{"title":"Wireless telemetry for load cells and force transducers","description":"\u003ch2\u003eWireless telemetry in the 2.4 GHz band\u003c\/h2\u003e \u003cp\u003eTelemetry is not a replacement for a cable but the solution for measuring points a cable cannot reach: rotating components, suspended loads, mobile setups, temporary measurements. The modules digitise the signal directly at the sensor and transmit the finished measured value – so what travels through the air is no longer a sensitive millivolt signal.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eTransmitter modules\u003c\/strong\u003e for load cells, force transducers and strain gauges, mounted directly at the measuring point\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eBase stations\u003c\/strong\u003e for connection to a PLC or PC, also as a USB version for the laboratory bench\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eHandheld displays\u003c\/strong\u003e for reading without a control system, \u003cstrong\u003elarge displays\u003c\/strong\u003e for reading at a distance\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eATEX versions\u003c\/strong\u003e for use in hazardous areas\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhy 2.4 GHz\u003c\/h3\u003e \u003cp\u003eThe band is licence-free worldwide, the range with line of sight is in the hundreds of metres, and frequency hopping makes the connection robust against interference from other radio applications. Together with the power management of the modules, this yields battery lifetimes that also support self-sufficient long-term measurements. A network scales from a single sensor to many measuring points.\u003c\/p\u003e \u003cp\u003eFor a short link to a smartphone or tablet, \u003ca href=\"\/en\/collections\/bluetooth-messtechnik\"\u003eBluetooth\u003c\/a\u003e is the simpler route. Both technologies are compared under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003ewireless measurement technology\u003c\/a\u003e; cable-based alternatives can be found under \u003ca href=\"\/en\/collections\/waegetransmitter\"\u003eweighing transmitters\u003c\/a\u003e and \u003ca href=\"\/en\/collections\/dms-messverstaerker\"\u003estrain gauge amplifiers\u003c\/a\u003e. Our technical sales team helps with designing a radio network via \u003ca href=\"\/en\/pages\/contact\"\u003eContact\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"efmc-wireless-funk-transmitter","title":"EFMC wireless transmitter","description":"\u003cp\u003eThe \u003cstrong\u003eWireless Radio Transmitter\u003c\/strong\u003e T24-ACMi-SA enables the construction of wireless multipoint-capable data acquisition systems for industrial sensor applications.\u003c\/p\u003e\n\u003cp\u003eThe T24 Wireless Telemetry Sensor System is a modular wireless solution for industrial sensor applications, for example in conjunction with \u003cstrong\u003eload cells\u003c\/strong\u003e or \u003cstrong\u003eforce transducers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFree Service\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eIf you purchase the Wireless Bluetooth Transmitter together with a load cell, force transducer or similar, we will connect the sensor and load cell for you \u003cstrong\u003efree of charge\u003c\/strong\u003e. If we have any open questions, one of our sales representatives will contact you.\u003c\/p\u003e\n\u003cp\u003eHigh-precision, high-quality measurements are made possible with simple yet powerful configuration and monitoring software.\u003c\/p\u003e\n\u003cp\u003eForce and strain transmitter module in a medium weatherproof housing, with battery holder for two AA batteries.\u003c\/p\u003e\n\u003cp\u003eAlthough all T24 modules actually function as both receivers and transmitters, they are mainly used as either transmitters or receivers. Therefore, they are referred to as transmitters and receivers.\u003cbr\u003eThe T24 system was designed so that transmitters can send messages at a user-defined rate. The receivers can then analyze, display, or perform other actions with this data, depending on their function.