Emerson FX‑6120 Precision Positioning Servo Drive

Product Description

FX‑6120 is a high‑performance digital positioning servo amplifier manufactured by Emerson. It executes high‑precision closed‑loop torque, velocity and position control for AC servo‑motors on automated production machinery, robotic stations, packaging‑equipment and material‑handling systems. Equipped with multi‑industrial field‑bus communication interfaces and comprehensive built‑in fault‑protection circuits, this drive ensures fast dynamic response and excellent positioning repeat‑accuracy in continuous‑run workshop environments. It is widely used for motion‑control retrofitting and spare‑part replacement of legacy automation production‑lines.

3. Technical Specifications

• Full Model: FX‑6120
• Brand: Emerson, Origin: United‑States
• Product Category: Digital positioning servo drive
• Supported Motor: AC brushless servo motor
• Control Modes: Torque loop, speed loop, position closed‑loop control
• Command Input: Step‑direction pulse, serial bus positioning command
• Communication Protocols: EtherCAT, CANopen, DeviceNet industrial bus
• Rated Input Voltage: 230 VAC single‑phase power supply
• Maximum Output Power: Up to 5 kW
• Cooling Method: Integrated convection and fin‑heat‑sink cooling
• Installation Form: Standard rack‑mount installation inside electrical cabinet
• Operating‑Temperature: ‑25℃ ~ +70℃
• Storage‑Temperature: ‑40℃ ~ +85℃
• Ambient Humidity: 5%‑95% non‑condensing
• Net Weight: Approx. 1.42 kg
• Certifications: CE, UL, industrial EMC compliance

4. Key Features

1. High‑precision positioning algorithm delivers excellent repeat‑accuracy for demanding motion‑control tasks
2. Multiple selectable control modes adapt to different speed, torque and positioning automation‑equipment requirements
3. Rich industrial‑bus communication options enable seamless connection with mainstream PLC and motion‑controller platforms
4. Complete hardware protection: over‑current, over‑voltage, over‑temperature, short‑circuit and overload fault‑alarm
5. Built‑in LED status indicators and diagnostic functions to accelerate on‑site fault‑troubleshooting
6. Compact rack‑mounted housing saves cabinet installation space
7. Fast dynamic response, low speed ripple, stable performance under frequent start‑stop cyclic‑operation
8. Industrial‑grade electronic components for long‑term 24‑hour continuous‑production‑line operation