{"product_id":"icm-controls-icm492dx-single-phase-line-voltage-monitor-80-300v-input","title":"ICM Controls ICM492DX Single Phase Line Voltage Monitor 80-300V Input","description":"\u003ch1\u003eICM Controls ICM492DX Single Phase Line Voltage Monitor 80-300V Input\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe ICM492DX continuously monitors incoming line voltage for faults and displays RMS voltage on the digital display. When the line voltage is appropriate, the ICM492DX will close the COM and N.O. relay contacts. When the incoming line voltage is outside of the user selected parameters, the ICM492DX will close the COM and N.C. relay contacts and indicate a fault condition by flashing the fault LED.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProtects against over and under voltage, and rapid short cycling caused by transient faults and power interruptions\u003c\/li\u003e\n\u003cli\u003eImproved backlit digital display, easy to read in low light conditions\u003c\/li\u003e\n\u003cli\u003eAdjustable voltage set point\u003c\/li\u003e\n\u003cli\u003eRe-designed buttons for increased durability\u003c\/li\u003e\n\u003cli\u003eNew micro-processor for improved accuracy\u003c\/li\u003e\n\u003cli\u003eDisplayed voltage calibration feature to match the RMS value of a voltmeter\u003c\/li\u003e\n\u003cli\u003eAdjustable anti-short cycle time delay\u003c\/li\u003e\n\u003cli\u003eAdjustable response time\u003c\/li\u003e\n\u003cli\u003eControl mode (optional)\u003c\/li\u003e\n\u003cli\u003e50-fault memory\u003c\/li\u003e\n\u003cli\u003eUniversal line voltage input\u003c\/li\u003e\n\u003cli\u003eHeavy duty SPDT relay output\u003c\/li\u003e\n\u003cli\u003eUniversal control voltage input (for integrating a thermostat)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eUser Adjustable Settings:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDelay on Break (ASC): 15-720 sec.\u003c\/li\u003e\n\u003cli\u003eOver voltage: 90-300 VAC (default 253 VAC)\u003c\/li\u003e\n\u003cli\u003eUnder voltage: 70-280 VAC (default 228 VAC)\u003c\/li\u003e\n\u003cli\u003eDelay on fault: 0 to 10 seconds\u003c\/li\u003e\n\u003cli\u003eReset mode: 0 (auto) – 10 attempts\u003c\/li\u003e\n\u003cli\u003eControl mode: OFF-ON\u003c\/li\u003e\n\u003cli\u003eLanguage: English\/Spanish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eInput:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLine voltage: 80 – 300 VAC\u003c\/li\u003e\n\u003cli\u003eControl voltage: 18 – 240 VAC\u003c\/li\u003e\n\u003cli\u003eFrequency: 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±2%\u003c\/li\u003e\n\u003cli\u003eLow power consumption:\n\u003cul\u003e\n\u003cli\u003eMax 50 mA @ 120V\u003c\/li\u003e\n\u003cli\u003eMax 100 mA @ 240\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOutput:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eType: Relay (Dry Contact Form C)\u003c\/li\u003e\n\u003cli\u003eForm: SPDT\u003c\/li\u003e\n\u003cli\u003eRelay contact ratings:\n\u003cul\u003e\n\u003cli\u003eN.C. Contacts: 2A @ 277V General Purpose\u003c\/li\u003e\n\u003cli\u003eN.O. Contacts: 1A Pilot Duty @ 240V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnection Terminals: 0.25” male fast-on\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCase dimensions: 3”L x 3.2”W x 1.35”D\u003c\/li\u003e\n\u003cli\u003eUnit weight: 0.36 lbs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temp. range: -20°C to + 65°C\u003c\/li\u003e\n\u003cli\u003eStorage temp. range: -30°C to + 85°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\/Dimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.255 lbs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 1.35″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 3.20″\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 3.0″\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.icmcontrols.com\/wp-content\/uploads\/2026\/07\/LIS536_ICM492DX.pdf\"\u003e\u003cstrong\u003eSell Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.icmcontrols.com\/wp-content\/uploads\/2026\/07\/LII416-492DX.pdf\"\u003e\u003cstrong\u003eInstallation Guide\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e","brand":"Edmondson Supply","offers":[{"title":"Default Title","offer_id":52535525507288,"sku":"ICM492DX","price":119.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0011\/6709\/7956\/files\/ICM492DX_NEW-1024x1004.webp?v=1790203106","url":"https:\/\/edmondsonsupply.com\/products\/icm-controls-icm492dx-single-phase-line-voltage-monitor-80-300v-input","provider":"Edmondson Supply","version":"1.0","type":"link"}