\u003c\/p\u003e\n\u003cp\u003eA PC and a base station are only required to configure the modules, although they can be part of a data acquisition system.\u003cbr\u003eOnce configured, the T24 modules operate autonomously and only minimal control over the transmitter or receiver modules is required, such as sleeping or waking up.\u003c\/p\u003e\n\u003ch2\u003eFree Software for Wireless Radio Transmitter\u003c\/h2\u003e\n\u003cp\u003eThere are two \u003cstrong\u003efree\u003c\/strong\u003e software setups for Windows PCs.\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eT24 Toolkit\u003c\/strong\u003e is used for configuration and calibration of the modular telemetry system\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eT24 Log100\u003c\/strong\u003e is the logging and visualization software for monitoring and data acquisition\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e \u003ca title=\"octogon Shop\" style=\"color: #d84f1b;\" rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/Wireless_funk_transmitter_T24_casing_information.pdf?v=1744187933\" target=\"_blank\"\u003eData sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"octogon Online Shop","offers":[{"title":"Default Title","offer_id":53921171538246,"sku":"","price":886.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/Wireless_funk_transmitter_T24.png?v=1744188785"},{"product_id":"efmb-wireless-funk-basisstation","title":"EFMB wireless base station","description":"\u003cp\u003eThe \u003cstrong\u003eT24 Wireless Telemetry Dongle Base Station (T24-BSd)\u003c\/strong\u003e is the smallest base station in our range and offers a range of up to 500 meters for all wireless telemetry modules, such as the T24-ACMi-SA.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThis wireless radio base station is powered via the USB bus and therefore requires no other components for the configuration and control of remote devices. This plug-and-play USB base station is a portable, cable-free (wireless) solution, ideal for laptops and tablets with a full version of Windows.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eFeatures of the Wireless Radio Base Station\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e✅Provides wireless data from T24 transmitter modules\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✅\u003cstrong\u003eUp to 500 m\u003c\/strong\u003e (1,600 ft) radio range\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✅Configures any T24 telemetry module via USB\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✅Portable device designed for laptops and tablets\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✅Ideal for \u003cstrong\u003eportable logging with 100-channel logging and display software\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✅IP50 housing dimensions 45 x 19 x 11 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e \u003ca title=\"octogon Shop\" style=\"color: #d84f1b;\" rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/Wireless_funk_transmitter_T24_datasheet.pdf?v=1744187932\" target=\"_blank\"\u003eData sheet\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"octogon Online Shop","offers":[{"title":"Default Title","offer_id":53948271100230,"sku":"","price":350.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/basisstation_wireless_funkt_transmitter_T24.png?v=1744188759"},{"product_id":"efmd-wireless-handanzeige","title":"EFMD wireless handheld display","description":"\u003cp\u003eThe \u003cstrong\u003eEFMD\u003c\/strong\u003e is Mantracourt's handheld display for T24 radio telemetry. It displays real-time measurements from T24 transmitter modules – load, force, pressure, torque, strain, or temperature – without the need for a cable to the sensor.\u003c\/p\u003e\n\u003cp\u003eWhen delivered, the device operates in \u003cstrong\u003eroaming mode\u003c\/strong\u003e: up to twelve nearby T24 transmitters are automatically detected and displayed. Alternatively, \u003cstrong\u003etwelve fixed inputs\u003c\/strong\u003e can be defined, each with its own designation, calibrated unit, and overload warning. Most settings are made via the device's menu, including the transfer of radio settings to the transmitters; the free T24 Handheld Toolkit handles full setup as well as saving and loading configurations. Menu items can be locked or hidden, and a PIN and password prevent accidental changes. The firmware can be updated via the toolkit.