{"product_id":"emerson-ve4070-isolator-module","title":"Emerson VE4070 Isolator Module","description":"\u003cp\u003eConfigured for signal conditioning and electrical decoupling in DeltaV DCS architectures, the \u003cstrong\u003eEmerson VE4070\u003c\/strong\u003e (\u003cstrong\u003eVE4070\u003c\/strong\u003e Isolator) provides direct physical\/electrical execution of galvanic signal isolation between field devices and control system I\/O.\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\u003eVE4070\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson DeltaV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSystem dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e10.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard DeltaV enclosure profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustrial control room environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem backplane dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Instrumentation Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART loop protocol:\u003c\/strong\u003e The isolator maintains transparency for HART-enabled field devices, allowing for remote diagnostic data collection and parameterization within the DCS environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA connectivity:\u003c\/strong\u003e The unit facilitates modular integration with standardized digital fieldbus protocols, ensuring signal integrity across distributed control system topologies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-channel isolation:\u003c\/strong\u003e High-impedance isolation barrier design prevents common-mode electrical noise and ground loop currents from migrating between field-level sensors and the control station backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold junction compensation (CJC):\u003c\/strong\u003e The module supports internal precision sensing circuits for thermocouple-based instrumentation, ensuring accurate temperature measurement across varying ambient conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the VE4070 support hot-swapping within the I\/O rack?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The isolator is designed to support hot-swapping, allowing for maintenance or replacement while the system remains energized, provided the control application is configured to handle the temporary signal loop interruption.\u003c\/p\u003e\n\u003cp\u003eQ: Is this isolator compatible with safety-instrumented systems (SIS)?\u003c\/p\u003e\n\u003cp\u003eA: The VE4070 is designed for standard DCS process control loops. For SIS-rated applications, confirm that the specific loop requirements align with the hardware's isolation specifications and safety certification levels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Secure the module within the designated DeltaV enclosure or rack. Ensure all backplane interface connectors are fully seated to maintain reliable signal transmission and avoid intermittent contact failures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the module chassis to the cabinet’s dedicated instrument earth bus using a low-impedance conductor. A robust ground reference is mandatory to provide effective noise suppression and electrical safety for the isolation barriers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate field-level signals into the module terminal blocks. Ensure analog wiring is shielded and segregated from high-power AC lines by a minimum of 150 mm to prevent induced electromagnetic interference from degrading the measurement accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EMERSON","offers":[{"title":"Default Title","offer_id":48129592459454,"sku":"VE4070","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-07-10_10-58-30.png?v=1783662129","url":"https:\/\/www.autooiltech.com\/es\/products\/emerson-ve4070-isolator-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}