{"product_id":"b-r-x20ai4322-x20-system-analog-input-module","title":"B\u0026R X20AI4322 Module d'entrée analogique System X20","description":"\u003ch3\u003eTechnical Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eB\u0026amp;R X20AI4322 (X20AI4322)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density 4-channel analog input module engineered for industrial current loop processing within the standard X20 system environment. Developed for deployment in complex process control grids such as chemical treatment facilities, oil and gas processing stations, and automated manufacturing lines, this hardware handles precise sensor telemetry tracking to maintain system stability and eliminate unexpected line downtime. The module features 4 isolated differential inputs designed to measure standard 0 to 20 mA and 4 to 20 mA analog control loops. Incorporating a 12-bit digital converter resolution alongside a fast 400 us total conversion time across all active channels, this module provides real-time field data translation directly onto the high-speed X2X Link backplane fabric.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe internal electrical architecture and telemetry scanning path of this I\/O module focus on signal clarity and robust diagnosis:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDifferential Input Stage\u003c\/strong\u003e: Uses true differential voltage measurement across internal precision shunts, providing superior common-mode rejection compared to single-ended grounding schemes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Telemetry Identification\u003c\/strong\u003e: Features a permanent factory-embedded B\u0026amp;R ID code (0xCAB3), allowing the upstream master CPU to execute automatic hardware verification and hot-swap handshaking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComprehensive Diagnostics Matrix\u003c\/strong\u003e: Outfitted with localized LED status indicators grouped directly on the front housing to provide visual confirmation of:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Function\u003c\/strong\u003e: Real-time signal state tracking per individual channel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating State\u003c\/strong\u003e: Current runtime phase of the localized microcontroller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Status\u003c\/strong\u003e: Immediate warning of bus communication faults or internal hardware failures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSynchronized Multi-Channel Conversion\u003c\/strong\u003e: The integrated analog-to-digital converter multiplexer completes a full scan cycle of all 4 current loops every 400 us, minimizing phase lag in high-speed closed-loop control applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eX20AI4322\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eB\u0026amp;R\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAustria\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Category\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAnalog Current Input System\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 Channels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSignal Ranges\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 20 mA \/ 4 to 20 mA Configurable\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Topology\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDifferential Input\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eB\u0026amp;R Hardware ID Code\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0xCAB3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDigital Converter Resolution\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12-bit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTotal Cycle Conversion Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e400 us for all inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnclosure Protection Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20 (per EN 60529)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 55 deg C (Horizontal mounting)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.12 kg (Shipping Weight: 2.0 kg pack)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIndustrial Application FAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the X20AI4322 handle a broken wire condition on a 4 to 20 mA loop?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen a channel is configured for the standard 4 to 20 mA range, the module monitors the baseline current threshold. If a field wire fractures or a sensor fails, the current drops below the critical 4 mA level. The module registers a wire-break fault state, flashes the corresponding channel error LED, and updates the I\/O status register on the master controller to trigger safe fallback routines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module measure single-ended current sources?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. While the module features high-performance differential inputs to eliminate ground loops, it can accommodate single-ended current sources. To execute this configuration, connect the negative terminal (COM) of the specific input channel directly to the common ground reference point of the external sensor power supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the 0xCAB3 hardware identification code?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unique ID code (0xCAB3) allows the B\u0026amp;R Automation Studio software environment to dynamically query the I\/O rack during startup. If a field technician accidentally places an incorrect module type into the designated slot during maintenance, the CPU detects the ID mismatch and halts the bus, preventing potential hardware damage or control loop corruption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eField Engineering and Installation Directives\u003c\/h3\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eCURRENT LOOP OVERLOAD RISK:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNever apply a direct voltage source across the input terminals without an inline current-limiting resistor or active sensor loop. Applying excessive voltage will overload the internal precision shunt resistors, resulting in permanent thermal damage and calibration loss on that specific channel.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch4\u003eShielding and Signal Separation Instructions\u003c\/h4\u003e\n\u003cp\u003eAlways utilize twisted-pair, copper-shielded instrumentation cables for all 4 to 20 mA analog signals. Route the analog sensor cables through separate wire trays or isolated compartments away from high-voltage AC motor drives, contactors, and variable frequency drive (VFD) output lines. For optimal high-frequency noise mitigation, strip the cable outer jacket at the module entry point and clamp the bare copper shield braid directly to the functional ground (FE) bus rail using the standard B\u0026amp;R X20 shield termination plate.\u003c\/p\u003e\n\u003ch4\u003eModule Seating and Bus Integration\u003c\/h4\u003e\n\u003cp\u003eAlign the X20AI4322 electronics block with the pre-installed X20 bus base module. Press the slice straight down into the base until the plastic locking clips engage with an audible click on both the top and bottom rails. Verify that the interface connector pins are completely flush. Never force the module onto the base; misaligned installation can bend the delicate gold-plated internal pins, corrupting backplane communication or interrupting power transmission across the remaining I\/O rack segments.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"B\u0026R","offers":[{"title":"Default Title","offer_id":53086373675371,"sku":"X20AI4322","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/x20ai4322-p5nclkhrsib.png?v=1776138122","url":"https:\/\/www.plcprotech.com\/fr\/products\/b-r-x20ai4322-x20-system-analog-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}