{"product_id":"honeywell-2mlf-ac4h-masterlogic-ml200-analog-input-module","title":"Honeywell 2MLF-AC4H MasterLogic ML200 Analog Input Module","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 2MLF-AC4H\u003c\/strong\u003e is a 4-channel analog input module engineered for the MasterLogic ML200 PLC series. It processes current field signals with a high 1\/64000 digital output resolution and enables bidirectional HART communication overlaid on standard 4-20 mA analog wiring without requiring separate digital networks.\u003c\/p\u003e\n\u003ch3\u003eAnalog Signal Acquisition and HART Integration\u003c\/h3\u003e\n\u003cp\u003eThe module accepts current input ranges of 4-20 mA (with HART protocol support) and 0-20 mA (without HART support). It achieves an accuracy of +\/-0.1% at 25 deg C with a temperature coefficient of +\/-0.25%, providing stable signal processing across ambient temperature fluctuations. Field signals connect via an 18-point terminal block connector.\u003c\/p\u003e\n\u003cp\u003eThe integrated HART interface enables remote device configuration, process variable access, and field instrument diagnostics directly through the primary signal pair.\u003c\/p\u003e\n\u003ch3\u003eOutput Formatting and Diagnostics\u003c\/h3\u003e\n\u003cp\u003eConverted analog signals can be scaled into signed values (-32000 to 32000), precise values, or percentile representations (0 to 10000). The module features automatic input disconnection detection on the 4-20 mA range to detect open loop or sensor failure conditions.\u003c\/p\u003e\n\u003cp\u003eBoard assembly incorporates protective coating to safeguard components in harsh operating environments. Internal power draw is approximately 340 mA at 5 VDC from the system backplane rail.\u003c\/p\u003e\n\u003ch3\u003eTechnical 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\u003e2MLF-AC4H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMasterLogic ML200\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\u003e4 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003e4-20 mA (HART supported), 0-20 mA (HART not supported)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e1\/64000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-0.1% at 25 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n\u003ctd\u003e+\/-0.25%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocol\u003c\/td\u003e\n\u003ctd\u003eHART (bidirectional over 4-20 mA wiring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Output Formats\u003c\/td\u003e\n\u003ctd\u003eSigned Value (-32000 to 32000), Precise Value, Percentile (0 to 10000)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Disconnection Detection\u003c\/td\u003e\n\u003ctd\u003eSupported (4-20 mA range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApproximately 340 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003e18-point terminal block connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDIN rail or panel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-25 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cp\u003eQ: Is HART communication supported on both current input ranges of the 2MLF-AC4H module?\u003c\/p\u003e\n\u003cp\u003eA: No, HART communication is supported exclusively on the 4-20 mA current loop range. It is not supported on the 0-20 mA range.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module indicate open field circuit or sensor failures?\u003c\/p\u003e\n\u003cp\u003eA: It features built-in input disconnection detection that identifies loop breaks when operating within the 4-20 mA signal range.\u003c\/p\u003e\n\u003cp\u003eQ: What output data formats can be selected for signal processing?\u003c\/p\u003e\n\u003cp\u003eA: Converted values can be formatted as Signed Values (-32000 to 32000), Precise Values, or Percentile Values (0 to 10000).\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":67956742881576,"sku":"2MLF-AC4H","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/2MLF-AC4H_Cocoai.png?v=1792660759","url":"https:\/\/www.powerdcs.com\/es\/products\/honeywell-2mlf-ac4h-masterlogic-ml200-analog-input-module","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}