{"id":25560,"date":"2026-07-06T17:40:02","date_gmt":"2026-07-06T15:40:02","guid":{"rendered":"https:\/\/roder.it\/products\/moisture-meters\/skipper-5-smm5-series-moisture-meters\/"},"modified":"2026-10-02T21:28:44","modified_gmt":"2026-10-02T19:28:44","slug":"skipper-5-smm5-series-moisture-meters","status":"publish","type":"page","link":"https:\/\/roder.it\/en\/products\/moisture-meters\/skipper-5-smm5-series-moisture-meters\/","title":{"rendered":"Skipper 5 SMM5 series moisture meters"},"content":{"rendered":"\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-61d584a3 wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-ba02fbf7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:40%\">\n<figure class=\"wp-block-image size-large has-custom-border\"><img decoding=\"async\" src=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/07\/tramex-smm5-smm5_front_on_white_bg-web_image-1200x1200-1.webp\" alt=\"Tramex Skipper 5 SMM5 moisture meter for marine surveys\" style=\"border-width:1px;border-top-left-radius:20px;border-top-right-radius:20px;border-bottom-left-radius:20px;border-bottom-right-radius:20px\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:60%\">\n<p class=\"has-text-color has-background wp-block-paragraph\" style=\"border-radius:0px 6px 6px 0px;border-left-color:var(--wp--preset--color--ti-accent);border-left-style:solid;border-left-width:5px;color:#1A5276;background-color:#ebf1f4;padding-top:14px;padding-right:16px;padding-bottom:14px;padding-left:16px;font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.769), 20px);font-style:italic\">The <strong>Skipper 5 (SMM5)<\/strong> from Tramex is the moisture meter for marine surveys: it measures moisture <strong>non-destructively<\/strong> in hulls and decks, in both glass-reinforced plastic (GRP) and wood, with three selectable scales and two investigation depths.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list is-style-checkbox has-ti-accent-color has-text-color has-link-color wp-elements-1\">\n<li><strong>Non-destructive measurement:<\/strong> on glass-reinforced plastic (GRP) and wood<\/li>\n\n\n\n<li><strong>Three scales:<\/strong> hardwood %MC, shallow depth, GRP 0\u2013100<\/li>\n\n\n\n<li><strong>Dual depth:<\/strong> up to 30 mm or 10 mm<\/li>\n\n\n\n<li><strong>Range on wood:<\/strong> 5\u201330% moisture content (%MC)<\/li>\n\n\n\n<li><strong>Bluetooth + App:<\/strong> Tramex Meters for iOS and Android<\/li>\n\n\n\n<li><strong>HOLD\/Audio function:<\/strong> reading hold and audible alert<\/li>\n\n\n\n<li><strong>Marine surveys:<\/strong> diagnosis of osmosis and trapped moisture<\/li>\n\n\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">The Skipper 5 works on the principle of the change in the <strong>electrical impedance<\/strong> of the material as its moisture content varies: three coplanar conductive rubber electrodes, pressed against the surface, generate a low-frequency alternating electric field that penetrates the material to about <strong>30 mm<\/strong> (normal depth) or <strong>10 mm<\/strong> (shallow depth), depending on the scale and the density of the material.<\/p>\n\n<p class=\"wp-block-paragraph\">The <strong>dual depth<\/strong> makes it possible to compare surface moisture with deep moisture and to distinguish true moisture from readings caused by conductive materials. The instrument is ideal for diagnosing <strong>osmosis<\/strong> in GRP boats and rot in wooden boats, and for monitoring drying before repairs. <\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-cover is-light popmake-11245\" style=\"border-width:1px;border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;min-height:250px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"213\" class=\"wp-block-cover__image-background wp-image-14896 size-large\" alt=\"banner aiuto nella scelta dello strumento oppure della tecnologia\" src=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/06\/banner_technical_support_choose_products-1024x213.png\" data-object-fit=\"cover\" srcset=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/06\/banner_technical_support_choose_products-1024x213.png 1024w, https:\/\/roder.it\/wp-content\/uploads\/2026\/06\/banner_technical_support_choose_products-300x63.png 300w, https:\/\/roder.it\/wp-content\/uploads\/2026\/06\/banner_technical_support_choose_products-768x160.png 768w, https:\/\/roder.it\/wp-content\/uploads\/2026\/06\/banner_technical_support_choose_products.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim\" style=\"background-color:#d3d6dc\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-container-core-cover-is-layout-a304f9a9 wp-block-cover-is-layout-constrained\">\n<p class=\"has-text-align-right has-ti-fg-color has-text-color has-link-color wp-elements-2 wp-block-paragraph\" style=\"font-size:clamp(21.536px, 1.346rem + ((1vw - 3.2px) * 1.726), 35px);\"><strong>Would you like help choosing the right product ?<\/strong><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-right is-layout-flex wp-container-core-buttons-is-layout-b507c051 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/roder.it\/en\/contacts\/\">Click here !