for 2 hours. ????gai?? 10 ?? 55hz ?bt??t 1.5mm ? x.y.z 3 -J|v , |u 2 p? . 5 dorp test ?u??? the part only shall be dropped from a height of 75cm onto a 40mm thick wooden board 3 times in 3 axes (x.y.z). ( a total of 9 times). 3??q 75 ?Fa3b , x.y.z. 3 -J|v , |u 3 |^ , ?? 40 mm ?pNaow . the value of oscillation frequency/ current consumption should be in 10% compared with initial ones .the spl should be in 10db compared with initial one. ???w2v?p??1q?y???q?|b ? 10% o . ?x-????q?|b? 10 db o . g. environment test ?1??? no item test condition evaluation standard 1 high temp. test a???? after being placed in a chamber at +95 j for 240 hours ?m? + 95 j?1 240 p? 2 low temp. test c???? after being placed in a chamber with ?40 j for 240 hours ?m? - 40 j ?1 240 p? 3 humidity test ??1?????? after being placed in a chamber at + 40 j and 90 5 % relative humidity for 240 hours ?m? + 40 j , ??1??? 90 5 % ?1 240 p? 4 temp. cycle test ??`????? the part shall be subjected to 5 cycles. one cycle shall be consist of ?g 3?????`???? 5 |? , ?`?o?e|p1? ?g +95 j + j + j - 40 j 0.5hr 0.5hr 0.25 0.5hr 0.5hr 0.5hr 0.25 3hours being placed for 4 hours at +25 j , buzzer shall be measured. the value of oscillation frequency/ current consumption should be in10% compared with initial ones .the spl should be in10db compared with initial one. ?g???? , r?m? + j ?]?? ??^?1 4 p?? , ???w2v?p ??1q?y???q?|b? 10% o . ? x-????q?|b? 10 db o .
?a1qla?|3--?q kingstate electronics corp 5 / 6 h. reliability test ?h????? no. item test condition evaluation standard 1 operating life test 1??r??? 1.continuous life test a?1??r??? ( 3s? ) 250 hours continuous operation at +85 j with maximum rated voltage applied. |b +85 j?1u , h3j?b?w1q3s??t@ 250 p? . 2 .intermittent life test ???1??r??? ( ??2 ) a duty cycle of 1 minute on, 5 minutes off, a minimum of 10000 times at room temp .( +2 5 2 j ) and maximum rated voltage applied . |b???u ( +2 5 2 j ), h3j?b?w1q?t@ , 3q1q 1 F? / a_1q 5 F? , ??? 10000 |?`? . being placed for 4 hours at +25 j , buzzer shall be measured. the value of oscillation frequency/ current consumption should be in 10% compared with initial ones .the spl should be in 10db compared with initial one. ?g???? , r?m? + j ?]?? ??^?1 4 p?? , ???w2v ?p??1q?y???q?|b? 10% o . ?x-????q?|b? 10 db o . test condition. standard test condition ?g a) temperature ?g + 5 ~ + 35 oc b) humidity ?g 45-85% c) pressure ?g 860-1060m bar @????? ?g a) ?? ?g + 5 ~ + 35 oc b) ?? ?g 45-85% c) ?e ?g 860-1060mbar judgement test condition ?g a) temperature ?g + 25 2 oc b) humidity ?g 60-70% c) pressure ?g 860-1060mbar ?e????? ?g a) ?? ?g + 25 2 oc b) ?? ?g 60-70% c) ?e ?g 860-1060mbar
?a1qla?|3--?q kingstate electronics corp 6 / 6 i. packing standard ]??3w??


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