{"product_id":"resideo-braukmann-t775b2040-electronic-temperature-controller-2-sensor-inputs-4-spdt-relays-replaces-t775a1027-t775b1018","title":"Resideo Braukmann t775b2040 Electronic Temperature Controller 2 Sensor Inputs 4 Spdt Relays Replaces T775A1027 T775B1018","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe RESIDEO BRAUKMANN T775B2040 is a commercial-grade electronic remote temperature controller built for demanding HVAC, agricultural, and building automation applications. It accepts 2 independent temperature sensor inputs and provides 4 SPDT relay outputs, giving installers and controls technicians flexible on\/off and switching control over a wide range of loads. The unit operates on 24 Vac or 120\/240 Vac power at 50 or 60 Hz, making it compatible with a broad range of commercial electrical systems. With a setpoint temperature range of -40 F to 248 F and accuracy of plus or minus 1 degree F at 77 F, this controller delivers the precision that commercial refrigeration, heating, ventilation, and process control systems demand. The T775B2040 is housed in a NEMA 1 enclosure and features a large graphical display with an intuitive programming interface that reduces installation and commissioning time in the field. A built-in time clock scheduler and digital input allow technicians to program setback and disable output functions directly, cutting energy costs without external devices. The minimum off-time feature protects compressors and other cycling equipment from short cycling damage, eliminating the need for a separate time delay relay. For modulating control applications, proportional-integral-derivative (PI or PID) settings are configurable for precise output tuning. The controller supports floating outputs on select configurations and can be set up with reset control in just a few steps. Sensor connections can run up to 1,000 feet from the controller, supporting large commercial buildings, greenhouses, and remote mechanical rooms. The 1097-ohm PTC sensor element at 77 F ensures stable, repeatable readings across the full operating range. One sensor (50021579-001) is included. The T775B2040 directly replaces T775A1027, T775A1035, T775B1018, T775B1026, and T775B1042 models, making it a reliable upgrade path for legacy installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAccepts 2 independent temperature sensor inputs with up to 1,000 feet of sensor wire distance\u003c\/li\u003e\n\u003cli\u003e4 SPDT relay outputs rated for 24 Vac, 120 Vac, and 240 Vac loads including motor and pilot duty applications\u003c\/li\u003e\n\u003cli\u003eBuilt-in time clock scheduler, minimum off-time protection, and PI or PID modulating control in a NEMA 1 enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe T775B2040 combines multi-input temperature sensing, flexible relay switching, and advanced programming features into a single NEMA 1 controller suited for commercial HVAC, refrigeration, and agricultural controls. It replaces multiple legacy T775 models and ships with a sensor included for immediate installation.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: RESIDEO BRAUKMANN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: T775B2040\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Electronic remote temperature on\/off or analog controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e: NEMA 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Outputs\u003c\/strong\u003e: 4 SPDT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloating Outputs\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Sensor Inputs\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 24 Vac or 120\/240 Vac\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency\u003c\/strong\u003e: 50 Hz and 60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contact Rating at 24 Vac\u003c\/strong\u003e: 10.0 A resistive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contact Rating at 120 Vac\u003c\/strong\u003e: 1\/2 hp, 9.8 AFL, 58.8 ALR, 125 VA pilot duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contact Rating at 240 Vac\u003c\/strong\u003e: 1\/2 hp, 4.9 AFL, 29.4 ALR, 125 VA pilot duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 8.15625 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 4.40625 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth\u003c\/strong\u003e: 2.9375 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Element\u003c\/strong\u003e: 1097 ohm PTC at 77 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Distance to Sensor\u003c\/strong\u003e: Up to 1,000 feet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetpoint Temperature Range\u003c\/strong\u003e: -40 F to 248 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: Plus or minus 1 F at 77 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDifferential Temperature Range\u003c\/strong\u003e: 1 F to 150 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Operating Temperature at 60 Hz\u003c\/strong\u003e: -40 F to 140 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Operating Temperature at 50 Hz\u003c\/strong\u003e: -40 F to 125 F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Included\u003c\/strong\u003e: 50021579-001\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplaces\u003c\/strong\u003e: T775A1027, T775A1035, T775B1018, T775B1026, T775B1042\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RESIDEO","offers":[{"title":"Default Title","offer_id":51121035378994,"sku":"T775B2040","price":1089.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/304882307.jpg?v=1778781792","url":"https:\/\/voomisupply.com\/products\/resideo-braukmann-t775b2040-electronic-temperature-controller-2-sensor-inputs-4-spdt-relays-replaces-t775a1027-t775b1018","provider":"Voomi Supply","version":"1.0","type":"link"}