\u003c\/p\u003e\n\u003cp\u003eThe EFMD replaces the four predecessors T24-HS, T24-HR, T24-HLT, and T24-DWS, combining their most common features into one device. It is backward compatible with existing T24 products.\u003c\/p\u003e\n\u003cp\u003eThe radio link operates on the license-free \u003cstrong\u003e2.4 GHz band using DSSS technology\u003c\/strong\u003e with 10 mW transmission power, making it coexistent with WLAN, Bluetooth, and Zigbee. The range of \u003cstrong\u003eup to 800 m\u003c\/strong\u003e applies in open field at 3 m height above ground. Two standard AA alkaline cells power the device; continuous power supply is also possible for fixed installations.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eDisplay of up to 12 T24 transmitter modules, in roaming or as fixed inputs\u003c\/li\u003e\n\n\u003cli\u003eRobust housing with IP67 \/ NEMA 4 protection rating\u003c\/li\u003e\n\n\u003cli\u003eDimensions 93 × 170 × 40 mm\u003c\/li\u003e\n\n\u003cli\u003eOperating temperature −10 to +50 °C, storage −40 to +85 °C without batteries\u003c\/li\u003e\n\n\u003cli\u003e2 × AA alkaline cells, more than 30 hours continuous operation, approx. 1.5 years standby\u003c\/li\u003e\n\n\u003cli\u003e2.4 GHz DSSS, 10 mW, up to 800 m in open field\u003c\/li\u003e\n\n\u003cli\u003eConfiguration on the device or via the free T24 Handheld Toolkit\u003c\/li\u003e\n\n\u003cli\u003eFirmware updatable, menus lockable\u003c\/li\u003e\n\n\u003cli\u003eFCC, ETSI, and IC approvals\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eManufacturer accessories: 1 m angled USB cable (ACC-CB-A) and mounting kit with articulated arm (ACC-MT). The matching transmitter modules can be found under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003eWireless Measurement Technology\u003c\/a\u003e, such as the \u003ca href=\"\/en\/products\/wireless-funk-transmitter-t24\"\u003eEFMC Wireless Radio Transmitter T24\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203066694,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFMD_T24-HK-S__titelbild.png?v=1788559432"},{"product_id":"efme-funk-basisstation-als-usb-stick","title":"EFME wireless base station as USB stick","description":"\u003cp\u003eThe \u003cstrong\u003eEFME\u003c\/strong\u003e is the smallest \u003cstrong\u003eradio base station\u003c\/strong\u003e in the T24 series: a USB stick that establishes a wireless connection to the T24 transmitter modules. No cables, no external power supply — it is powered via the USB port. This allows radio telemetry to be set up, calibrated, and monitored from any Windows computer or tablet.\u003c\/p\u003e\n\u003cp\u003eThe module \u003cstrong\u003esends and receives\u003c\/strong\u003e. This enables error detection and correction over the radio link, configuration and calibration of the T24 transmitters via radio, and their remote control from the computer. Despite its small size, the EFME can be used with all T24 transmitter modules.\u003c\/p\u003e\n\u003cp\u003eTwo points should be considered during planning: The free \u003cstrong\u003eT24 Toolkit must be installed before plugging it in for the first time\u003c\/strong\u003e, as it includes the necessary drivers. Also, \u003cstrong\u003eonly one T24-BSd\u003c\/strong\u003e can operate per computer — if multiple base stations are required on a single computer, the T24-BSi is the right choice. The base station monitors one radio channel; all modules must be set to the same channel. The bandwidth is sufficient for approximately 200 measured values per second per channel, with mixed sensor types being supported.\u003c\/p\u003e\n\u003cp\u003eThe radio link operates in the license-free \u003cstrong\u003e2.4 GHz band using DSSS technology\u003c\/strong\u003e with 10 mW transmission power. The \u003cstrong\u003erange of up to 500 m\u003c\/strong\u003e applies to line-of-sight in an open field at a height of 3 m. The EFME itself does not require calibration — it calibrates the other T24 devices.