{"id":11295,"date":"2024-07-12T07:14:46","date_gmt":"2024-07-12T06:14:46","guid":{"rendered":"https:\/\/sifamtinsley.co.uk\/wp\/?page_id=11295"},"modified":"2026-02-24T17:40:41","modified_gmt":"2026-02-24T17:40:41","slug":"nd31","status":"publish","type":"page","link":"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/multifunction-meters\/nd31\/","title":{"rendered":"ND31"},"content":{"rendered":"<div class=\"vce-row-container\"><div class=\"vce-row vce-row--col-gap-30 vce-row-columns--top vce-row-content--top\" id=\"el-b44e56b2\" data-vce-do-apply=\"all el-b44e56b2\"><div class=\"vce-row-content\" data-vce-element-content=\"true\"><div class=\"vce-col vce-col--md-25p vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-first vce-col--lg-first vce-col--xl-first\" id=\"el-39d8ec0d\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-39d8ec0d\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-39d8ec0d\"><div class=\"vce-text-block\"><div class=\"vce-text-block-wrapper vce\" id=\"el-aa02403a\" data-vce-do-apply=\"all el-aa02403a\"><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/new-products\/\">New Products<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><strong><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/multifunction-meters\/\">Multifunction Meters<\/a><\/span><\/strong><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/transducers-isolators\/\">Transducers &amp; Isolators<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/temperature-controllers\/\">Temperature Controllers<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/converters-recorders\/\">Converters &amp; Recorders<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/digital-panel-meters-range\/\">Digital Panel Meters<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/current-transformers\/\">Current Transformers<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/kwh-energy-meters\/\">kWh Energy Meters<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/dc-kwh-energy-meters\/\">DC kWh Energy Meters<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/analogue-panel-meters\/\">Analogue Panel Meters<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/shunts\/\">Shunts<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/digital-bargraphs\/\">Digital Bargraphs<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/digital-panel-meters-2\/\">Digital Multimeters<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/protection-relays\/\">Protection Relays<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/synchroscope-series\/\">Synchroscope Series<\/a><br><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/rotary-switches-2\/\">Rotary Switches<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/power-supplies\/\">Power Supplies<\/a><\/span><\/p><p style=\"line-height: 0.5;\"><a href=\"https:\/\/sifamtinsley.co.uk\/wp\/products-2\/test-measurement\/\"><span style=\"color: #999999;\">Test &amp; Measurement<\/span><\/a><\/p><p><a href=\"https:\/\/sifamtinsley.co.uk\/wp\/about-us\/become-a-distributor\/\"><img class=\"alignleft wp-image-11260 size-medium\" src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2015\/03\/distributor-box-264x300.jpg\" alt=\"Become a distributor\" width=\"264\" height=\"300\"><\/a><\/p><\/div><\/div><\/div><\/div><\/div><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-last vce-col--lg-last vce-col--xl-last\" id=\"el-3d4d1fc8\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-3d4d1fc8\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-3d4d1fc8\"><div class=\"vce-row-container\"><div class=\"vce-row vce-row--col-gap-30 vce-row-columns--top vce-row-content--top\" id=\"el-eb330bbb\" data-vce-do-apply=\"all el-eb330bbb\"><div class=\"vce-content-background-container\"><\/div><div class=\"vce-row-content\" data-vce-element-content=\"true\"><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-last vce-col--lg-last