{"product_id":"mtl5314-mtl-instruments-trip-amplifier-4-20ma-alarm-relay-module","title":"MTL5314 MTL Instruments Trip Amplifier | 4-20mA Alarm Relay Module","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eMTL5314\u003c\/span\u003e Dual-Relay Trip Amplifier for Hazardous Process Signals\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eMTL5314\u003c\/span\u003e\u003c\/strong\u003e provides precision alarm monitoring for hazardous-area 4-20mA transmitter loops.\u003c\/p\u003e\n\n\u003cp\u003eThe module converts analogue process signals into independent relay alarm outputs for control and protection systems.\u003c\/p\u003e\n\n\u003cp\u003eTwo configurable trip channels allow flexible alarm handling for high-level or low-level process conditions.\u003c\/p\u003e\n\n\u003cp\u003eThe design maintains transparent HART communication while monitoring live transmitter current.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eMTL5314\u003c\/span\u003e\u003c\/strong\u003e integrates stable switching performance with compact DIN rail installation.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eProcess Alarm Control Architecture\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSupports 2-wire and 3-wire transmitters\u003c\/li\u003e\n\u003cli\u003eDual configurable alarm relay outputs\u003c\/li\u003e\n\u003cli\u003eIndependent trip point adjustment capability\u003c\/li\u003e\n\u003cli\u003eMaintains uninterrupted HART communication\u003c\/li\u003e\n\u003cli\u003eFast analogue-to-relay response characteristics\u003c\/li\u003e\n\u003cli\u003eSuitable for hazardous Zone 0 environments\u003c\/li\u003e\n\u003cli\u003eHigh relay durability for continuous process duty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eGlobal PLC Spare HUB's Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eMTL5314\u003c\/span\u003e\u003c\/strong\u003e performs reliably in applications requiring stable process alarm monitoring without interrupting transmitter communication.\u003c\/p\u003e\n\n\u003cp\u003eInstrumentation engineers often deploy this amplifier in safety shutdown loops and analogue trip systems.\u003c\/p\u003e\n\n\u003cp\u003eThe dual relay arrangement simplifies alarm separation between warning and shutdown conditions.\u003c\/p\u003e\n\n\u003cp\u003eThe module also supports direct integration with repeater power supplies such as the MTL5541.\u003c\/p\u003e\n\n\u003cp\u003eIts precise trip-point resolution improves process accuracy during narrow control window applications.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eTechnical Performance Parameters\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Eaton Crouse-Hinds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e MTL Instruments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e \u003cspan style=\"color:#cc0000;\"\u003e\u003cstrong\u003eMTL5000 Series\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cspan style=\"color:#cc0000;\"\u003e\u003cstrong\u003eMTL5314\u003c\/strong\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Trip Amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Transmitters:\u003c\/strong\u003e 2-wire and 3-wire\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Signal Range:\u003c\/strong\u003e 0-24mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Point Adjustment Range:\u003c\/strong\u003e 0.5-22mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Point Resolution:\u003c\/strong\u003e 20µA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Drift:\u003c\/strong\u003e 1.5µA\/°C maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Resistance:\u003c\/strong\u003e 25Ω maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e Less than 75ms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Quantity:\u003c\/strong\u003e Two changeover relays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Type:\u003c\/strong\u003e Single pole changeover\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contact Rating:\u003c\/strong\u003e 250VAC, 2A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Contact Rating:\u003c\/strong\u003e 40VDC, 2A resistive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Life Expectancy:\u003c\/strong\u003e 3.3 × 10⁵ operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHysteresis:\u003c\/strong\u003e 1% to 1.7% of trip range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmitter Supply Voltage:\u003c\/strong\u003e Greater than 17V at 20mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 20-35VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Consumption:\u003c\/strong\u003e 85mA at 24VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Power Dissipation:\u003c\/strong\u003e 1.7W at 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Indicators:\u003c\/strong\u003e Green power, yellow relay status\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Rating:\u003c\/strong\u003e Zone 0, IIC, T4-T6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Location Approval:\u003c\/strong\u003e Div.1 Group A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntrinsic Safety Parameters:\u003c\/strong\u003e 28V, 93mA, 300Ω\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eTerminal Assignment Overview\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eTerminal 