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eSmallest T24 base station, powered exclusively via USB, no wiring\u003c\/li\u003e\n\n\u003cli\u003eBuilt-in antenna, line-of-sight range up to 500 m\u003c\/li\u003e\n\n\u003cli\u003eConfiguration, calibration, and monitoring of all T24 transmitter modules\u003c\/li\u003e\n\n\u003cli\u003eSupply 4.875 to 5.125 V DC per USB 2.0, current consumption under 100 mA\u003c\/li\u003e\n\n\u003cli\u003eIP50 protection class, dimensions 58 × 20.5 × 11 mm\u003c\/li\u003e\n\n\u003cli\u003eOperating temperature -20 to +55 °C, storage -40 to +85 °C\u003c\/li\u003e\n\n\u003cli\u003e2.4 GHz DSSS, 10 mW, license-free\u003c\/li\u003e\n\n\u003cli\u003eDevice markings: CE, FCC ID VHARA24, IC 7224A-RA24\u003c\/li\u003e\n\n\u003cli\u003ePortable recording possible with the T24LOG100 software\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eYou can find the matching transmitter modules and displays under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003eWireless Measurement Technology\u003c\/a\u003e, and the remaining evaluation electronics under \u003ca href=\"\/en\/collections\/messelektronik\"\u003eMeasurement Electronics\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203132230,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFME_T24-BSd__titelbild.png?v=1788559553"},{"product_id":"efmf-oem-sendemodul-fuer-dehnungsmessbruecken","title":"EFMF OEM transmitter module for strain gauge bridges","description":"\u003cp\u003eThe \u003cstrong\u003eEFMF\u003c\/strong\u003e is an OEM transmitter module for strain gauge bridges: load cells, torque transducers, strain gauges, pressure measurement modules and other four-wire bridges. The board measures only \u003cstrong\u003e37.5 × 16.8 × 6.6 mm\u003c\/strong\u003e and thus fits into the sensor housing — turning a conventional load cell into a wireless load cell.\u003c\/p\u003e\n\u003cp\u003eThe input directly accepts the mV\/V signal and provides \u003cstrong\u003e5 V bridge excitation for up to four load cells\u003c\/strong\u003e. The measurement electronics operate with 24-bit internal resolution, 4 ppm\/°C zero drift and 5 ppm\/°C gain drift, and are \u003cstrong\u003ecustomer-calibratable over up to nine points\u003c\/strong\u003e — with linearization and output in freely selectable units. Data is transmitted at up to 200 readings per second to all T24 receivers: handheld displays, large displays, analog outputs, base stations.\u003c\/p\u003e\n\u003cp\u003eTwo designs are available: \u003cstrong\u003eT24-SAi\u003c\/strong\u003e with an antenna integrated into the radio module and a range of up to 500 m, \u003cstrong\u003eT24-SAe\u003c\/strong\u003e with a UFL socket for an external antenna and up to 800 m. Three sensitivities can be ordered: ±3.1 mV\/V as the basic version, plus ±4.5 mV\/V and 20 mV\/V.\u003c\/p\u003e\n\u003cp\u003eThe low-power modes enable long battery life: the module can shut down between transmissions or — from a handheld display or base station — be completely switched off and woken up again. With a pair of AA cells and twelve measurement sessions of five minutes per day, approximately two years of operating time can be achieved, and about five years with D cells. The radio link operates on the license-free 2.4 GHz DSSS band with 10 mW and \u003cstrong\u003e128-bit AES encryption\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eMiniature board 37.5 × 16.8 × 6.6 mm for installation in the sensor\u003c\/li\u003e\n\n\u003cli\u003eBridge excitation 5 V DC, bridge resistance 85 to 5000 Ω, up to four 350-Ω bridges in parallel\u003c\/li\u003e\n\n\u003cli\u003eSensitivity ±3.1 mV\/V, optional ±4.5 mV\/V or 20 mV\/V\u003c\/li\u003e\n\n\u003cli\u003e24 bit internal, up to 200 updates per second, transmission interval 5 ms to 1 day\u003c\/li\u003e\n\n\u003cli\u003eCalibration over up to 9 points, stored in the module\u003c\/li\u003e\n\n\u003cli\u003eBidirectional measurement — tension and compression\u003c\/li\u003e\n\n\u003cli\u003eSupply 2.1 to 3.6 V DC, quiescent current