{"product_id":"yokogawa-fca4-a-universal-i-o-module","title":"Yokogawa FCA4*A Universal I\/O Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa FCA4*A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eFCA4*A\u003c\/strong\u003e Universal I\/O Module, operates as a dedicated hardware component for multi-signal data acquisition and field device interfacing within industrial control networks.\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\u003eFCA4*A\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\u003eSystem dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eSystem dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact module form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Type\u003c\/td\u003e\n\u003ctd\u003eUniversal (Analog \/ Digital)\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 Connectivity\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART loop protocol:\u003c\/strong\u003e The module supports integrated HART pass-through capabilities, enabling the bidirectional transmission of primary process variables and device-level diagnostic data without signal attenuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA connectivity:\u003c\/strong\u003e The architecture provides the physical interface logic required for seamless data bridging between universal field inputs and digital bus networks, ensuring deterministic process variable propagation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-channel isolation:\u003c\/strong\u003e Internal galvanic decoupling circuits protect the module’s logic bus from common-mode voltage spikes and ground potential differentials originating from field-side sensors and actuators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold junction compensation (CJC):\u003c\/strong\u003e The module includes high-accuracy onboard thermal monitoring to facilitate precise temperature scaling for thermocouple inputs, ensuring consistency across the entire operating temperature range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe FCA4\u003ci\u003eA designation utilizes a wildcard (\u003c\/i\u003e) to denote configuration-specific variants, which may include options for terminal block type, signal filtering, or conformal coating for chemical exposure resistance. Verify the specific suffix code against the site-specific hardware manifest to ensure correct pin-out mapping and electrical characteristic matching.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the universal inputs be reconfigured via software while the module is online?\u003c\/p\u003e\n\u003cp\u003eA: Signal type reconfiguration is permitted within the system engineering software. However, ensure that the physical field wiring is compatible with the new signal mode before applying the software change to prevent potential damage to the input circuitry.\u003c\/p\u003e\n\u003cp\u003eQ: Is this module hot-swappable in a powered-up backplane?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is supported. Ensure the host system is programmed to recognize the module insertion and that all field wiring is isolated from hazardous voltages before performing the swap to prevent accidental short-circuits.\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 to the designated 35 mm DIN rail or panel surface using the integrated mounting clips. Ensure the module is seated fully to maintain backplane bus contact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Connect the module chassis ground to the cabinet’s protective earth (PE) bus. A low-impedance connection is mandatory to maintain electromagnetic immunity and to provide a reference for the signal isolation circuitry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate field signals at the terminal block. Maintain a minimum separation of 150 mm between I\/O signal lines and high-voltage AC or inductive motor drive cabling to minimize induced electromagnetic noise and signal jitter.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45228177129587,"sku":"FCA4*A","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-07-13_14-25-54.png?v=1783924118","url":"https:\/\/www.dcssupplier.com\/ar\/products\/yokogawa-fca4-a-universal-i-o-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}