{"id":583,"date":"2025-03-26T23:19:37","date_gmt":"2025-03-26T15:19:37","guid":{"rendered":"http:\/\/www.euroswitch.net\/?p=583"},"modified":"2025-03-27T23:02:27","modified_gmt":"2025-03-27T15:02:27","slug":"27n-28n%e5%8e%8b%e5%8a%9b%e5%bc%80%e5%85%b3-%e5%8f%af%e8%b0%83%e8%bf%9f%e6%bb%9e-spdt-%e8%a7%a6%e7%82%b9","status":"publish","type":"post","link":"http:\/\/www.euroswitch.net\/?p=583","title":{"rendered":"27N-28N\u538b\u529b\u5f00\u5173 - \u53ef\u8c03\u8fdf\u6ede-SPDT \u89e6\u70b9"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n\n\n\n\n \n \n \u4ea7\u54c1\u53c2\u6570\u8868<\/title>\n <style>\n table {\n border-collapse: collapse;\n width: 80%;\n margin: 0 auto;\n }\n\n table,\n th,\n td {\n border: 1px solid black;\n }\n\n th,\n td {\n padding: 6px;\n text-align: left;\n font-size: 14px;\n user-select: none;\n }\n\n figcaption {\n text-align: center;\n }\n\n table+table {\n margin-top: -1px;\n }\n\n @media (max-width: 600px) {\n table {\n display: block;\n overflow-x: auto;\n }\n\n th,\n td {\n font-size: 12px;\n user-select: none;\n }\n }\n <\/style>\n<\/head>\n\n<body>\n <figure>\n <table>\n <thead>\n <tr>\n <th rowspan=\"2\"><\/th>\n <th>\u4ee3\u7801 – PART NUMBER<\/th>\n <th>\u8bbe\u5b9a\u8303\u56f4 \/ Setting range (\u5df4 bar)<\/th>\n <th>20\u00b0C\u4e0b\u7684\u516c\u5dee \/ Tolerance at 20\u00b0C (\u5df4 bar)<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td rowspan=\"5\">\u819c\u7247 diaphragm<\/td>\n <td>27N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 0<\/td>\n <td>0.3 – 1.5<\/td>\n <td>\u00b1 0.2<\/td>\n <\/tr>\n <tr>\n <td>27N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 1<\/td>\n <td>1 – 5<\/td>\n <td>\u00b1 0.3<\/td>\n <\/tr>\n <tr>\n <td>27N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 2<\/td>\n <td>1 – 10<\/td>\n <td>\u00b1 0.5<\/td>\n <\/tr>\n <tr>\n <td>27N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 3<\/td>\n <td>10 – 50 (1)<\/td>\n <td>\u00b1 2<\/td>\n <\/tr>\n <tr>\n <td>27N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 4<\/td>\n <td>10 – 100 (1)<\/td>\n <td>\u00b1 3<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <table>\n <thead>\n <tr>\n <td rowspan=\"2\">\u6d3b\u585e piston<\/td>\n <td>28N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 6<\/td>\n <td>50 – 200<\/td>\n <td>\u00b1 2\u00f710<\/td>\n <\/tr>\n <tr>\n <td>28N 2 \n <svg width=\"10\" height=\"10\">\n <polygon points=\"0,5 5,0 10,5\" fill=\"blue\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <circle cx=\"5\" cy=\"5\" r=\"3\" fill=\"green\" \/>\n <\/svg>\n <svg width=\"10\" height=\"10\">\n <rect x=\"0\" y=\"0\" width=\"10\" height=\"10\" fill=\"orange\" \/>\n <\/svg> 7<\/td>\n <td>100 – 400<\/td>\n <td>\u00b1 5\u00f715<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <table>\n <thead>\n <tr>\n <th>\u6d3b\u585e<br>\u87ba\u7eb9\u8fde\u63a5<\/th>\n <th>Case Material <br>Thread connection<\/th>\n <th>\u87ba\u7eb9 (X3) Threads (X3)<\/th>\n <th>L1 (mm)<\/th>\n <th>\u819c\u7247 (\u89c117\u9875) Diaphragms (see page 17)<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td