typically 5 µA\u003c\/li\u003e\n\n\u003cli\u003eRange up to 500 m (SAi) or up to 800 m (SAe) in open field\u003c\/li\u003e\n\n\u003cli\u003e128-bit AES encryption, FCC, ETSI and IC approvals\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003ePlease note: The module is \u003cstrong\u003enot reverse polarity protected\u003c\/strong\u003e, the maximum voltage is 3.6 V, and the supply must be able to provide 300 mA for a short time at startup. The cable between the module and the measuring grid should remain under 3 m, because the voltage drop in the cable in four-wire measurement affects the factory calibration. The bare board has no protection class — for this, there are the housing versions T24-ACM-SA and T24-ACMi-SA with IP67, and T24-ACMm-SA with IP50.\u003c\/p\u003e\n\u003cp\u003eThe suitable receivers can be found under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003eWireless Measurement Technology\u003c\/a\u003e, load cells for equipping under \u003ca href=\"\/en\/collections\/waegezellen-kraftaufnehmer\"\u003eLoad Cells \u0026amp; Force Transducers\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203164998,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFMF_T24-SA__titelbild.png?v=1788559607"},{"product_id":"efmg-funk-grossanzeige-4-ziffern-a-100-mm","title":"EFMG wireless large display, 4 digits of 100 mm","description":"\u003cp\u003eThe \u003cstrong\u003eEFMG\u003c\/strong\u003e is a \u003cstrong\u003ewireless large-format display\u003c\/strong\u003e with \u003cstrong\u003efour 100 mm high digits\u003c\/strong\u003e: it receives its measured value via radio. Only the 11 to 30 V DC power supply is connected—no signal cable is required. This allows a display to be mounted wherever it is needed without having to run a cable to the sensor.\u003c\/p\u003e\n\u003cp\u003eIt displays the value of \u003cstrong\u003ea single T24 transmitter or the sum of up to eight\u003c\/strong\u003e T24 transmitter modules. Which modules are included, which display format applies, and how the zero-point functions operate are configured using the free T24 Toolkit PC software via a USB base station. Four display formats are available, from −1999…9999 to −1.999…9.999. Input timeouts, underflow, and overflow are indicated on the display.\u003c\/p\u003e\n\u003cp\u003eTwo wired \u003cstrong\u003elogic inputs\u003c\/strong\u003e allow for remote control of tare and switching between net and gross. The display can be wall-mounted or suspended from the ceiling—typical for crane scales and weighing systems where the operator remains at a distance from the load.\u003c\/p\u003e\n\u003cp\u003eThe wireless link operates on the license-free \u003cstrong\u003e2.4 GHz band using DSSS technology\u003c\/strong\u003e with 10 mW transmission power and 15 channels. The display is equipped with the T24-ANTA antenna. The range depends on the remote unit: \u003cstrong\u003eup to 800 m\u003c\/strong\u003e with a module using T24-ANTA, T24-ANTD, or T24-ANTE, \u003cstrong\u003earound 600 m\u003c\/strong\u003e with a transmitter featuring an integrated chip antenna, and around 400 m with T24-ANTB or T24-ANTC—all in open-field conditions, with the transmitter on a 3 m mast and the receiver 1.5 m above ground.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eFour LED digits with 100 mm character height, readable from a long distance\u003c\/li\u003e\n\n\u003cli\u003eMeasured value received via radio—only the power supply needs to be wired\u003c\/li\u003e\n\n\u003cli\u003eIndividual value from a T24 transmitter or sum of up to eight modules\u003c\/li\u003e\n\n\u003cli\u003eTwo logic inputs for tare and net\/gross\u003c\/li\u003e\n\n\u003cli\u003e11 to 30 V DC power supply, maximum current 3.5 A, with reverse polarity protection\u003c\/li\u003e\n\n\u003cli\u003eIP65 \/ NEMA 4X protection rating when installed correctly\u003c\/li\u003e\n\n\u003cli\u003eHousing 434 × 195.5 mm, wall or ceiling mounting\u003c\/li\u003e\n\n\u003cli\u003eOperating temperature 0 to +50 °C, storage −20 to +70 °C\u003c\/li\u003e\n\n\u003cli\u003e2.4 GHz DSSS, 10 mW, 15 channels, RoHS compliant\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eThe