vce-col--xl-last vce-col--md-first vce-col--lg-first vce-col--xl-first\" id=\"el-bc2d49fc\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-bc2d49fc\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-bc2d49fc\"><div class=\"vce-single-image-container vce-single-image--align-center\"><div class=\"vce vce-single-image-wrapper\" id=\"el-9a2d087c\" data-vce-do-apply=\"all el-9a2d087c\"><figure><div class=\"vce-single-image-inner vce-single-image--absolute\" style=\"padding-bottom: 100%; width: 332px;\"><img class=\"vce-single-image\" width=\"332\" height=\"332\"src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/ND31-332x332.jpg\" srcset=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/ND31-320x320.jpg 320w,https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/ND31-332x332.jpg 332w\" data-img-src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2015\/03\/ND31.jpg\" alt=\"\" title=\"ND31\" \/><\/div><figcaption hidden=\"\"><\/figcaption><\/figure><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vce-row-container\"><div class=\"vce-row vce-row--col-gap-30 vce-row-columns--top vce-row-content--top\" id=\"el-7bcf9ded\" data-vce-do-apply=\"all el-7bcf9ded\"><div class=\"vce-row-content\" data-vce-element-content=\"true\"><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-last vce-col--lg-last vce-col--xl-last vce-col--md-first vce-col--lg-first vce-col--xl-first\" id=\"el-62d7bcd5\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-62d7bcd5\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-62d7bcd5\"><div class=\"vce-classic-tabs vce vce-classic-tabs-align--left vce-classic-tabs-border-color--D8D8D8\" id=\"el-9f9a0092\" data-vce-do-apply=\"all el-9f9a0092\" data-active-tab=\"1\"><div class=\"vce-classic-tabs-inner\"><div class=\"vce-classic-tabs-container\"><div class=\"vce-classic-tabs-list\"><div class=\"vce-classic-tabs-tab\" data-vce-target-model-id=\"233485aa\" data-vce-classic-tab=\"true\"><a class=\"vce-classic-tabs-tab-title\" data-vce-use-cache=\"false\" data-vce-classic-tabs=\"true\" data-vce-target=\"[data-model-id=233485aa]\" data-vce-container=\".vce-classic-tabs-inner\" href=\"#el-233485aa\">Description<\/a><\/div><div class=\"vce-classic-tabs-tab\" data-vce-target-model-id=\"bd2cfde6\" data-vce-classic-tab=\"true\"><a class=\"vce-classic-tabs-tab-title\" data-vce-use-cache=\"false\" data-vce-classic-tabs=\"true\" data-vce-target=\"[data-model-id=bd2cfde6]\" data-vce-container=\".vce-classic-tabs-inner\" href=\"#el-bd2cfde6\">Features<\/a><\/div><div class=\"vce-classic-tabs-tab\" data-vce-target-model-id=\"dbf68989\" data-vce-classic-tab=\"true\"><a class=\"vce-classic-tabs-tab-title\" data-vce-use-cache=\"false\" data-vce-classic-tabs=\"true\" data-vce-target=\"[data-model-id=dbf68989]\" data-vce-container=\".vce-classic-tabs-inner\" href=\"#el-dbf68989\">Downloads<\/a><\/div><\/div><\/div><div class=\"vce-classic-tabs-panels-container\"><div class=\"vce-classic-tabs-panels\"><div class=\"vce-classic-tabs-panel\" id=\"el-233485aa\" data-model-id=\"233485aa\" data-vce-content=\".vce-classic-tabs-panel-body\"><div class=\"vce-classic-tabs-tab-inner\"><div class=\"vce-classic-tabs-panel-heading\"><a class=\"vce-classic-tabs-panel-title\" href=\"#el-233485aa\" data-vce-target=\"[data-model-id=233485aa]\" data-vce-use-cache=\"false\" data-vce-classic-accordion=\"\" data-vce-container=\".vce-classic-tabs-inner\"><span>Description<\/span><\/a><\/div><div class=\"vce-classic-tabs-panel-body\" data-vce-do-apply=\"all el-233485aa\"><div class=\"vce-classic-tabs-element-container\" data-js-panel-body=\"\"><div class=\"vce-text-block\"><div class=\"vce-text-block-wrapper vce\" id=\"el-ff091d89\" data-vce-do-apply=\"all el-ff091d89\"><p><strong>Sifam Tinsleys ND31 <\/strong><strong>power quality meters with recording and MQTT (IIoT), BACnet\/IP or Modbus TCP\/IP protocols.