{"id":1711,"date":"2025-12-16T06:34:36","date_gmt":"2025-12-16T06:34:36","guid":{"rendered":"https:\/\/welleltron.com\/?post_type=product&#038;p=1711"},"modified":"2026-11-03T12:20:08","modified_gmt":"2026-11-03T12:20:08","slug":"hitachi-cmi700-etp-probe","status":"publish","type":"product","link":"https:\/\/welleltron.com\/fr\/test-equipment\/etp-probe\/hitachi-cmi700-etp-probe\/","title":{"rendered":"Hitachi CMI700 ETP probe"},"content":{"rendered":"<h2><strong data-start=\"414\" data-end=\"441\"><strong data-start=\"414\" data-end=\"441\">Hitachi CMI700 ETP probe <\/strong><\/strong><strong style=\"font-family: inherit; font-size: 32px;\">Overview<\/strong><\/h2>\n<div>\n<p>The <span class=\"keywords_replace\">Hitachi Cmi700 ETP Probe<\/span> (also known as <span class=\"keywords_replace\">Oxford ETP Probe<\/span>) is a premium high-precision sensor component from Hitachi (Oxford), originating from the United States. As a core part of Hitachi\u2019s CMI500 series advanced measurement equipment, it works seamlessly with CMI500 and <span class=\"keywords_replace\">CMI700<\/span> gauges. Adopting advanced materials and precision manufacturing processes, this <span class=\"keywords_replace\">PTH Hole ETP Probe<\/span> boasts exceptional sensitivity and accurate measurement capabilities, easily penetrating complex hole structures to obtain precise copper layer thickness data. It perfectly complements our company\u2019s other detection products like the <a href=\"https:\/\/welleltron.com\/fr\/test-equipment\/srp-4-probe\/hitachi-srp-4-probe\/\"><span class=\"keywords_replace\">SRP-4 probe<\/span><\/a> and PCB Cooper Thickness Tester, forming a comprehensive thickness detection solution for the electronics manufacturing industry.<\/p>\n<h2 data-path-to-node=\"8\">2. Core Functionality: How the ETP Probe Works<span id=\"479\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/h2>\n<p data-path-to-node=\"9\">The <b data-path-to-node=\"9\" data-index-in-node=\"4\">ETP probe<\/b> operates on the principle of eddy-current induction. When the probe tip is inserted into a hole, it generates an electromagnetic field that induces eddy currents in the copper plating. The probe then measures the impedance change caused by these currents, which is directly proportional to the thickness of the copper.<span id=\"480\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/p>\n<h3 data-path-to-node=\"10\">Key Technical Advantages:<span id=\"481\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/h3>\n<ul data-path-to-node=\"11\">\n<li>\n<p data-path-to-node=\"11,0,0\"><b data-path-to-node=\"11,0,0\" data-index-in-node=\"0\">Surface Independent:<\/b> The hole copper thickness probe is uniquely designed to ignore surface copper, focusing exclusively on the barrel of the hole. This is vital for boards where <b data-path-to-node=\"11,0,0\" data-index-in-node=\"179\">Circuit Board Plating<\/b> may vary between the surface and the hole.<span id=\"482\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,1,0\"><b data-path-to-node=\"11,1,0\" data-index-in-node=\"0\">Measurement Range:<\/b> Typically measures copper from 0.08 to 4.0 mils (2 to 100 \u03bcm).<span id=\"483\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,2,0\"><b data-path-to-node=\"11,2,0\" data-index-in-node=\"0\">Hole Size Compatibility:<\/b> Available in various sizes, such as the ETP-1, to accommodate hole diameters as small as 31 mils (0.8 mm).<span id=\"484\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,3,0\"><b data-path-to-node=\"11,3,0\" data-index-in-node=\"0\">Substrate Versatility:<\/b> Works effectively on double-sided and Multi-Layer Coating boards, ensuring High Precision Thickness readings across different laminate types.<span id=\"485\" class=\"notranslate immersive-translate-target-wrapper\" lang=\"zh-CN\" translate=\"no\" data-immersive-translate-loading-id=\"\">\u00a0 <\/span><\/p>\n<h3><strong>Technical Specifications<\/strong><\/h3>\n<div><\/div>\n<div><strong>Brand: <\/strong>Hitachi (Oxford)<\/div>\n<div><strong>Model:<\/strong> <span class=\"keywords_replace\">ETP Probe<\/span> (compatible with CMI500\/CMI700 gauges)<\/div>\n<div><strong>Place of Origin:<\/strong> United States<\/div>\n<div><strong>Core Function: <\/strong>High-precision detection of hole copper thickness<\/div>\n<div><strong>Min. Order Quantity: <\/strong>1 Piece<\/div>\n<div><strong>Payment Terms: <\/strong>T\/T, Paypal<\/div>\n<div><strong>Incoterms:<\/strong> FOB, CIF, EXW, FCA, DDP<\/div>\n<div><strong>Transportation Modes: <\/strong>Ocean, Land, Air, Express<\/div>\n<div><strong>Port of Shipment: <\/strong>Shenzhen<\/div>\n<div><strong>Packaging Type:<\/strong> Individual packing by PE film<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<h2><strong><span data-imt-p=\"1\">Product Features (Product Features and Advantages)<\/span><\/strong><\/h2>\n<div><\/div>\n<div><span data-imt-p=\"1\">Superior Measurement Performance: With high sensitivity and accuracy, it can detect copper thickness at different positions in holes, even for complex structures like blind holes and buried holes, ensuring data reliability.