<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<style>.roder-spec thead td{background:#e8edf1 !important;font-weight:700;border-bottom:2px solid #c3cfd7 !important;}.roder-spec tbody tr:nth-child(2n) td{background-color:#f2f6f8 !important;}.roder-spec tbody tr:nth-child(2n+1) td{background-color:#ffffff !important;}.roder-codici table thead td{background:#e8edf1;font-weight:700;}.roder-codici .is-style-stripes tbody tr:nth-child(2n){background-color:#f2f6f8;}.roder-codici .is-style-stripes tbody tr:nth-child(2n+1){background-color:#ffffff;}.roder-codici .codici-header{background:#e8edf1;border-bottom:2px solid #c3cfd7;margin-bottom:0;}.roder-codici .codici-header,.roder-codici .codici-row{padding:6px 12px !important;}.roder-codici .codici-header p{margin:8px 0;}.roder-codici .codici-row{margin-top:0;margin-bottom:0;}.roder-codici .codici-row p{margin:6px 0;}.roder-codici .codici-row .wp-block-column:first-child{text-align:center;}.roder-codici .codici-row figure.wp-block-image{margin-left:auto !important;margin-right:auto !important;}<\/style>\n\n<h2 class=\"wp-block-heading\">Technical characteristics<\/h2>\n\n<figure class=\"wp-block-table is-style-stripes roder-spec\"><table class=\"has-fixed-layout\"><thead><tr><td>Feature<\/td><td>Value<\/td><\/tr><\/thead><tbody><tr><td>Instrument type<\/td><td>Non-destructive moisture meter for marine surveys (GRP and wood)<\/td><\/tr><tr><td>Measuring principle<\/td><td>Change in electrical impedance; alternating electric field between 3 coplanar rubber electrodes<\/td><\/tr><tr><td>Selectable scales<\/td><td>3 \u2013 Hardwood (%MC), Shallow depth, Glass-reinforced plastic G.R.P. (0\u2013100)<\/td><\/tr><tr><td>Measuring range on wood<\/td><td>5\u201330% moisture content (%MC)<\/td><\/tr><tr><td>GRP comparative scale<\/td><td>0\u2013100<\/td><\/tr><tr><td>Penetration depth<\/td><td>Up to ~30 mm (normal depth) \/ up to 10 mm (shallow depth)<\/td><\/tr><tr><td>Wood calibration<\/td><td>Hardwood with specific gravity S.G. 0.60<\/td><\/tr><tr><td>Display<\/td><td>Analogue moving-coil instrument (dual scale: wood and comparative)<\/td><\/tr><tr><td>Controls<\/td><td>4 keys: ON\/OFF, SCALE, HOLD\/AUDIO, Bluetooth<\/td><\/tr><tr><td>Connectivity<\/td><td>Bluetooth + Tramex Meters App (iOS and Android)<\/td><\/tr><tr><td>Audible signal<\/td><td>Yes (alert on high values)<\/td><\/tr><tr><td>Automatic switch-off<\/td><td>After 5 minutes of inactivity<\/td><\/tr><tr><td>Warranty<\/td><td>1 year<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<div class=\"wp-block-group roder-codici is-layout-flow wp-block-group-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Part numbers, accessories and spare parts<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Order codes for the SMM5 moisture meter and the accessory pack. The article codes are available in the price list. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Instrument \u2013 complete kit<\/h3>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:280px\">\n<figure class=\"wp-block-image size-large is-resized has-custom-border\"><img decoding=\"async\" class=\"has-border-color\" src=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/07\/tramex-smm5-smm5_front_on_white_bg-web_image-1200x1200-1.webp\" alt=\"Tramex Skipper 5 SMM5\" style=\"border-color:#cccccc;border-width:1px;border-radius:12px;width:260px\"\/><\/figure>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><td>Part number<\/td><td>Product code<\/td><td>Description<\/td><\/tr><\/thead><tbody><tr><td><strong>&#8212;<\/strong><\/td><td>SMM5<\/td><td>Skipper 5 moisture meter for marine surveys \u2013 basic instrument (3 scales, Bluetooth)<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Accessories<\/h3>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center codici-header is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:110px\">\n<p class=\"wp-block-paragraph\"><strong>Photo<\/strong><\/p>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:22%\">\n<p class=\"wp-block-paragraph\"><strong>Part number<\/strong><\/p>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:26%\">\n<p class=\"wp-block-paragraph\"><strong>Product code<\/strong><\/p>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Description<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-center codici-row is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:110px\">\n<figure class=\"wp-block-image aligncenter size-medium is-resized has-custom-border\"><img decoding=\"async\" class=\"has-border-color\" src=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/07\/tramex-smm5-ap_smm5_accessory_pack_for_smm5_includes_e5_hbs_extension_handle_calboxm_holster-web_image-1200x1200-1.webp\" alt=\"AP-SMM5\" style=\"border-color:#cccccc;border-width:1px;border-radius:8px;object-fit:contain;width:96px;height:96px\"\/><\/figure>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:22%\">\n<p class=\"wp-block-paragraph\"><strong>&#8212;<\/strong><\/p>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:26%\">\n<p class=\"wp-block-paragraph\">AP-SMM5<\/p>\n<\/div>\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Accessory Pack: E5 extension electrode, HBS extension handle, CalBoxM verification calibrator, holster<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n<h2 class=\"wp-block-heading\">Technical documentation<\/h2>\n\n<figure class=\"wp-block-table is-style-stripes roder-spec\"><table class=\"has-fixed-layout\"><thead><tr><td>Document<\/td><td>Type<\/td><\/tr><\/thead><tbody><tr><td><a href=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/07\/tramex-smm5-smm5_skipper_5_user_guide_italian-manual.pdf\" target=\"_blank\" rel=\"noopener\">Skipper 5 SMM5 user guide (Italian)<\/a><\/td><td>User manual (PDF)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<h2 class=\"wp-block-heading\">Frequently asked questions<\/h2>\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\"><strong class=\"schema-faq-question\">Which materials does the Skipper 5 SMM5 measure?