<\/strong><\/p><p style=\"font-weight: 400;\">Measurement of 54 parameters, harmonics up to 63rd, MQTT protocol dedicated to IIoT applications, graphical screen-fully configurable by a user and very user- friendly www server interface - these are just some advantages of our new power network meter ND31 type.<\/p><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vce-classic-tabs-panel\" id=\"el-bd2cfde6\" data-model-id=\"bd2cfde6\" data-vce-content=\".vce-classic-tabs-panel-body\"><div class=\"vce-classic-tabs-tab-inner\"><div class=\"vce-classic-tabs-panel-heading\"><a class=\"vce-classic-tabs-panel-title\" href=\"#el-bd2cfde6\" data-vce-target=\"[data-model-id=bd2cfde6]\" data-vce-use-cache=\"false\" data-vce-classic-accordion=\"\" data-vce-container=\".vce-classic-tabs-inner\"><span>Features<\/span><\/a><\/div><div class=\"vce-classic-tabs-panel-body\" data-vce-do-apply=\"all el-bd2cfde6\"><div class=\"vce-classic-tabs-element-container\" data-js-panel-body=\"\"><div class=\"vce-text-block\"><div class=\"vce-text-block-wrapper vce\" id=\"el-37d08b09\" data-vce-do-apply=\"all el-37d08b09\"><p><strong>Features<\/strong><\/p><ul style=\"font-weight: 400;\"><li><strong>Measurement and recording<\/strong>&nbsp;of 54 power network parameters, including&nbsp;<strong>current&nbsp; and voltage harmonics up to 63rd,<\/strong>&nbsp;in 1-phase 2-wire or 3-phase 3- or 4-wire balanced and unbalanced systems.<\/li><li><strong>Color graphical display:<\/strong>&nbsp;LCD TFT&nbsp; 3,5\u2019\u2019, 320 x 240 pixels,&nbsp;<strong>fully configurable by user:<\/strong><ul><li><strong>10 screens, 8 parameters in each,<\/strong><\/li><li>2 screens with harmonic presentations,<\/li><li>1 screen with analog indication.<\/li><\/ul><\/li><li>Indications include the values of programmed ratios.<\/li><li>Memory of minimum and maximum values.<\/li><li>2 configurable alarm outputs.<ul><li><strong>Mode of supervisory relay for alarm outputs.<\/strong><br>Supervisory relay mode enables detection of following events:<ul><li>voltage drop or growth<\/li><li>current drop or growth<\/li><li>phase loss<\/li><li>current or voltage unbalance<\/li><li>phase sequence<\/li><\/ul><\/li><li>User can specify:<ul><li>the thresholds of monitored events<\/li><li>monitoring of phase relay<\/li><li>memory of relay state<\/li><li>delay of switch-on\/off relay<\/li><li>relay state after the event has occured.<\/li><\/ul><\/li><\/ul><\/li><li>Optional: analog output 0\/4...20 mA and&nbsp;<strong>2 x Pt100 inputs (e.g for measurement of transformer temperature).<\/strong><\/li><li><strong>Logging&nbsp;<\/strong>of up to 32 measured parameters<strong>&nbsp;<\/strong>in the internal memory 8 GB.<\/li><li>Digital output RS-485 - MODBUS protocol.<\/li><li><strong>Modern and user-friendly Ethernet<\/strong>&nbsp;interface 10\/100 BASE-T:<ul><li>protocol: MODBUS TCP\/iP, HTTP, FTP,<\/li><li>MQTT protocol,<\/li><li>BACnet\/IP protocol,<\/li><li>services: www server, ftp server, DHCP client, NTP server.<\/li><\/ul><\/li><li><strong>Wide range of voltage supply:<\/strong><ul><li>85..253 V a.c. or 90..300 V d.c.<\/li><li>20..40 V a.c or 20..60 V d.c.<\/li><\/ul><\/li><li>Programming of parameters using free eCon software.<\/li><li>Battery backup RTC.<\/li><li>Overall dimensions: 96 x 96 x 77 mm.<\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vce-classic-tabs-panel\" id=\"el-dbf68989\" data-model-id=\"dbf68989\" data-vce-content=\".vce-classic-tabs-panel-body\"><div class=\"vce-classic-tabs-tab-inner\"><div class=\"vce-classic-tabs-panel-heading\"><a class=\"vce-classic-tabs-panel-title\" href=\"#el-dbf68989\" data-vce-target=\"[data-model-id=dbf68989]\" data-vce-use-cache=\"false\" data-vce-classic-accordion=\"\" data-vce-container=\".vce-classic-tabs-inner\"><span>Downloads<\/span><\/a><\/div><div class=\"vce-classic-tabs-panel-body\" data-vce-do-apply=\"all el-dbf68989\"><div class=\"vce-classic-tabs-element-container\" data-js-panel-body=\"\"><div class=\"vce-text-block\"><div class=\"vce-text-block-wrapper vce\" id=\"el-75c49a73\" data-vce-do-apply=\"all el-75c49a73\"><p>Digital download files available for Sifam Tinsleys ND31.