{"product_id":"mitsubishi-electric-fx3g-40mt-es-melsec-fx3g-series-plc-cpu-module","title":"Mitsubishi Electric FX3G-40MT\/ES Melsec FX3G Series PLC CPU Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eManaging compact industrial automation sequences with high-speed processing, the \u003cstrong\u003eMitsubishi Electric FX3G-40MT\/ES\u003c\/strong\u003e serves as a robust main processing unit within the \u003cstrong\u003eMELSEC FX3G Series\u003c\/strong\u003e PLC family. Optimized for cost-effective performance, this micro controller integrates \u003cstrong\u003e24 digital inputs\u003c\/strong\u003e and \u003cstrong\u003e16 transistor outputs\u003c\/strong\u003e into a single space-saving footprint. It operates on a wide range \u003cstrong\u003e100-240 VAC power supply\u003c\/strong\u003e and features built-in high-speed counters, dual-bus expansion capability, and integrated USB\/serial communication ports, enabling flexible integration into modern control architectures.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Bus Architecture:\u003c\/strong\u003e Supports concurrent use of FX3U-type special function adapters and standard FX Series expansion blocks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarge Program Memory:\u003c\/strong\u003e Contains 32,000 steps of internal EEPROM memory, requiring no battery backup for standard program retention.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed Positioning:\u003c\/strong\u003e Features built-in high-speed counters (up to 60 kHz) and integrated pulse outputs (up to 100 kHz) for direct stepper or servo control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Communication Ports:\u003c\/strong\u003e Includes built-in USB 2.0 and RS-422 interfaces for easy programming, commissioning, and HMI connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 20px; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConveyor and Sorting Systems:\u003c\/strong\u003e High-speed response and integrated I\/O handle sensor triggers and pneumatic actuators efficiently.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging and Labeling Machinery:\u003c\/strong\u003e Precise step-and-direction pulse generation for film feed and rotary knife registration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnvironmental Control Systems:\u003c\/strong\u003e Modbus integration for climate, ventilation, and water pumping panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold; width: 40%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMitsubishi Electric\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eFX3G-40MT\/ES\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eMELSEC FX3G\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePower Supply Voltage\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e100 to 240 VAC (+10% \/ -15%), 50\/60 Hz\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003ePower Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e37 W\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eIntegrated Inputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e24 Inputs (24 VDC, Sink\/Source, 7mA)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eIntegrated Outputs\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e16 Outputs (Transistor, Sink type)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eProgram Memory\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e32,000 steps (internal EEPROM)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eOperating Temperature Limit\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e0 to 55 degC (ambient operating)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eDimensions (W x H x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 130mm x 90mm x 86mm;\"\u003e130 mm x 90 mm x 86 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e1.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eJapan\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eConnections and Interfaces\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"border-bottom: 2px solid #cbd5e0;\"\u003e\n        \u003cth style=\"padding: 8px; text-align: left; font-weight: bold; width: 40%;\"\u003eTerminal Label\u003c\/th\u003e\n        \u003cth style=\"padding: 8px; text-align: left; font-weight: bold;\"\u003eFunction \/ Circuit Assignment\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eL, N\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eAC Power Supply inputs (100 to 240 VAC)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eS\/S\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eSink \/ Source selector terminal for 24 VDC inputs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eX0 to X27\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003e24 VDC digital input channels\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eCOM1 to COM4\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eCommon terminals for transistor outputs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 8px; font-weight: bold;\"\u003eY0 to Y17\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px;\"\u003eTransistor (Sink) outputs (max. 0.5A per channel)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe FX3G-40MT\/ES serves as an excellent modernization path for legacy FX1N-40MT-ES\/UL units. The form factor is highly compatible, but note that the programming software requires GX Works2 (or GX Developer v8.72A and later). Ensure your project configuration is changed to FX3G\/FX3GC inside the project properties before downloading program parameters.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen designing your control panel, avoid placing high-power contactors directly adjacent to the FX3G-40MT\/ES base unit to minimize electromagnetic interference on the high-speed inputs. Maintain at least 50 mm of clearance on all sides of the housing to prevent internal thermal buildup, especially when utilizing the built-in 24 VDC service power output at its maximum rating.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo configure the digital inputs for Sink operation, jumper the S\/S terminal directly to the built-in 24V terminal. For Source inputs, connect S\/S to the 0V terminal. Ensure that the maximum load current across any single transistor common group (COM1 to COM4) does not exceed 0.8A to prevent thermal failure of the internal output board trace.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 0.5rem;\"\u003eCRITICAL WARNING: SAFETY FIRST\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate all primary and auxiliary AC power sources before attempting installation, mounting, or wiring of this device. Residual voltage in power supply capacitors can cause fatal electrical shock or equipment destruction. Verify de-energization with a calibrated voltmeter before removing terminal covers.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eMount the PLC unit on a clean, horizontal 35mm DIN rail (DIN46277) inside a NEMA4 or IP54 industrial enclosure. Use the integrated slide locks to secure the unit against vibration.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eConnect the functional ground terminal to an isolated protective earth ground line (Class D ground: 100 Ohm or less impedance) using 2 mm² or thicker grounding wire. Do not share ground wiring with heavy electrical machinery.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 28px; height: 28px; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748; padding-top: 3px;\"\u003eWire the AC power input (100-240 VAC) to the L and N terminals. Keep AC input wires physically routed away from low-voltage DC input\/output signals to prevent noise induction.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":53102156382571,"sku":"FX3G-40MT\/ES","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/fx3g-40mtes-xyp0o51jrzr.png?v=1776137533","url":"https:\/\/www.plcprotech.com\/products\/mitsubishi-electric-fx3g-40mt-es-melsec-fx3g-series-plc-cpu-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}