{"product_id":"yokogawa-zr402g-t-e-e-a-hs-sct-separate-zirconia-oxygen-analyzer-converter","title":"Yokogawa ZR402G-T-E-E-A\/HS\/SCT Separate Zirconia Oxygen Analyzer Converter","description":"\u003cp\u003eConfigured for precise gas-phase oxygen concentration processing, remote sensor cell signal decoding, and automated field-level calibration sequences within industrial combustion control networks, the \u003cstrong\u003eYokogawa ZR402G-T-E-E-A\/H\/SCT\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eZR402G\u003c\/strong\u003e Separate type Zirconia Oxygen Analyzer, Converter, provides direct physical and electrical execution. The instrument-grade control unit manages high-temperature zirconia detector arrays directly through a centralized, robust aluminum alloy field enclosure.\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\u003eZR402G-T-E-E-A\/H\/SCT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 6.00 kg (Shipping weight: 10.00 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eOptimized for panel, wall, or pipe mounting layouts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +55 deg C ambient deployment envelope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to +70 deg C climate preservation boundaries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Humidity\u003c\/td\u003e\n\u003ctd\u003e0% to 95% RH, non-condensing boundaries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e100 to 240 VAC nominal (Acceptable range: 85 to 264 VAC) at 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e300 W maximum (Approximately 100 W during ordinary use)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Interface\u003c\/td\u003e\n\u003ctd\u003e320 x 240 dot LCD matrix with integrated touchscreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Connection\u003c\/td\u003e\n\u003ctd\u003e1\/2 NPT conduit entry profile (Eight holes total with plugs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Material\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy with polyurethane corrosion-resistance coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4 to 20 mA DC, two points (Maximum load resistance 550 ohms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Outputs\u003c\/td\u003e\n\u003ctd\u003eFour points total (One dedicated fail-safe, normally open contact)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Inputs\u003c\/td\u003e\n\u003ctd\u003eTwo points passive dry contact tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Input\u003c\/td\u003e\n\u003ctd\u003eOne point (4-20 mA thermal input for auxiliary variables)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigured Options\u003c\/td\u003e\n\u003ctd\u003eH = Protective Hood, SCT = Stainless steel tag plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalytical Transmitter Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Rails\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol and Channel-to-Channel Isolation\u003c\/strong\u003e The converter chassis incorporates dual isolated 4-20 mA DC analog output loops configured to transmit gas concentration values directly to master distributed control networks. Independent galvanic isolation barriers protect the measurement logic from external common-mode voltages and ground loops up to standard high-potential thresholds, ensuring stable data transmission pathways without distorting adjacent 4-20 mA HART loop networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJC) and Sensor Conversion Pathways\u003c\/strong\u003e The internal analog-to-digital processing core manages high-speed voltage transformation pathways from the remote zirconia sensor cell. The unit executes automatic temperature compensation algorithms natively at the hardware tier by tracking the sensor's internal thermocouple emf, converting millivolt raw sensor potentials directly into linear oxygen percentage values within pre-set conversion time indices.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the maximum 300 W power consumption rating correlate with the standard 100 W ordinary operating load?\u003c\/p\u003e\n\u003cp\u003eA: The converter draws up to 300 W during initial system startup sequences when it energizes the internal heating element of the remote zirconia probe. Once the remote cell reaches its stable, high-temperature operational plateau, the internal thermal regulation loop minimizes power consumption down to an approximate 100 W baseline.\u003c\/p\u003e\n\u003cp\u003eQ: What is the fail-safe behavioral configuration of the contact output signals during a system crash?\u003c\/p\u003e\n\u003cp\u003eA: Of the four integrated contact outputs, one is hardwired as a dedicated fail-safe contact configured normally open (NO). Upon a total loss of input AC power, internal CPU watchdog timeouts, or primary logic processing faults, this relay de-energizes instantly to open the safety loop and flag an alarm to the supervising DCS.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45103264858227,"sku":"ZR402G-T-E-E-A\/HS\/SCT","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-06-15_14-36-54_a7af431a-1bcd-421f-91b1-c5803ebb5592.png?v=1781508136","url":"https:\/\/www.dcssupplier.com\/products\/yokogawa-zr402g-t-e-e-a-hs-sct-separate-zirconia-oxygen-analyzer-converter","provider":"DcsSupplier Limited","version":"1.0","type":"link"}