{"product_id":"ub370e-heie420794r1-abb-guard-units","title":"UB370E HEIE420794R1 ABB Guard Units","description":"\u003cp\u003eThe \u003cstrong\u003eABB UB370E HEIE420794R1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eUB370E\u003c\/strong\u003e Guard Unit, operates as a dedicated hardware component for physical signal conditioning and protective interlocking execution within ABB system enclosures.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUB370E HEIE420794R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e7-inch Compact Structural Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eInternal System Backplane Bus Powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSubsystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eABB Control Enclosures and Rack Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Integration and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe UB370E module coordinates discrete protection status monitoring and integrates with system control racks to maintain consistent backplane bus communication velocity across high-density I\/O arrays. Engineered for operation within Profinet and EtherNet\/IP deterministic networks, the module provides rapid signal propagation for protection logic without causing bus latencies. Onboard non-volatile memory chips ensure complete firmware flash compatibility for subrack maintenance and field updates.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What housing material is utilized for the structural chassis of the UB370E module?\u003c\/p\u003e\n\u003cp\u003eA: The chassis is constructed from anodized aluminum alloy to deliver high structural rigidity and heat dissipation efficiency across extended temperature ranges.\u003c\/p\u003e\n\u003cp\u003eQ: Does the UB370E support installation during active system power operation?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is not permitted; main power to the target slot must be isolated prior to insertion or extraction to prevent arc damage to connector interfaces.\u003c\/p\u003e\n\u003cp\u003eQ: What is the operating temperature threshold for the UB370E guard unit?\u003c\/p\u003e\n\u003cp\u003eA: The module is specified for operation within continuous ambient temperatures ranging from -40 deg C to +70 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIsolate system power before seating or unseating the UB370E assembly in the mounting rack.\u003c\/li\u003e\n\u003cli\u003eUtilize ESD grounded wrist straps and conductive mats during handling to protect internal electronics.\u003c\/li\u003e\n\u003cli\u003eEnsure all mechanical retaining screws are torqued to establish proper chassis earth ground bonding.\u003c\/li\u003e\n\u003cli\u003eMaintain clean air channels around the aluminum enclosure to support natural thermal convection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53254110052661,"sku":"UB370E HEIE420794R1","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/UB370EHEIE420794R1.png?v=1786008781","url":"https:\/\/www.5gplc.com\/products\/ub370e-heie420794r1-abb-guard-units","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}