{"product_id":"honeywell-2mll-c42b-analog-input-and-output-modules","title":"Honeywell 2MLL-C42B Analog Input and Output Modules","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell 2MLL-C42B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e2MLL-C42B\u003c\/strong\u003e Analog Input and Output Module, operates as a dedicated hardware component for processing continuous voltage and current signals within 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\u003e2MLL-C42B\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\u003e0.35 kg (Shipping Weight: 1.5 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 @ 240 mA from internal backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-20 mA, 1-5 VDC, 0-10 VDC, -10 to +10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Signal Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-20 mA, 1-5 VDC, 0-10 VDC, -10 to +10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14-bit binary scaling\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 Coexistence\u003c\/strong\u003e: The module routes analog process variables while allowing parallel high-frequency digital HART signals to pass through to diagnostic systems, minimizing wiring footprints for multi-variable control loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Electrical Isolation\u003c\/strong\u003e: Internal optocouplers deliver galvanic isolation between input and output circuits, shielding the primary backplane bus from external common-mode voltages and electrical transients up to 500 VAC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJC) Filtering\u003c\/strong\u003e: Built-in signal conditioners stabilize thermocouple inputs and raw millivolt conversions, delivering steady-state process measurements to the central processing unit under varying ambient enclosure temperatures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the input and output channel configuration limits for the 2MLL-C42B?\u003c\/p\u003e\n\u003cp\u003eA: The 2MLL-C42B combines multiple analog inputs and outputs on a single physical board footprint. It supports up to 4 analog input channels and 2 analog output channels, with individual parameterization for current or voltage modes via programming software.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 2MLL-C42B require external 24 VDC power?\u003c\/p\u003e\n\u003cp\u003eA: Yes. While the internal logical processors draw 5 VDC from the backplane, the analog output driver circuits and field-side loop loops require an external 24 VDC supply connected to the terminal block.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding Practices\u003c\/strong\u003e: Always use twisted, shielded pair cabling for low-voltage signal paths. Ground the cable shield wire at the control cabinet ground bar only to prevent the formation of measurement-disrupting ground loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Screw Torquing\u003c\/strong\u003e: Secure wire connections to the terminal block with a maximum physical torque of 0.5 N-m. Over-tightening may fracture the integrated terminal clamping assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRouting Class Separation\u003c\/strong\u003e: Run all low-level signal cables in separate wiring trays from high-power AC lines. Keep a minimum physical clearance of 300 mm to suppress inductive and capacitive coupling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48170766926014,"sku":"2MLL-C42B","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/2MLL-C42B_7adb69ed-d90f-4eb7-9f5e-8465350ff588.png?v=1784280824","url":"https:\/\/www.autooiltech.com\/ar\/products\/honeywell-2mll-c42b-analog-input-and-output-modules","provider":"AutoOilTech Limited","version":"1.0","type":"link"}