rowspan=\"4\">0 \u9540\u950c\u94a2\u4f53<br>1 \u9ec4\u94dc<br>2 AISI 316 *\u4e0d\u9508\u94a2<br>5 AISI 303 *\u4e0d\u9508\u94a2<\/td>\n <td rowspan=\"4\">0 Zinc plated steel case<br>1 Brass<br>2 Stainless steel AISI 316 *<br>5 Stainless steel AISI 303 *<\/td>\n <td>1 1\/8″Gas\u5706\u9525<br>2 1\/4″Gas\u5706\u9525<br>3 M10x1K\u5706\u9525<br>4 M12x1,5\u5706\u67f1<br>5 1\/8″NPT<br>6 1\/4″Gas\u5706\u67f1<\/td>\n <td>10<br>12<br>10<br>9<br>9<br>12<\/td>\n <td>1 NBR<br>2 FKM (\u6807\u51c6)<br>3 EPDM CH<br>4 CR<br>5 \u7845\u916e<br>6 HNBR<br>(\u89c117\u9875)<br>(see page 17)<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <figcaption><\/figcaption>\n <\/figure>\n <script>\n \/\/ \u4f7f\u7528SVG\u6dfb\u52a0\u989c\u8272\u56fe\u5f62\uff0c\u8fd9\u91cc\u5047\u8bbe\u5728\u8868\u683c\u751f\u6210\u540e\u52a8\u6001\u6dfb\u52a0\n const colorSymbols = 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document.createElementNS('http:\/\/www.w3.org\/2000\/svg','rect');\n rect.setAttribute('x', '0');\n rect.setAttribute('y', '0');\n rect.setAttribute('width', '10');\n rect.setAttribute('height', '10');\n rect.setAttribute('fill', 'orange');\n newSymbol.appendChild(rect);\n }\n symbolCell.innerHTML = '';\n symbolCell.appendChild(newSymbol);\n });\n <\/script>\n<\/body>\n\n<\/html>\n\n\n\n<style>* {-webkit-user-select: none;-moz-user-select: none;-ms-user-select: none;user-select: none;}<\/style><!DOCTYPE html>\n<html lang=\"zh-CN\">\n<head>\n <meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n <title>\u4ea7\u54c1\u53c2\u6570\u8868<\/title>\n <style>\n table {\n border-collapse: collapse;\n width: 80%;\n margin: 0 auto;\n }\n table, th, td {\n border: 1px solid black;\n }\n th, td {\n padding: 6px;\n text-align: left;\n font-size: 14px;\n user-select: none;\n }\n figcaption {\n text-align: center;\n }\n table + table {\n margin-top: -1px;\n }\n @media (max-width: 600px) {\n table {\n display: block;\n overflow-x: auto;\n }\n th, td {\n font-size: 12px;\n user-select: none;\n }\n }\n <\/style>\n<\/head>\n<body>\n <figure>\n <table>\n <thead>\n <tr>\n <th>\u4e2d\u6587\u53c2\u6570<\/th>\n <th>\u4e2d\u6587\u8bf4\u660e<\/th>\n <th>\u82f1\u6587\u53c2\u6570<\/th>\n <th>\u82f1\u6587\u8bf4\u660e<\/th>\n <\/tr>\n <\/thead>\n <tbody>\n <tr>\n <td>\u7535\u89e6\u70b9<\/td>\n <td>\u9540\u94f6<\/td>\n <td>Electric contacts<\/td>\n <td>Silver<\/td>\n <\/tr>\n <tr>\n <td>\u7535\u6d41\u72b6\u6001<\/td>\n <td>SPDT\u89e6\u70b9<\/td>\n <td>Electrical condition<\/td>\n <td>SPDT (exchange contact)<\/td>\n <\/tr>\n <tr>\n <td>\u7535\u6c14\u7279\u6027<\/td>\n <td>4(2) A \/ 24 Vdc <br>6(2) A \/ 250 Vac<\/td>\n <td>Electrical characteristics<\/td>\n <td>4(2) A \/ 24 Vdc <br>6(2) A \/ 250 Vac<\/td>\n <\/tr>\n <tr>\n <td>\u6db2\u4f53\u6700\u9ad8\u6e29\u5ea6<\/td>\n <td>80\u00b0\u81f3120\u00b0C\uff0c\u6839\u636e\u819c\u7247<\/td>\n <td>Max fluid temperature<\/td>\n <td>80\u00b0 to 120\u00b0C depending on diaphragm \/ seal<\/td>\n <\/tr>\n <tr>\n <td>\u673a\u68b0\u5de5\u4f5c\u5bff\u547d<\/td>\n <td>10\u2076\u6d3b\u585e\u7248\u672c<\/td>\n <td>Mechanical working life<\/td>\n <td>10\u2076 operations<\/td>\n <\/tr>\n <tr>\n <td>\u6700\u5927\u8d85\u538b\u9650\u5236<\/td>\n <td>\u819c\u7247\u94a2300\u5df4 \u9ec4\u94dc80\u5df4 <br>\u6d3b\u585e 800\u5df4<\/td>\n <td>Max overpressure limit<\/td>\n <td>diaphragm steel 300 bar brass 80 bar <br>piston 800 bar<\/td>\n <\/tr>\n <tr>\n <td>\u6700\u5927\u5de5\u4f5c\u538b\u529b<\/td>\n <td>\u819c\u7247\u94a2150\u5df4 \u9ec4\u94dc40\u5df4 <br>\u6d3b\u585e 450\u5df4<\/td>\n <td>Maxworking pressure<\/td>\n <td>diaphragm steel 150 bar brass 40 bar <br>piston 450 bar<\/td>\n <\/tr>\n <tr>\n <td>\u542f\u52a8\u6761\u4ef6<\/td>\n <td>1B<\/td>\n <td>Action type<\/td>\n <td>1B<\/td>\n <\/tr>\n <tr>\n <td>\u9632\u62a4\u7b49\u7ea7<\/td>\n <td>IP 65<\/td>\n <td>Protection degree<\/td>\n <td>IP 65<\/td>\n <\/tr>\n <tr>\n <td>\u6839\u636eUNI EN 175301-803 (DIN43650) \u5e26\u8fde\u63a5\u5668<\/td>\n <td><\/td>\n <td>with connector according to UNI EN 175301-803 (DIN43650)<\/td>\n <td><\/td>\n <\/tr>\n <tr>\n <td>\u8fdf\u6ede<\/td>\n <td>\u819c\u7247 10 \u00f7 50% regolabile in Euroswitch (standard 30%) <br>\u6d3b\u585e 30 \u00f7 50% regolabile in Euroswitch (standard 40%)<\/td>\n <td>Hysteresis<\/td>\n <td>diaphragm 10 \u00f7 50% adjustable in Euroswitch (standard 30%) <br>piston 30 \u00f7 50% adjustable in Euroswitch (standard 40%)<\/td>\n <\/tr>\n <tr>\n <td>\u5bc6\u5c01 (\u578b\u53f728N )<\/td>\n <td>NBR +\u94c1\u6c1f\u9f99\uff08\u89c1 17\u9875\uff09<\/td>\n <td>Seal (mod. 28N)<\/td>\n <td>NBR + Teflon (see page 17)<\/td>\n <\/tr>\n <tr>\n <td>\u91cd\u91cf<\/td>\n <td>\u819c\u7247 ~ 130 g <br>\u6d3b\u585e ~ 140 g<\/td>\n <td>Weight<\/td>\n <td>diaphragm ~ 130 g <br>piston ~ 140 g<\/td>\n <\/tr>\n <\/tbody>\n <\/table>\n <figcaption><\/figcaption>\n <\/figure>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"<p>\u4ea7\u54c1\u53c2\u6570\u8868 \u4ee3\u7801 – PART NUMBER \u8bbe\u5b9a\u8303\u56f4 \/ Setting range (\u5df4 bar) 20\u00b0C\u4e0b\u7684\u516c\u5dee \/ Tolerance at 20\u00b0C (\u5df4 bar) \u819c\u7247 diaphragm 27N 2 0 0.3 …<\/p>\n","protected":false},"author":1,"featured_media":591,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-583","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1"],"_links":{"self":[{"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/posts\/583","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=583"}],"version-history":[{"count":5,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/posts\/583\/revisions"}],"predecessor-version":[{"id":913,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/posts\/583\/revisions\/913"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=\/wp\/v2\/media\/591"}],"wp:attachment":[{"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=583"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=583"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=583"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/www.euroswitch.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftopic&post=583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}