{"product_id":"schneider-electric-140aci04000-analog-input-module","title":"Schneider Electric 140ACI04000 Analog Input Module","description":"\u003cp\u003eConfigured for high-density current loop acquisition in Modicon Quantum PLC platforms, the \u003cstrong\u003eSchneider Electric 140ACI04000\u003c\/strong\u003e (\u003cstrong\u003e140ACI04000\u003c\/strong\u003e Analog Input Module) provides direct electrical conversion of 16-channel 4-20 mA or 0-20 mA signals for process monitoring.\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\u003e140ACI04000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSchneider Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Quantum Form Factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 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\u003e240 mA (typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Channels\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Architecture\u003c\/td\u003e\n\u003ctd\u003eNon-isolated differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit (0-4095 counts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpdate Rate\u003c\/td\u003e\n\u003ctd\u003e10 ms (all channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Signal Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 140ACI04000 employs a non-isolated differential architecture designed to aggregate high-channel-count monitoring in a single-slot footprint. While the module provides 1780 Vrms isolation between the field interface and the internal logic, it is critical to note that the input channels themselves are not galvanically isolated from each other. Consequently, this module is optimized for applications where all connected field transmitters share a common reference ground, preventing potential ground loop currents that could degrade measurement accuracy.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can this module be used if my field transmitters have independent power supplies?\u003c\/p\u003e\n\u003cp\u003eA: Caution is required. Because the 16 channels are not isolated from each other, using independent, non-referenced power supplies across different channels can induce ground loops. Ensure all field-side loops are tied to a common potential or utilize external galvanic isolators if electrical independence is required.\u003c\/p\u003e\n\u003cp\u003eQ: What is the impact of exceeding the 30 mA absolute maximum input?\u003c\/p\u003e\n\u003cp\u003eA: Exceeding 30 mA will likely damage the internal 250 Ohm precision shunt resistors or the sensitive input multiplexing circuitry. Ensure all current loops are properly fused at the field side to protect the module input stages from transmitter faults or short-circuit events.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Seat the module firmly within the Quantum rack to ensure the backplane connection is robust. Use the module's integrated fasteners to lock the unit in place, ensuring the chassis is well-bonded to the rack's grounding system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e To maintain measurement precision, verify that the common ground reference is clean and low-impedance. Shielded twisted-pair cabling is required for all 16 channels to mitigate inductive interference from adjacent high-voltage lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate shields at a single point per circuit loop to prevent circulating currents. Given the high channel density, ensure adequate cable management within the cabinet to allow for easy identification of loop circuits during maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":42870873882714,"sku":"140ACI04000","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/86.1_6ff68fcd-3156-4bcd-9941-e755087e8aa2.jpg?v=1772155956","url":"https:\/\/www.spareoil.com\/products\/schneider-electric-140aci04000-analog-input-module","provider":"SpareOil Automation","version":"1.0","type":"link"}