{"product_id":"h7cx-a4-n-omron-multifunction-counter-tachometer-h7cx-series","title":"H7CX-A4-N Omron Multifunction Counter\/Tachometer H7CX Series","description":"\u003cp\u003eThe \u003cstrong\u003eOmron H7CX-A4-N\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eH7CX\u003c\/strong\u003e Multifunction Counter\/Tachometer, operates as a dedicated hardware component for high-speed pulse processing, rotational speed tracking, and discrete control switching within automated machine control panels.\u003c\/p\u003e\n\u003ch3\u003eModel Suffix Key \u0026amp; Functional Configuration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eH7CX\u003c\/strong\u003e: Standard DIN 48 x 48 mm panel-mount digital counter\/tachometer series base\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA\u003c\/strong\u003e: Standard functionality specification profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Connections (None)\u003c\/strong\u003e: Direct screw terminal block rear interface configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4\u003c\/strong\u003e: 4-digit 7-segment display resolution stage (0 to 9999 display range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSettings (None)\u003c\/strong\u003e: Single-stage limit value preset configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type (None)\u003c\/strong\u003e: Contact output relay or combined contact\/transistor switching configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage (None)\u003c\/strong\u003e: Operating power line input rated at 100 to 240 VAC at 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eN\u003c\/strong\u003e: Updated internal hardware revision designation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical \u0026amp; Electrical Performance Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eH7CX-A4-N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.13 kg (Shipping weight: 2.0 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e4.8 cm x 8.4 cm x 4.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eApprox. 9.4 VA max. (100 to 240 VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e100 to 240 VAC (50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85% to 110% of rated supply voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signals\u003c\/td\u003e\n\u003ctd\u003eNPN or PNP contact \/ solid-state pulse inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Output\u003c\/td\u003e\n\u003ctd\u003eRelay contact output (250 VAC \/ 30 VDC, 3 A resistive load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay System\u003c\/td\u003e\n\u003ctd\u003e4-digit negative transmissive LCD with backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Connection\u003c\/td\u003e\n\u003ctd\u003eScrew terminal block interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Interfacing \u0026amp; Embedded Architecture\u003c\/h3\u003e\n\u003cp\u003eThe internal high-speed sampling processor processes microsecond input pulses for accurate frequency evaluation and count accumulation. Built-in non-volatile EEPROM memory guarantees firmware flash compatibility and preserves parameter registers across power outages without battery backup. Direct screw terminal wiring facilitates low-latency signal acquisition and status reporting to programmable controllers operating across Profinet and EtherNet\/IP deterministic networks via external fieldbus adapters.\u003c\/p\u003e\n\u003ch3\u003ePackaging \u0026amp; Standard Kit Manifest\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Omron H7CX-A4-N Digital Counter\/Tachometer Unit\u003c\/li\u003e\n\u003cli\u003e1 x Panel Mounting Adapter Bracket\u003c\/li\u003e\n\u003cli\u003e1 x Waterproof Gasket Ring\u003c\/li\u003e\n\u003cli\u003e1 x Terminal Cover Assembly\u003c\/li\u003e\n\u003cli\u003e1 x Instruction Sheet \u0026amp; Wiring Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePanel Installation \u0026amp; Field Wiring Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePanel Cutout Assembly\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCut a standard 45 x 45 mm square opening in the cabinet enclosure door. Slide the rubber sealing packing over the front bezel, insert the counter into the cutout, and snap the rear mounting adapter into place.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScrew Terminal Connections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStrip lead wires to 6-8 mm and secure them directly to the rear M3.5 screw terminals. Ensure proper torque on terminal screws to maintain low-resistance contact for power supply and relay leads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConduit Separation \u0026amp; Noise Suppression\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIsolate sensor signal wiring from high-voltage AC feeds and variable frequency drive motor cables. Connect external cable shields to a single cabinet ground bar to prevent electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat supply voltage input is required for the H7CX-A4-N?\u003c\/p\u003e\n\u003cp\u003eThe unit operates on 100 to 240 VAC line power at 50\/60 Hz, accommodating operating voltage fluctuations between 85% and 110% of nominal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are field wires connected to the rear of this model?\u003c\/p\u003e\n\u003cp\u003eThis variant features direct M3.5 screw terminals integrated into the rear housing rather than a plug-in circular socket base.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat display resolution is available on the front LCD panel?\u003c\/p\u003e\n\u003cp\u003eThe unit features a 4-digit backlit LCD display stage supporting a full totalizing and tachometer readout range from 0 to 9999.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow are setup parameters retained during an AC line power failure?\u003c\/p\u003e\n\u003cp\u003eOperating setpoints and current count totals are saved continuously to internal non-volatile EEPROM memory without requiring battery maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat control output mechanism is provided by the H7CX-A4-N?\u003c\/p\u003e\n\u003cp\u003eIt provides an electromechanical relay contact output rated up to 250 VAC or 30 VDC at 3 A under resistive loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the input terminals accept both NPN and PNP sensor signals?\u003c\/p\u003e\n\u003cp\u003eYes, the input circuit supports both NPN open-collector and PNP sensor switching, configurable via internal setup modes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat ambient temperature limits apply to cabinet installation?\u003c\/p\u003e\n\u003cp\u003eThe instrument is specified to operate within rated measurement tolerances in cabinet ambient temperatures ranging from -10 to 55 deg C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat cutout size is necessary for flush panel mounting?\u003c\/p\u003e\n\u003cp\u003eThe instrument requires a standard square DIN cutout measuring 45 x 45 mm for flush front-panel enclosure integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":47306594123949,"sku":"H7CX-A4-N","price":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/H7CX-A4-N_1.jpg?v=1789998778","url":"https:\/\/www.maxwellplc.com\/ga\/products\/h7cx-a4-n-omron-multifunction-counter-tachometer-h7cx-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}