{"product_id":"hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier","title":"Hangkai HKV-TR-A-2 Load Cell Transmitter \u0026 Signal Amplifier","description":"\u003cp\u003eThe \u003cstrong\u003e\u003ca class=\"tophitek-context-link\" href=\"https:\/\/rcdrone.top\/collections\/hangkai-microelectronic\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eHangkai Microelectronic\u003c\/a\u003e\u003c\/strong\u003e\u003cstrong\u003e HKV-TR-A-2\u003c\/strong\u003e is an adjustable \u003cstrong\u003eload cell transmitter\u003c\/strong\u003e and millivolt signal amplifier for weighing, pressure, tension\/compression and torque measurement systems. It conditions a compatible external sensor signal for current or voltage output. This unit is a signal-conditioning accessory; it does not itself sense force and does not include a load cell.\u003c\/p\u003e\u003ch2\u003eSelectable Output Configurations\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent \/ voltage switching version:\u003c\/strong\u003e source option identifies current output and switching capability. The parameter sheet lists 4–20mA and voltage modes; confirm jumper settings and delivered configuration before wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage output, 0 \/ ±5V source notation:\u003c\/strong\u003e the saved option identifies the 5V version. Its notation does not establish whether a particular delivered setting is unipolar or bipolar; confirm the required output mapping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTension \/ compression, 4–12–20mA:\u003c\/strong\u003e the source specifies a center-current mapping; confirm zero-load position, polarity and calibration against the connected sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque, 4–12–20mA:\u003c\/strong\u003e source torque-oriented current mapping; connect a suitable external torque transducer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe source sheet also lists a 0±10V capability, but one voltage option has a missing range number in the saved sales label. That ambiguous option is not offered here. Do not infer a selectable 10V version from a family specification alone. A separately labeled switching option linked to a company certificate is excluded.\u003c\/p\u003e\u003ch2\u003eIndustrial Signal Conditioning\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAdjustable gain and zero controls.\u003c\/li\u003e\n\u003cli\u003eJumper-based output-mode switching described by the supplier.\u003c\/li\u003e\n\u003cli\u003eOne-key calibration\/control and parameter locking described in the source visuals.\u003c\/li\u003e\n\u003cli\u003eMulti-color LED status indication.\u003c\/li\u003e\n\u003cli\u003eCompact metal enclosure with mounting flanges and screw terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSupplier Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eHKV-TR-A-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply voltage\u003c\/th\u003e\n\u003ctd\u003e15–30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput signal\u003c\/th\u003e\n\u003ctd\u003e0.5–4mV\/V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput capabilities, family reference\u003c\/th\u003e\n\u003ctd\u003e0±5V \/ 0±10V \/ 4–20mA, as written in the supplier sheet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCombined accuracy\u003c\/th\u003e\n\u003ctd\u003e0.05%, source does not specify its reference basis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e−20 to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal weight\u003c\/th\u003e\n\u003ctd\u003e43g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOverall dimension callouts\u003c\/th\u003e\n\u003ctd\u003e67 × 45 × 24mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody width \/ mounting-hole center span\u003c\/th\u003e\n\u003ctd\u003e43 \/ 55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eThe unit belongs with \u003ca class=\"tophitek-context-link\" href=\"https:\/\/rcdrone.top\/collections\/sensors-measurement\/\" style=\"font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:0.15em;\"\u003eSensors \u0026amp; Measurement\u003c\/a\u003e integration accessories. Output ranges are configuration-dependent. The source's 0± notation is retained rather than silently treating bipolar and unipolar outputs as interchangeable. No input resistance, excitation voltage, conversion rate, isolation rating, waterproof rating or communication protocol is established by the saved materials.\u003c\/p\u003e\u003ch2\u003eTerminals and Installation\u003c\/h2\u003e\u003cp\u003ePhotographs show GAIN and ZERO controls, input-side S−\/S+\/E+\/E− markings, and output\/power-side I\/G\/V\/P−\/P+ markings, with KEY and LED indications. These labels are visual references, not a substitute for the delivered wiring diagram. Confirm sensor excitation, signal polarity, supply connections, output load and jumper positions before applying power. Calibration requires a suitable reference load or torque source. The illustrations show LED colors but do not establish a color-to-mode legend.\u003c\/p\u003e\u003ch2\u003ePackage Contents\u003c\/h2\u003e\u003cp\u003eOne HKV-TR-A-2 signal transmitter in the selected configuration. Sensor, test load, controller, power supply and external wiring are not included. Open-enclosure photographs illustrate the internal electronics; they do not indicate that multiple transmitters are supplied.\u003c\/p\u003e\u003ch2\u003eVisual Details\u003c\/h2\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d1.webp?v=1792461462\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"HKV-TR-A-2 load-cell transmitter overview\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d1.webp?v=1792461462\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eHKV-TR-A-2 load-cell transmitter overview\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d2.webp?v=1792461466\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"Gain, jumper modes, output options and LED features\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d2.webp?v=1792461466\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eGain, jumper modes, output options and LED features\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d3.webp?v=1792461471\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"15–30VDC power input and reference-regulated supply\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d3.webp?v=1792461471\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003e15–30VDC power input and reference-regulated supply\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d4.webp?v=1792461475\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"Supplier operating-temperature reference\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d4.webp?v=1792461475\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eSupplier operating-temperature reference\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d5.webp?v=1792461480\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"HKV-TR-A-2 dimensions in millimeters\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d5.webp?v=1792461480\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eHKV-TR-A-2 dimensions in millimeters\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d6.webp?v=1792461484\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"HKV-TR-A-2 source specification card, voltage notation retained\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d6.webp?v=1792461484\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eHKV-TR-A-2 source specification card, voltage notation retained\u003c\/figcaption\u003e\u003c\/figure\u003e\u003cfigure\u003e\u003ca href=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d7.webp?v=1792461488\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg alt=\"Calibration control and LED-state illustrations; colors not mapped to modes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-d7.webp?v=1792461488\" style=\"max-width:100%;height:auto;display:block;margin:0 auto\"\u003e\u003c\/a\u003e\u003cfigcaption\u003eCalibration control and LED-state illustrations; colors not mapped to modes\u003c\/figcaption\u003e\u003c\/figure\u003e","brand":"Hangkai Microelectronic","offers":[{"title":"Current \/ voltage switching version","offer_id":68032217907424,"sku":"HKV-TR-A2-01","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Voltage output — 0 \/ ±5V source notation","offer_id":68032217940192,"sku":"HKV-TR-A2-02","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Tension \/ compression — 4–12–20mA","offer_id":68032217972960,"sku":"HKV-TR-A2-03","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Torque — 4–12–20mA","offer_id":68032218005728,"sku":"HKV-TR-A2-04","price":34.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier-g1.jpg?v=1792461493","url":"https:\/\/rcdrone.top\/pt\/products\/hangkai-hkv-tr-a-2-load-cell-transmitter-signal-amplifier","provider":"RCDrone","version":"1.0","type":"link"}