<\/strong><p class=\"schema-faq-answer\">It measures moisture non-destructively in the glass-reinforced plastic (GRP) and the wood of hulls, decks and boat components, both inside and outside.<\/p><\/div><div class=\"schema-faq-section\"><strong class=\"schema-faq-question\">To what depth does it measure?<\/strong><p class=\"schema-faq-answer\">The electric field penetrates to about 30 mm at normal depth (Hardwood and GRP scales) and up to 10 mm on the shallow-depth scale, depending on the density of the material.<\/p><\/div><div class=\"schema-faq-section\"><strong class=\"schema-faq-question\">What is the measuring range on wood?<\/strong><p class=\"schema-faq-answer\">On wood the instrument indicates a moisture content from 5% to 30% (%MC), with the calibration referred to wood of specific gravity S.G. 0.60.<\/p><\/div><div class=\"schema-faq-section\"><strong class=\"schema-faq-question\">Does it connect to a smartphone?<\/strong><p class=\"schema-faq-answer\">Yes. Via Bluetooth it connects to the Tramex Meters App (iOS and Android), which allows readings to be displayed, photographed and geo-tagged as documentary support for the survey. <\/p><\/div><\/div>\n\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-ti-accent-color has-text-color has-link-color wp-elements-3\">Contacts &amp; Information<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Contact for general information : <a href=\"mailto:info@roder.it\">info@roder.it<\/a><br\/><br\/>Machine Vision Division of RODER : <a href=\"http:\/\/www.rodervision.com\">www.rodervision.com<\/a><br\/>RODER Instruments Division : <a href=\"http:\/\/www.rodervision.com\">www.innovacheck.com<\/a><br\/>More about RODER : <a href=\"https:\/\/roder.it\/en\/contacts\/\">about us<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The information contained in this website is provided for information purposes only. Although it has been prepared with the greatest care, it does not constitute a contractual offer or a binding commitment to supply. It may contain transcription, translation or typographical errors. For precise and up-to-date information, please contact our company directly.   <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Note:<\/strong> Some images on this website have been intentionally generated using artificial intelligence (AI). This is because, for many applications and projects, photographs of the actual installation or system cannot be disclosed owing to confidentiality agreements, contractual clauses and non-disclosure agreements (NDAs). <\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>The Skipper 5 (SMM5) from Tramex is the moisture meter for marine surveys: it measures moisture non-destructively in hulls and decks, in both glass-reinforced plastic (GRP) and wood, with three selectable scales and two investigation depths. The Skipper 5 works on the principle of the change in the electrical impedance of the material as its [&hellip;]<\/p>\n","protected":false},"author":157040980,"featured_media":0,"parent":18466,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_wpcom_ai_launchpad_about_page":false,"_wpcom_ai_launchpad_gallery_page":false,"_wpcom_ai_launchpad_contact_page":false,"_wpcom_ai_launchpad_events_page":false,"_wpcom_ai_launchpad_video_page":false,"_wpcom_ai_launchpad_portfolio_piece":false,"footnotes":""},"class_list":["post-25560","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Skipper 5 SMM5 series moisture meters - RODER SRL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/roder.it\/en\/products\/moisture-meters\/skipper-5-smm5-series-moisture-meters\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Skipper 5 SMM5 series moisture meters - RODER SRL\" \/>\n<meta property=\"og:description\" content=\"The Skipper 5 (SMM5) from Tramex is the moisture meter for marine surveys: it measures moisture non-destructively in hulls and decks, in both glass-reinforced plastic (GRP) and wood, with three selectable scales and two investigation depths. The Skipper 5 works on the principle of the change in the electrical impedance of the material as its [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/roder.it\/en\/products\/moisture-meters\/skipper-5-smm5-series-moisture-meters\/\" \/>\n<meta property=\"og:site_name\" content=\"RODER SRL\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-02T19:28:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/roder.it\/wp-content\/uploads\/2026\/07\/tramex-smm5-smm5_front_on_white_bg-web_image-1200x1200-1.webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\\\/\\\/roder.it\\\/en\\\/products\\\/moisture-meters\\\/skipper-5-smm5-series-moisture-meters\\\/\",\"url\":\"https:\\\/\\\/roder.it\\\/en\\\/products\\\/moisture-meters\\\/skipper-5-smm5-series-moisture-meters\\\/\",\"name\":\"Skipper 5 SMM5 series moisture meters - 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