{"product_id":"honeywell-2mlf-ac8a-analog-input-modules","title":"Honeywell 2MLF-AC8A Analog Input Modules","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 2MLF-AC8A\u003c\/strong\u003e serves as the primary \u003cstrong\u003e2MLF-AC8A\u003c\/strong\u003e Analog Input Module utilized to execute continuous multi-channel current monitoring across MasterLogic-200 platforms.\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\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2MLF-AC8A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSouth Korea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.14 kg (Shipping Weight: 2 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e152.4 mm x 101.6 mm x 38.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 VDC @ 420 mA from backplane (2.1 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Input Channels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/16000 (14-bit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax. Conversion Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250 us \/ channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAbsolute Max. Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+\/- 30 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Connected\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18-point detachable terminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Integration and DCS Interface\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART Loop Protocol Pathing\u003c\/strong\u003e: The module coordinates the transmission of 8 independent 4-20 mA current loops. The hardware filters out high-frequency industrial noise to stabilize process variable readings for downstream DCS loop controllers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptocoupler Galvanic Isolation\u003c\/strong\u003e: Features dedicated photo-coupler isolation between the input terminal field-side circuitry and the internal PLC backplane power supply, protecting logical processors from common-mode voltage spikes up to 500 VAC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJC) Coexistence\u003c\/strong\u003e: The high-speed 250 us conversion rate allows the module to scan multiple analog variables sequentially, matching the update rates of adjacent thermal measurement cards without causing system latency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the measurement accuracy of the 2MLF-AC8A across different operating temperatures?\u003c\/p\u003e\n\u003cp\u003eA: The module delivers a system accuracy of +\/- 0.2% or less of full scale when the ambient operating temperature is maintained at 25 deg C (+\/- 5 deg C). Across the entire ambient operating range of 0 to 55 deg C, the system accuracy remains within +\/- 0.3% or less.\u003c\/p\u003e\n\u003cp\u003eQ: Are the 8 analog input channels isolated from each other?\u003c\/p\u003e\n\u003cp\u003eA: No. While there is photo-coupler isolation between the 18-point field terminal block and the internal PLC backplane power, there is no electrical isolation between the individual analog input channels themselves. They share a common ground reference.\u003c\/p\u003e\n\u003cp\u003eQ: How are I\/O addresses allocated for this module in the MasterLogic system?\u003c\/p\u003e\n\u003cp\u003eA: The module supports two address allocation schemes: a fixed-type addressing mode which allocates 64 points of memory, and a variable-type addressing mode which occupies 16 points of memory.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Routing Separations\u003c\/strong\u003e: Keep all 4-20 mA instrument wiring in dedicated cable trays separate from 110\/220 VAC power lines or motor control cables. Ensure a physical separation of at least 300 mm to suppress electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Ground Single Point Termination\u003c\/strong\u003e: Connect the braided shield of the transmitter signal cables to the control cabinet instrument ground bar at a single point. Grounding both ends of the shield can introduce ground loop noise that degrades analog measurement accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Screw Torquing\u003c\/strong\u003e: Tighten the 18-point terminal connector screws to a physical torque rating between 0.4 and 0.5 N-m. Over-tightening can crack the structural housing or damage terminal threads.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48170767024318,"sku":"2MLF-AC8A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/2MLF-AC8A_ac6c0c08-8d00-4a0a-ab8b-e81e01ef032d.png?v=1784280831","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-2mlf-ac8a-analog-input-modules","provider":"AutoOilTech Limited","version":"1.0","type":"link"}