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Premium Build Quality: <\/strong>Made of advanced materials and manufactured via precision processes, it has strong durability, reducing replacement frequency and lowering long-term use costs.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Wide Compatibility:<\/strong> Specifically designed for CMI500\/CMI700 gauges, it achieves seamless connection with the host, avoiding compatibility issues.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Industry-Certified Reliability:<\/strong> Compliant with industry quality standards, it works stably in harsh production environments such as PCB electroplating workshops.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Cost-Effective Solution: <\/strong>Compared with similar products, it offers higher performance at a competitive price, and when used with our <a href=\"https:\/\/welleltron.com\/fr\/sponge-roller\/pcb-brush\/nylon-abrasive-brush-roller\/\"><span class=\"keywords_replace\">Nylon brush<\/span><\/a> for daily cleaning, it extends service life further.<\/span><\/div>\n<div><span data-imt-p=\"1\">How to Use the Product (Step-by-Step Guide)<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Installation: <\/strong>Connect the ETP Probe to the CMI500\/<a href=\"https:\/\/welleltron.com\/fr\/test-equipment\/thickness-gauges\/hitachi-cmi1700-thickness-gauges\/\">CMI700 gauge<\/a> host according to the equipment manual, ensuring a firm and stable connection.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Calibration: <\/strong>Before use, calibrate the probe with a standard copper thickness sample to ensure measurement accuracy.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Detection Preparation:<\/strong> Clean the surface of the circuit board or component to be tested, removing dust and residue that may affect measurement results.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Measurement: <\/strong>Align the probe with the hole to be detected, start the host, and wait for the device to display the copper thickness data.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Data Recording: <\/strong>Record the measurement results, and turn off the equipment after use, then clean and store the probe properly.<\/span><\/div>\n<h2><strong><span data-imt-p=\"1\">Application Scenarios<\/span><\/strong><\/h2>\n<div><\/div>\n<div><span data-imt-p=\"1\"><strong>PCB Manufacturing: <\/strong>In the production of multilayer boards, blind hole boards, and buried hole boards, it detects hole copper thickness on production lines, ensuring each circuit board meets design requirements, which is crucial for maintaining the electrical performance and reliability of PCBs.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>Electronic Component Packaging: <\/strong>It detects the copper thickness of pin holes on package substrates, ensuring good electrical connection between pins and substrates, improving component packaging quality and reliability.<\/span><\/div>\n<div><span data-imt-p=\"1\"><strong>PCB Maintenance and Testing: <\/strong>Used in third-party testing institutions or PCB maintenance workshops to test the hole copper thickness of old or repaired PCBs, providing data support for maintenance decisions.<\/span><\/div>\n<div>\n<div class=\"entry-content-asset videofit\"><iframe title=\"ETP CMI500 16\uff1a9 #Hitachi #CMI500 ETP probe #probe #PTH hole ETP probe #Thickness Gauge #factory\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/1Kg9R4xm-xY?feature=oembed&#038;enablejsapi=1&#038;origin=https:\/\/welleltron.com\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div>\n<h2><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">FAQ<\/span><\/strong><\/h2>\n<div><\/div>\n<div><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">Q1: Is it compatible with older Hitachi CMI700 models?<\/span><\/strong><\/div>\n<div><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">A1: Yes\u2014works with all CMI700 and CMI500 series testers, no firmware update required.<\/span><\/div>\n<div><\/div>\n<div><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">Q2: Can it test curved PCB surfaces?<\/span><\/strong><\/div>\n<div><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">A2: For slightly curved surfaces (\u22645\u00b0), use the optional flexible probe adapter; contact us for custom solutions.<\/span><\/div>\n<div><\/div>\n<div><strong><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">Q3: What\u2019s the lead time Hitachi ETP Probe?<\/span><\/strong><\/div>\n<div><span style=\"font-family: arial, helvetica, sans-serif; font-size: 18px;\">A3:Normally 3 days\u00a0<\/span><\/div>\n<div><\/div>","protected":false},"excerpt":{"rendered":"<p>Hitachi CMI700 ETP probe is a high-precision, non-destructive electrical thickness probe that uses micro-resistance technology to accurately measure copper and conductive coating thickness on printed circuit boards, including surface and through-hole 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CMI700 ETP probe is a high-precision, non-destructive electrical thickness probe that uses micro-resistance technology to accurately measure copper and conductive coating thickness on printed circuit boards, including surface and through-hole 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