power supply is not included in the scope of delivery. Suitable transmitter modules can be found under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003eWireless Measurement Technology\u003c\/a\u003e, and further large-format displays under \u003ca href=\"\/en\/collections\/grossanzeigen\"\u003eLarge Displays \u0026amp; Remote Displays\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203197766,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFMG_T24-LD1__titelbild.png?v=1788559652"},{"product_id":"efmh-atex-funk-sendemodul-fuer-dehnungsmessbruecken","title":"EFMH ATEX wireless transmitter module for strain gauge bridges","description":"\u003cp\u003eThe \u003cstrong\u003eEFMH\u003c\/strong\u003e is an \u003cstrong\u003eATEX and IECEx-approved radio transmission module for strain gauge bridges\u003c\/strong\u003e. It measures the bridge signal from a load cell, force, pressure, or torque transducer and transmits it cyclically to X24 or T24 receivers – from the hazardous area, wirelessly.\u003c\/p\u003e\n\u003cp\u003eThe marking is \u003cstrong\u003eI M2 Ex ib I\u003c\/strong\u003e and \u003cstrong\u003eII 2G Ex ib IIC T4 Gb\u003c\/strong\u003e at \u003cstrong\u003eTa = −20 to +50 °C\u003c\/strong\u003e. This means the device is approved for \u003cstrong\u003eZone 1 and Zone 2\u003c\/strong\u003e. The electronics are housed in an IP67-rated enclosure with a battery holder. \u003cstrong\u003eOnly two Energizer L91 AA size lithium cells are permitted\u003c\/strong\u003e – this condition is stated in the approval, and cell replacement must not take place in an explosive atmosphere.\u003c\/p\u003e\n\u003cp\u003eThe input operates in a four-wire system with \u003cstrong\u003e5 V bridge excitation\u003c\/strong\u003e and accepts bridge resistances from 85 to 5000 Ω, up to four 350-Ω bridges in parallel. The measurement is bidirectional, thus detecting both tension and compression. Zero point drift a maximum of 4 ppm\/°C, gain drift a maximum of 5 ppm\/°C, non-linearity before linearization a maximum of 25 ppm of the measuring range. Calibration and linearization are performed in engineering units using the free Toolkit software.\u003c\/p\u003e\n\u003cp\u003eThe radio link operates on the license-free \u003cstrong\u003e2.4 GHz DSSS band\u003c\/strong\u003e with 10 mW and 15 channels; the transmit power is adjustable from 0 to 100 %. The \u003cstrong\u003erange of up to 800 m\u003c\/strong\u003e applies when both sides use a T24-ANTA antenna; against a receiver with an integrated antenna, it is around 600 m – measured in open field, transmitter on a 3-m mast, receiver 1.5 m above the ground. Battery life can be up to five years depending on the operating mode.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a Glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eATEX and IECEx: I M2 Ex ib I and II 2G Ex ib IIC T4 Gb, Ta −20 to +50 °C\u003c\/li\u003e\n\n\u003cli\u003eApproved for Zone 1 and Zone 2\u003c\/li\u003e\n\n\u003cli\u003eIntrinsically safe electronics in IP67 housing, 76.6 × 59 × 31 mm plus 25 mm gland\u003c\/li\u003e\n\n\u003cli\u003eBridge excitation 5 V DC, 85 to 5000 Ω, four-wire system\u003c\/li\u003e\n\n\u003cli\u003eSensitivity ±3.1 mV\/V, version with 20 mV\/V available\u003c\/li\u003e\n\n\u003cli\u003eZero point drift max. 4 ppm\/°C, gain drift max. 5 ppm\/°C\u003c\/li\u003e\n\n\u003cli\u003ePower supply 2.1 to 3.6 V DC from two Energizer L91 AA cells\u003c\/li\u003e\n\n\u003cli\u003eBattery life up to 5 years depending on transmission interval\u003c\/li\u003e\n\n\u003cli\u003e2.4 GHz DSSS, 10 mW, up to 800 m in open field\u003c\/li\u003e\n\n\u003cli\u003eWorks with X24 and T24 receivers\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant for system planning:\u003c\/strong\u003e X24 devices belong in the hazardous area, T24 devices in the safe area – \u003cstrong\u003eT24 modules must not be used in the Ex Zone\u003c\/strong\u003e. The \u003ca href=\"\/en\/products\/efmi-x24-hd\"\u003eEFMI ATEX Wireless Handheld Display X24-HD\u003c\/a\u003e serves as the receiver in the zone; all T24 receivers can be used in the safe