<\/p><\/div><\/div><div class=\"vce-button--style-outline-container vce-button--style-outline-container--align-left\"><span class=\"vce-button--style-outline-wrapper vce\" id=\"el-75eb3b14\" data-vce-do-apply=\"margin el-75eb3b14\"><a class=\"vce-button--style-outline-animated vce-button--style-outline--border-rounded vce-button--style-outline--size-small vce-button--style-outline-animated--color-b-198-198-198--fff--3d3d3d vce-button--style-outline-animated--border-color-e3e3e3--3d3d3d vce-button--style-outline-animated--background-color-b-225-22-18\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/downloads\/datasheets\/multifunctionmeters\/ND31_data_sheet.pdf\" title=\"Datasheet\" target=\"_blank\" data-vce-do-apply=\"padding border background  el-75eb3b14\"><span class=\"vce-button--style-outline-text\">DOWNLOAD DATASHEET<\/span><\/a><\/span><\/div><div class=\"vce-button--style-outline-container vce-button--style-outline-container--align-left\"><span class=\"vce-button--style-outline-wrapper vce\" id=\"el-15e825c3\" data-vce-do-apply=\"margin el-15e825c3\"><a class=\"vce-button--style-outline-animated vce-button--style-outline--border-rounded vce-button--style-outline--size-small vce-button--style-outline-animated--color-b-198-198-198--fff--3d3d3d vce-button--style-outline-animated--border-color-e3e3e3--3d3d3d vce-button--style-outline-animated--background-color-b-225-22-18\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/downloads\/datasheets\/multifunctionmeters\/ND31_user_manual.pdf\" title=\"User Manual\" target=\"_blank\" data-vce-do-apply=\"padding border background  el-15e825c3\"><span class=\"vce-button--style-outline-text\">DOWNLOAD USER MANUAL<\/span><\/a><\/span><\/div><div class=\"vce-button--style-outline-container vce-button--style-outline-container--align-left\"><span class=\"vce-button--style-outline-wrapper vce\" id=\"el-8cc2694e\" data-vce-do-apply=\"margin el-8cc2694e\"><a class=\"vce-button--style-outline-animated vce-button--style-outline--border-rounded vce-button--style-outline--size-small vce-button--style-outline-animated--color-b-198-198-198--fff--3d3d3d vce-button--style-outline-animated--border-color-e3e3e3--3d3d3d vce-button--style-outline-animated--background-color-b-225-22-18\" href=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2015\/03\/ST_ND31-ND31LITE-Power-Network-Meters_presentation.pdf\" title=\"Presentation\" target=\"_blank\" data-vce-do-apply=\"padding border background  el-8cc2694e\"><span class=\"vce-button--style-outline-text\">DOWNLOAD POWER NETWORK METERS PRESENTATION<\/span><\/a><\/span><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vce-row-container\"><div class=\"vce-row vce-row--col-gap-10 vce-row-columns--top vce-row-content--bottom\" id=\"el-bfc59ecc\" data-vce-do-apply=\"all el-bfc59ecc\"><div class=\"vce-content-background-container\"><\/div><div class=\"vce-row-content\" data-vce-element-content=\"true\"><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-last vce-col--lg-last vce-col--xl-last vce-col--md-first vce-col--lg-first vce-col--xl-first\" id=\"el-65fc74a8\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-65fc74a8\"><div class=\"vce-content-background-container\"><\/div><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-65fc74a8\"><div class=\"vce-row-container\"><div class=\"vce-row vce-row--col-gap-30 vce-row-columns--top vce-row-content--top\" id=\"el-15e92a85\" data-vce-do-apply=\"all el-15e92a85\"><div class=\"vce-row-content\" data-vce-element-content=\"true\"><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-first vce-col--lg-first vce-col--xl-first\" id=\"el-589cf4f2\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-589cf4f2\"><div