1: Current input\u003c\/li\u003e\n\u003cli\u003eTerminal 2: Transmitter supply positive\u003c\/li\u003e\n\u003cli\u003eTerminal 4: Common\u003c\/li\u003e\n\u003cli\u003eTerminal 7: Trip B normally closed\u003c\/li\u003e\n\u003cli\u003eTerminal 8: Trip B common\u003c\/li\u003e\n\u003cli\u003eTerminal 9: Trip B normally open\u003c\/li\u003e\n\u003cli\u003eTerminal 10: Trip A normally closed\u003c\/li\u003e\n\u003cli\u003eTerminal 11: Trip A common\u003c\/li\u003e\n\u003cli\u003eTerminal 12: Trip A normally open\u003c\/li\u003e\n\u003cli\u003eTerminal 13: Supply negative\u003c\/li\u003e\n\u003cli\u003eTerminal 14: Supply positive\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eRecommended Equipment Pairing\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e4-20mA pressure transmitters\u003c\/li\u003e\n\u003cli\u003eLevel measurement transmitters\u003c\/li\u003e\n\u003cli\u003eFlow instrumentation loops\u003c\/li\u003e\n\u003cli\u003eTemperature transmitter systems\u003c\/li\u003e\n\u003cli\u003eMTL5541 repeater power supplies\u003c\/li\u003e\n\u003cli\u003ePLC alarm monitoring panels\u003c\/li\u003e\n\u003cli\u003eDistributed control systems\u003c\/li\u003e\n\u003cli\u003eEmergency shutdown systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eTypical Industrial Applications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eHigh-pressure shutdown systems\u003c\/li\u003e\n\u003cli\u003eTank overfill protection circuits\u003c\/li\u003e\n\u003cli\u003eCritical pump protection loops\u003c\/li\u003e\n\u003cli\u003eBoiler process alarm systems\u003c\/li\u003e\n\u003cli\u003eHazardous chemical dosing systems\u003c\/li\u003e\n\u003cli\u003eCompressor monitoring installations\u003c\/li\u003e\n\u003cli\u003eRefinery instrumentation cabinets\u003c\/li\u003e\n\u003cli\u003eProcess safety interlock networks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eIntegrated Diagnostic Capability\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eVisual relay status indication through LEDs\u003c\/li\u003e\n\u003cli\u003ePrecise trip-point calibration monitoring\u003c\/li\u003e\n\u003cli\u003eStable alarm operation during HART communication\u003c\/li\u003e\n\u003cli\u003eSupports predictive maintenance inspections\u003c\/li\u003e\n\u003cli\u003eImproves abnormal process condition visibility\u003c\/li\u003e\n\u003cli\u003eEnhances field troubleshooting efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eEngineering Installation Notes\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eInstall inside grounded industrial control cabinets\u003c\/li\u003e\n\u003cli\u003eUse shielded signal wiring near variable speed drives\u003c\/li\u003e\n\u003cli\u003eSuppress inductive relay loads during switching\u003c\/li\u003e\n\u003cli\u003eVerify transmitter loop voltage before commissioning\u003c\/li\u003e\n\u003cli\u003eCalibrate trip points using precision loop simulators\u003c\/li\u003e\n\u003cli\u003eMaintain separation between signal and power circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eSupply Chain and Warranty Support\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e12-month warranty service included\u003c\/li\u003e\n\u003cli\u003e24-48 hour dispatch available\u003c\/li\u003e\n\u003cli\u003eFedEx express shipping supported\u003c\/li\u003e\n\u003cli\u003eUPS international delivery available\u003c\/li\u003e\n\u003cli\u003eDHL worldwide logistics service provided\u003c\/li\u003e\n\u003cli\u003eIndustrial anti-static export packaging included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color:#cc0000;\"\u003eProfessional FAQ\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy do engineers use separate trip points in process alarm systems?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIndependent thresholds support staged warning and shutdown protection strategies.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow can technicians improve relay lifespan in switching applications?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eUse suppression components when controlling inductive or reactive field loads.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat advantages does HART transparency provide during maintenance?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eTechnicians can access transmitter diagnostics without interrupting process monitoring.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhich factors matter most when selecting a trip amplifier?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eVerify relay ratings, hazardous certifications, response speed, and transmitter compatibility.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is low trip-point drift important in critical instrumentation loops?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eStable drift performance improves alarm consistency during long-term temperature variation.\u003c\/p\u003e","brand":"MTL","offers":[{"title":"Default Title","offer_id":45136834166966,"sku":"MTL5314","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/MTL5314.jpg?v=1779346911","url":"https:\/\/www.plcsparehub.com\/products\/mtl5314-mtl-instruments-trip-amplifier-4-20ma-alarm-relay-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}