{"product_id":"yokogawa-adm51-2-ce1-centum-analog-input-module","title":"Yokogawa ADM51-2\/CE1 CENTUM Analog Input Module","description":"\u003ch2\u003eYokogawa ADM51-2\/CE1 CENTUM Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for converting analog current and voltage signals into digital variables in CENTUM VP and CS 3000 Field Control Stations, the \u003cstrong\u003eYokogawa ADM51-2\/CE1\u003c\/strong\u003e (\u003cstrong\u003eADM51-2\u003c\/strong\u003e Analog Input Module) provides direct physical\/electrical execution. The module manages the physical interface for 16 isolated measurement pathways, translating standard loops into 16-bit digital registers across the internal system bus. By executing continuous galvanic separation between the field wiring terminals and the central processing architecture, the card isolates incoming telemetry paths across the network topology.\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\u003eADM51-2\/CE1\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\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e25 mm x 127 mm x 203 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot Specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Input Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16 isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Types\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC, 0-10 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e16-bit A\/D conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e250 Ohm (current), High Impedance (voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eGalvanic isolation per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e10-90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE, UL, EMC compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and Deterministic Loop Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe hardware layout implements dedicated interface circuits optimized to decode the 4-20 mA HART loop protocol without inducing voltage fluctuations across the signal paths. Individual channel-to-channel isolation networks form physical galvanic boundaries that attenuate common-mode noise, preventing localized transient spikes from corrupting data on adjacent channels. Onboard diagnostic logic executes continuous loop monitoring to scan for field-side electrical anomalies, updating fault registers immediately to report open-circuit conditions and loop short-circuits to the primary processing matrix.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the internal 250 Ohm shunt resistor affect channel behavior when an overcurrent event occurs on a 4-20 mA current loop?\u003c\/p\u003e\n\u003cp\u003eA: The shunt resistor converts the incoming loop current into a proportional voltage for the A\/D converter. If an overcurrent fault passes the threshold, internal current-limiting components isolate the specific loop, forcing a diagnostic flag on the backplane bus while preventing thermal damage from migrating to neighboring channels.\u003c\/p\u003e\n\u003cp\u003eQ: Does this specific \/CE1 version support live hot-swap replacement routines while the host sub-rack power is active?\u003c\/p\u003e\n\u003cp\u003eA: Live swap capabilities are bounded by the redundancy architecture configured inside the Field Control Station. Technicians must ensure that the software blocks match a dual-redundant pair setup before extracting the module from the active backplane interface slot.\u003c\/p\u003e\n\u003cp\u003eQ: What is the processing behavior of the 16-bit A\/D converter when the field sensor signal levels cross into under-range or over-range thresholds?\u003c\/p\u003e\n\u003cp\u003eA: The converter registers the out-of-bounds voltage or current levels up to the hardware saturation limits. The onboard processor immediately appends an invalid status bit to the corresponding data packet, alerting the control system to disregard the out-of-range variable.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Earth Grounding:\u003c\/strong\u003e Slide the module firmly into its assigned rack slot, ensuring that the rear metal grounding contacts engage directly with the clean metal frame of the sub-rack to establish a low-impedance path to earth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrain Wire Shield Matrix:\u003c\/strong\u003e Terminate all external instrument cable shields to a centralized copper ground bus bar within the enclosure panel. Do not route bare shield drain wires through the active pin headers of the front multi-pin connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparation of Signal Conductors:\u003c\/strong\u003e Enclose all low-voltage analog input cabling within separate plastic wireways, keeping a minimum clearance distance of 200 mm from high-voltage AC distribution circuits or motor power lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Retention Testing:\u003c\/strong\u003e Secure the front-panel interface assembly with the specified fastening hardware to prevent microscopic contact breaks caused by persistent industrial physical vibrations.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43660827754586,"sku":"ADM51-2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/547._760aace1-3aea-4638-997e-9f2ca7f271a2.jpg?v=1784084042","url":"https:\/\/www.spareoil.com\/es\/products\/yokogawa-adm51-2-ce1-centum-analog-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}