class=\"vce-content-background-container\"><\/div><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-589cf4f2\"><div class=\"vce-text-block\"><div class=\"vce-text-block-wrapper vce\" id=\"el-a5cf0848\" data-vce-do-apply=\"all el-a5cf0848\"><h3 style=\"text-align: center;\"><strong><span style=\"color: #808080; font-family: arial, helvetica, sans-serif;\">OUR PARTNERS<\/span><\/strong><\/h3><\/div><\/div><\/div><\/div><\/div><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first\" id=\"el-344ab4eb\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-344ab4eb\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-344ab4eb\"><div class=\"vce-single-image-container vce-single-image--align-left\"><div class=\"vce vce-single-image-wrapper\" id=\"el-d513b17f\" data-vce-do-apply=\"all el-d513b17f\"><figure><a href=\"http:\/\/www.tinsley.co.uk\" title=\"\" target=\"_blank\" class=\"vce-single-image-inner vce-single-image--absolute\" style=\"padding-bottom: 37.674419%; width: 215px;\"><img class=\"vce-single-image\" width=\"215\" height=\"81\"src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/tinsley-215x81.jpg\" srcset=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/tinsley-215x81.jpg 215w\" data-img-src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2015\/04\/tinsley.jpg\" alt=\"\" title=\"tinsley\" \/><\/a><figcaption hidden=\"\"><\/figcaption><\/figure><\/div><\/div><\/div><\/div><\/div><div class=\"vce-col vce-col--md-auto vce-col--xs-1 vce-col--xs-last vce-col--xs-first vce-col--sm-last vce-col--sm-first vce-col--md-last vce-col--lg-last vce-col--xl-last\" id=\"el-7317e080\"><div class=\"vce-col-inner\" data-vce-do-apply=\"border margin background  el-7317e080\"><div class=\"vce-col-content\" data-vce-element-content=\"true\" data-vce-do-apply=\"padding el-7317e080\"><div class=\"vce-single-image-container vce-single-image--align-left\"><div class=\"vce vce-single-image-wrapper\" id=\"el-51c1cae8\" data-vce-do-apply=\"all el-51c1cae8\"><figure><a href=\"http:\/\/www.sifam.com\" title=\"\" target=\"_blank\" class=\"vce-single-image-inner vce-single-image--absolute\" style=\"padding-bottom: 30.241935%; width: 248px;\"><img class=\"vce-single-image\" width=\"248\" height=\"75\"src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/sifam-248x75.jpg\" srcset=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2026\/02\/sifam-248x75.jpg 248w\" data-img-src=\"https:\/\/sifamtinsley.co.uk\/wp\/wp-content\/uploads\/2015\/04\/sifam.jpg\" alt=\"\" title=\"sifam\" \/><\/a><figcaption hidden=\"\"><\/figcaption><\/figure><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>New ProductsMultifunction MetersTransducers &amp; IsolatorsTemperature ControllersConverters &amp; RecordersDigital Panel MetersCurrent TransformerskWh Energy MetersDC kWh Energy MetersAnalogue Panel MetersShuntsDigital BargraphsDigital MultimetersProtection RelaysSynchroscope SeriesRotary SwitchesPower SuppliesTest &amp; MeasurementDescriptionFeaturesDownloadsDescriptionSifam Tinsleys ND31 power quality meters with recording and MQTT (IIoT), BACnet\/IP or Modbus TCP\/IP protocols.Measurement of 54 parameters, harmonics up to 63rd, MQTT protocol dedicated to IIoT applications, graphical<\/p>\n","protected":false},"author":11,"featured_media":0,"parent":1083,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11295","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/pages\/11295","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/comments?post=11295"}],"version-history":[{"count":19,"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/pages\/11295\/revisions"}],"predecessor-version":[{"id":13392,"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/pages\/11295\/revisions\/13392"}],"up":[{"embeddable":true,"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/pages\/1083"}],"wp:attachment":[{"href":"https:\/\/sifamtinsley.co.uk\/wp\/wp-json\/wp\/v2\/media?parent=11295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}