{"product_id":"rosemount-644hanaq4-smart-temperature-transmitter-4-20-ma-hart","title":"Rosemount 644HANAQ4 Smart Temperature Transmitter 4–20 mA HART","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe Rosemount 644HANAQ4 is a smart temperature transmitter designed to convert compatible temperature sensor inputs into a standardized 4–20 mA signal with HART digital communication. This configuration uses a DIN A head-mount design with a single sensor input and includes a three-point calibration certificate for documented measurement verification.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable style=\"width: 87.6812%; height: 402px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eRosemount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eProcess Instrumentation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e644HANAQ4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eTemperature Transmitters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eRosemount 644\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eSmart Temperature Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eMounting Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eDIN A Head Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eSensor Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eSingle Sensor Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eOutput Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e4–20 mA with HART Digital Signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eWiring Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e2-Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eSensor Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eUser-Selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eSensor Terminal Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e42.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eUpdate Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e≤0.5 Second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e0–95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eCalibration Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eQ4 Three-Point Calibration with Certificate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eCalibration Points\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e0%, 50%, and 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eHazardous Location Approval\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003eNA – No Hazardous Location Approval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 42.7802%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 56.9707%;\"\u003e0.2 lb (0.09 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003e644HANAQ4\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe 644HANAQ4 is a Rosemount 644 Series smart temperature transmitter configured for DIN A head mounting and single-sensor measurement. It accepts user-selectable temperature sensor inputs and provides a two-wire 4–20 mA output with HART digital communication for integration into industrial process control systems. The head-mount construction allows installation in compatible connection or universal heads, with optional hardware supporting DIN-rail mounting applications. The Q4 option specifies three-point calibration at 0%, 50%, and 100% of the configured range with a calibration certificate.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eDIN A Head Mount: Compact configuration designed for installation in compatible temperature sensor connection heads.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eSingle Sensor Input: H configuration provides one user-selectable temperature sensor input.\u003c\/li\u003e\n\u003cli\u003e4–20 mA Output: Produces a standard analog current signal for industrial monitoring and control equipment.\u003c\/li\u003e\n\u003cli\u003eHART Communication: Superimposes digital HART communication on the 4–20 mA signal for configuration and diagnostics.\u003c\/li\u003e\n\u003cli\u003eTwo-Wire Operation: Uses a two-wire transmitter architecture for power and process signal transmission.\u003c\/li\u003e\n\u003cli\u003eQ4 Calibration Option: Includes three-point calibration at 0%, 50%, and 100% with a calibration certificate.\u003c\/li\u003e\n\u003cli\u003eInput\/Output Isolation: Transmitter circuitry provides electrical isolation between sensor input and process output.\u003c\/li\u003e\n\u003cli\u003eFast Measurement Update: Provides an update time of 0.5 second or less for temperature measurement response. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 644HANAQ4 delivers the reliability and precision required for industrial temperature measurement, process monitoring, and control-system integration.\u003c\/p\u003e","brand":"Rosemount","offers":[{"title":"Default Title","offer_id":52242874073386,"sku":"644HANAQ4","price":2025.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/644HANA.jpg?v=1786484480","url":"https:\/\/iqelectro.com\/products\/rosemount-644hanaq4-smart-temperature-transmitter-4-20-ma-hart","provider":"IQElectro","version":"1.0","type":"link"}