{"product_id":"pr-4179b-universal-trip-amplifier","title":"PR 4179B Universal Trip Amplifier","description":"\u003cp\u003eThe PR 4179B \u003cmeta charset=\"utf-8\"\u003eUniversal Trip Amplifier is a high-precision industrial \u003ca title=\"PR electronics Signal Conditioning Devices\" href=\"https:\/\/www.psctexas.shop\/collections\/signal-conditioning\"\u003esignal conditioning\u003c\/a\u003e and monitoring device for reliability and performance in demanding automation environments. The 4179B, from \u003ca title=\"PR electronics 4179B Universal Trip Amplifier\" href=\"https:\/\/www.prelectronics.com\/products\/multifunctional-devices\/4100\/universal-trip-amplifier-4179b\/\" target=\"_blank\"\u003ePR electronics\u003c\/a\u003e, is ideal for measuring AC current as well as AC voltage signals with exceptional accuracy (\u0026lt; 0.3% of span). This universal trip amplifier supports versatile applications across process control, safety systems, in addition to machine monitoring. Its wide input ranges for current (0-5 AAC) and voltage (0-300 VAC) allow seamless integration with standard sensor inputs and configurable fields to meet specific system requirements.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe 0-5 AAC RMS range makes it possible to accurately measure a typical current transformer.\u003c\/li\u003e\n\u003cli\u003eThe 0-300 VAC RMS range allows accurate supply voltage monitoring.\u003c\/li\u003e\n\u003cli\u003eThe device measures standard input ranges and can freely configure to customer-defined input range.\u003c\/li\u003e\n\u003cli\u003eProcess control with 2 pairs of potential-free relay contacts which can configure to suit any application.\u003c\/li\u003e\n\u003cli\u003eTrip amplifier with window function allowing the relay to change state within a high and a low setpoint on the input span.\u003c\/li\u003e\n\u003cli\u003eSimulation of process value during commissioning as well as maintenance.\u003c\/li\u003e\n\u003cli\u003eAll terminals feature protection from over-voltage, polarity, and short-circuit.\u003c\/li\u003e\n\u003cli\u003eThe PR 4179B provides the necessary failure data (SFF and PFD\u003csmall\u003eAVG\u003c\/small\u003e) for SIL 2 applications as per \u003ca rel=\"noopener\" title=\"International Electrotechnical Commission\" href=\"https:\/\/www.iec.ch\/homepage\" target=\"_blank\"\u003eIEC\u003c\/a\u003e 61508 \/ IEC 61511.\u003c\/li\u003e\n\u003cli\u003eFailure rates for 4179B correspond to Performance Level \"d\" according to ISO-13849.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003ePR 4179B Universal Trip Amplifier from PR electronics\u003c\/h2\u003e\n\u003cp\u003eFeaturing dual relay outputs and configurable setpoints with a window function, the PR 4179B Universal Trip Amplifier enables precise trip detection, alarm signaling, and process control while ensuring operational flexibility. The device’s universal \u003ca href=\"https:\/\/www.psctexas.shop\/collections\/power-and-supply\" title=\"Power and Supply Devices\"\u003epower supply\u003c\/a\u003e (21.6–253 VAC \/ 19.2–300 VDC), robust design with galvanic \u003ca href=\"https:\/\/www.psctexas.shop\/collections\/signal-isolation-devices\" title=\"Signal Isolation Devices\"\u003eisolation\u003c\/a\u003e (2.3 kVAC), and extended EMC immunity make it ideal for industrial automation, utilities, oil and gas, and manufacturing sectors.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccuracy \u0026lt; 0.3% of span.\u003c\/li\u003e\n\u003cli\u003eTemperature coefficient 0.01%\/˚C. \u003c\/li\u003e\n\u003cli\u003eResponse time \u0026lt; 0.75 s for measuring AC current \/ voltage signals.\u003c\/li\u003e\n\u003cli\u003eHigh galvanic isolation of 2.3 kVAC.\u003c\/li\u003e\n\u003cli\u003eExtended EMC immunity: \u003ca href=\"https:\/\/www.namur.net\/en\" target=\"_blank\" title=\"NAMUR Association\" rel=\"noopener\"\u003eNAMUR\u003c\/a\u003e NE21, A criterion, burst.\u003c\/li\u003e\n\u003cli\u003eFunctional safety: HW assessment, SFF \u0026gt; 90%.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eEasy Mounting, Installation, and Programming\u003c\/h2\u003e\n\u003cp\u003eWith support for process monitoring, diagnostics, and programming via \u003ca href=\"https:\/\/www.psctexas.shop\/collections\/programming-interfaces\" title=\"PR electronics 4500 Series Programming Interfaces\"\u003ePR 4500 Series\u003c\/a\u003e interfaces, the PR \u003cmeta charset=\"utf-8\"\u003e4179B Universal Trip Amplifier delivers reliable performance in safety-critical systems. It meets SIL 2 requirements and achieves PL \"d\" compliance per ISO-13849 standards. Trusted by engineers for accuracy, durability, and configurability, the 4179B is the ultimate trip amplifier solution for modern control systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration, monitoring, and diagnostics using PR 4500 detachable communication interfaces.\u003c\/li\u003e\n\u003cli\u003eProduct-specific functionality includes communication via \u003ca href=\"https:\/\/www.modbus.org\/\" target=\"_blank\" title=\"Modbus Protocol\" rel=\"noopener\"\u003eModbus\u003c\/a\u003e and \u003ca href=\"https:\/\/www.bluetooth.com\/\" target=\"_blank\" title=\"Bluetooth Association\" rel=\"noopener\"\u003eBluetooth\u003c\/a\u003e using our PR \u003ca href=\"https:\/\/www.prelectronics.com\/downloads\/software\/pps-app\/\" target=\"_blank\" title=\"PR electronics Process Supervisor App\" rel=\"noopener\"\u003eProcess Supervisor\u003c\/a\u003e (PPS) application, available for iOS and Android.\u003c\/li\u003e\n\u003cli\u003eAll programming supports password protected.\u003c\/li\u003e\n\u003cli\u003eScrolling help text in 7 languages.\u003c\/li\u003e\n\u003cli\u003eUnits can mount side by side, horizontally, and vertically, without air gap on a standard DIN rail, even at 140˚F (60˚C) ambient temperature.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0655\/1955\/0595\/files\/PR-4179B-Universal-Trip-Amplifier-PR-electronics-industrial-automation-signal-conditioning-signal-control-process-solutions-psc-texas.jpg?v=1769626804\" alt=\"PR-4179B-Universal-Trip-Amplifier-PR-electronics-industrial-automation-signal-conditioning-signal-control-process-solutions-psc-texas\" style=\"margin-top: 025px; float: none;\"\u003e\u003c\/div\u003e","brand":"PR electronics","offers":[{"title":"Default Title","offer_id":46429613981827,"sku":"4179B","price":294.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/1955\/0595\/files\/PR-4179B-Universal-Trip-Amplifier-PR-electronics-industrial-automation-signal-transmitter-process-solutions-corp-psc-texas.jpg?v=1769626831","url":"https:\/\/www.psctexas.shop\/products\/pr-4179b-universal-trip-amplifier","provider":"Process Solutions Corp.","version":"1.0","type":"link"}