{"product_id":"32-point-isolated-4-20ma-dcs-module-amm42-s2-yokogawa","title":"32-Point Isolated 4-20mA DCS Module | AMM42-S2 Yokogawa","description":"\u003cp\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMM42-S2 (Model: AMM42)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-density Analog-to-Digital (A\/D) conversion module purpose-built for the Yokogawa CENTUM VP and CS 3000 Distributed Control Systems (DCS). As a core component of the Field I\/O (FIO) subsystem, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMM42-S2 (Part Number: AMM42-S2)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides 32 isolated channels for the deterministic acquisition of standard 4 to 20 mA process signals. This module is engineered to provide maximum I\/O density within the control rack, effectively reducing the physical footprint required for large-scale instrumentation marshalling.\u003c\/p\u003e\n\u003cp\u003eEquipped with integrated dual DC-DC converters and a high-pin-density interface (utilizing both 96-pin and 20-pin connectors), the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMM42-S2 (Order Number: AMM42-S2)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures superior power stability and signal decoupling. The \"S2\" hardware revision features optimized internal circuitry that provides robust galvanic isolation, shielding the central processor from field-side electrical noise and transients. This makes it an essential module for high-stakes environments such as oil refineries, power plants, and chemical manufacturing facilities where 24\/7 uptime and precision measurement are non-negotiable.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMM42-S2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides the following electrical and physical performance parameters for industrial automation:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Yokogawa Electric Corporation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAMM42-S2\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: CENTUM VP \/ CS 3000 (FIO Subsystem)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e: 32-Channel High-Density Analog Input (A\/D) Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e: 4 to 20 mA DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Channels\u003c\/strong\u003e: 32 Isolated Channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Resistance\u003c\/strong\u003e: 250 Ω (Internal precision shunt)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConversion Resolution\u003c\/strong\u003e: 12 to 16-bit (Scan period dependent)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Accuracy\u003c\/strong\u003e: ±0.1% of full scale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface Architecture\u003c\/strong\u003e: 96-pin connector for main signal \/ 20-pin connector for converter interface\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e: Dual integrated DC-DC converters for enhanced reliability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWithstanding Voltage\u003c\/strong\u003e: 500 V AC between field terminals and system logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Refresh Rate\u003c\/strong\u003e: Fast sampling compatible with high-speed control loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Drift\u003c\/strong\u003e: Optimized for low-drift performance over full operating range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0°C to +60°C (32°F to 140°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e: 32.8 mm x 107.5 mm x 130 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e: 0.3 kg ( 0.65 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":42870831611994,"sku":"AMM42","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/216.1_c3fd0daf-2825-4474-a47f-159a1a525a33.jpg?v=1772248520","url":"https:\/\/www.spareoil.com\/products\/32-point-isolated-4-20ma-dcs-module-amm42-s2-yokogawa","provider":"SpareOil Automation","version":"1.0","type":"link"}