area. The housing maintains IP67 only with cable diameters of 3.0 to 6.5 mm in the cable gland. Further Ex devices can be found under \u003ca href=\"\/en\/pages\/explosionsschutz-atex-iecex\"\u003eExplosion Protection ATEX \u0026amp; IECEx\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203263302,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFMH_X24-ACMi-SA__titelbild.png?v=1788559697"},{"product_id":"efmi-atex-wireless-handanzeige","title":"EFMI ATEX wireless handheld display","description":"\u003cp\u003eThe \u003cstrong\u003eEFMI\u003c\/strong\u003e is the \u003cstrong\u003eATEX and IECEx approved handheld display\u003c\/strong\u003e of the X24 series — the only receiver that can be operated even in hazardous areas. It displays measurement values from X24 and T24 transmitter modules wirelessly, without cables to the sensor.\u003c\/p\u003e\n\u003cp\u003eThe marking is \u003cstrong\u003eI M2 Ex ib I\u003c\/strong\u003e and \u003cstrong\u003eII 2G Ex ib IIC T4 Gb\u003c\/strong\u003e at \u003cstrong\u003eTa = −20 to +50 °C\u003c\/strong\u003e. The device is powered by \u003cstrong\u003etwo Energizer L91 lithium cells in AA size\u003c\/strong\u003e — other cells are not permitted, and cell replacement must not be carried out in an explosive atmosphere. The cells themselves are Ex-certified.\u003c\/p\u003e\n\u003cp\u003eThe display can show any detected transmitter or \u003cstrong\u003eup to 24 pre-stored transmitter modules\u003c\/strong\u003e, which the operator can scroll through. Up to \u003cstrong\u003eeight group totals\u003c\/strong\u003e can be formed. Each group and each individual module gets its own designation, scaling, display format, zero function, and overload threshold. Six membrane keys on the front panel are used for operation; labeling strips can be inserted behind the transparent windows.\u003c\/p\u003e\n\u003cp\u003eThe radio link operates on the license-free \u003cstrong\u003e2.4 GHz band using DSSS technology\u003c\/strong\u003e with 10 mW and 15 channels. The antenna is built into the housing, so special mounting regulations are not required. With the permitted L91 cells, the manufacturer specifies \u003cstrong\u003e54 hours of continuous operation\u003c\/strong\u003e and more than five years of standby time when switched off.\u003c\/p\u003e\n\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003eATEX and IECEx: I M2 Ex ib I and II 2G Ex ib IIC T4 Gb, Ta −20 to +50 °C\u003c\/li\u003e\n\n\u003cli\u003eOnly receiver of the X24 series for operation in hazardous areas\u003c\/li\u003e\n\n\u003cli\u003eWorks with X24 and T24 transmitter modules\u003c\/li\u003e\n\n\u003cli\u003eUp to 24 stored transmitters, up to 8 group totals\u003c\/li\u003e\n\n\u003cli\u003eABS housing, 152 × 90 × 34 mm, protection class IP67\u003c\/li\u003e\n\n\u003cli\u003eOperating temperature −10 to +50 °C, storage −40 to +85 °C\u003c\/li\u003e\n\n\u003cli\u003ePower supply 2.3 to 3.6 V DC from two Energizer L91 AA cells\u003c\/li\u003e\n\n\u003cli\u003e54 hours continuous operation, over 5 years standby\u003c\/li\u003e\n\n\u003cli\u003e2.4 GHz DSSS, 10 mW, 15 channels, antenna in housing\u003c\/li\u003e\n\n\u003cli\u003eSix membrane keys, labeling windows\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003eThe housing has no mounting option — it is designed as a handheld device. The suitable transmitter module for the zone is the \u003ca href=\"\/en\/products\/efmh-x24-acmi-sa\"\u003eEFMH ATEX Wireless Strain Gauge Transmitter X24-ACMi-SA\u003c\/a\u003e. Further Ex devices can be found under \u003ca href=\"\/en\/pages\/explosionsschutz-atex-iecex\"\u003eExplosion Protection ATEX \u0026amp; IECEx\u003c\/a\u003e, and other radio technology under \u003ca href=\"\/en\/collections\/funk-messtechnik\"\u003eWireless Measurement Technology\u003c\/a\u003e.\u003c\/p\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57266203296070,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/EFMI_X24-HD__titelbild.png?v=1788559746"}],"url":"https:\/\/octogon.org\/en\/collections\/wireless-telemetry-load-cells-force-transducers.oembed","provider":"octogon GmbH","version":"1.0","type":"link"}