ESTUN ER20C-850-SR-HI Lightweight SCARA Robot 20kg Payload 850mm Reach High Inertia Design

The ESTUN ER20C-850-SR-HI lightweight SCARA robot offers a compelling blend of speed, precision, and payload capacity, making it a standout choice for high-volume manufacturing and assembly. This robot boasts a 20kg maximum payload and an 850mm reach, engineered with a high inertia design for robust performance in demanding applications. Its superior speed and accuracy are critical for tasks requiring rapid, repeatable movements, positioning it as a powerful automation solution for industries prioritizing efficiency and throughput.

Product Specifications

| Parameter           | Value                  |

| :------------------ | :--------------------- |

| Model               | ER20C-850-SR-HI        |

| Type                | LADDER Robot            |

| Payload             | 20 kg                  |

| Reach               | 850 mm                 |

| Arm Type            | Lightweight            |

| Design Feature      | High Inertia Design    |

| Axis Configuration  | 4-Axis                 |

| Repeatability       | ±0.02 mm               |

| Max Speed (J1/J2)   | 700°/s                 |

| Max Speed (J3)      | 900°/s                 |

| Max Speed (J4)      | 1500°/s                |

| Mounting Position   | Floor, Wall, Ceiling   |

| Protection Rating   | IP54 (Standard)        |

| Operating Temperature | 0-45°C                 |

Core Features & Market Positioning

The ESTUN ER20C-850-SR-HI distinguishes itself through its exceptionally high inertia design, which translates into superior stability and vibration dampening, particularly crucial when handling the maximum 20kg payload at its full 850mm reach. This robust construction, combined with its impressive speed capabilities of up to 700°/s on primary axes, allows for significantly reduced cycle times in complex pick-and-place, assembly, and material handling operations. ESTUN positions this SCARA robot as an ideal solution for industries seeking to enhance productivity and maintain high precision under demanding operational conditions, directly competing with established players in the mid-payload SCARA robot segment. Its lightweight yet sturdy build also contributes to easier integration and potentially lower energy consumption compared to heavier counterparts with similar specifications.

Key Application Scenarios

This ESTUN SCARA robot is perfectly suited for a wide array of industrial automation tasks. In the electronics manufacturing sector, its precision and speed are invaluable for intricate component placement and surface-mount technology (SMT) processes, ensuring high yields and consistent quality. The robust 20kg payload capacity makes it highly effective for mid-range material handling, such as transferring parts between workstations, loading/unloading CNC machines, or packaging finished goods in sectors like automotive and general manufacturing. Furthermore, its high inertia design lends itself to applications involving gripping and manipulating heavier objects where stability is paramount, including palletizing smaller loads or intricate assembly of sub-components.

Practical System Integration Guidance

Integrating the ESTUN ER20C-850-SR-HI into an existing automation system involves careful planning of its mounting orientation—floor, wall, or ceiling—depending on workspace constraints and application needs. Ensure adequate clearance for the full 850mm reach and joint movements. Power and signal cabling should be routed to prevent interference and allow for robot motion; ESTUN typically provides detailed wiring diagrams for both power and I/O connections to the robot controller. The controller, often an ESTUN Econtroller series, will require programming via its dedicated software, which supports various logical functions and motion commands. For seamless integration, consider using standardized communication protocols like EtherNet/IP or Profinet if connecting to a higher-level PLC or SCADA system.

Operation and Risk Mitigation

Operating the ESTUN ER20C-850-SR-HI robot requires adherence to safety protocols to prevent injury and equipment damage. Always ensure the work area is clear of personnel during automated operation and that safety guarding or light curtains are properly configured and functional. The robot controller provides diagnostic tools to monitor system status and fault codes; critical errors typically relate to joint over-travel, motor overload, or communication failures. Referencing the operator manual for specific error code interpretations and troubleshooting steps is essential. Regular maintenance, including checking lubrication levels and inspecting cables for wear, will significantly reduce the risk of unexpected downtime and ensure optimal performance.

Scalability & Long-Term Value

The ESTUN ER20C-850-SR-HI offers significant long-term value through its compatibility with ESTUN's broader automation ecosystem, facilitating future expansion of robotic capabilities. Its programming environment is designed for flexibility, allowing for modifications and upgrades as production demands evolve. The robot's open architecture and support for common industrial communication protocols enhance its ability to integrate with Industry 4.0 initiatives, including IIoT platforms for data acquisition, remote monitoring, and predictive maintenance. This ensures that the investment in the ER20C-850-SR-HI remains relevant and adaptable to the evolving needs of smart manufacturing environments.

Frequently Asked Questions

What is the maximum payload capacity of the ESTUN ER20C-850-SR-HI robot?

The ESTUN ER20C-850-SR-HI robot is engineered to handle a substantial maximum payload of 20 kilograms. This capacity is crucial for applications involving the manipulation of heavier components or the simultaneous handling of multiple items.

This significant payload capability makes it suitable for robust industrial tasks, offering a high degree of flexibility in material handling and assembly operations. It allows for the use of heavier grippers or end-effectors without compromising performance.

The 20kg payload capacity directly impacts cycle times and operational efficiency, enabling higher throughput in demanding production environments where speed and load-bearing are critical factors.

What is the reach of the ESTUN ER20C-850-SR-HI SCARA robot?

The ESTUN ER20C-850-SR-HI features a generous working reach of 850 millimeters. This extended reach allows the robot to cover a larger operational area from a single mounting point.

This 850mm reach is advantageous for tasks requiring the robot to access components across a wider workspace, such as palletizing, machine tending, or complex assembly lines with significant distances between stations.

The combination of its 20kg payload and 850mm reach positions the ER20C-850-SR-HI as a versatile solution for applications that demand both significant reach and substantial lifting capability.

Can the ESTUN ER20C-850-SR-HI be mounted in different orientations?

Yes, the ESTUN ER20C-850-SR-HI robot supports multiple mounting orientations for versatile system integration. It can be mounted on the floor, on a wall, or even from the ceiling.

This flexibility in mounting options allows users to optimize robot placement based on available factory floor space, ergonomic considerations, and the specific requirements of the automation task.

Choosing the appropriate mounting orientation can enhance accessibility to the work area, improve reach within confined spaces, and streamline material flow in automated production cells.

What type of applications is the ESTUN ER20C-850-SR-HI robot best suited for?

This SCARA robot excels in high-speed pick-and-place operations common in electronics manufacturing and assembly. Its precision is key for intricate component handling and SMT processes.

The robot is also highly effective for mid-range material handling, including loading/unloading machines and packaging, particularly in sectors like automotive and general manufacturing.

Its high inertia design makes it stable for applications requiring manipulation of heavier items where consistent accuracy is essential.

What does the "High Inertia Design" in the ESTUN ER20C-850-SR-HI mean for performance?

A high inertia design means the robot's arm has greater resistance to changes in its rotational speed. This is achieved through careful mass distribution and structural engineering.

This feature leads to improved stability, reduced vibration during rapid movements, and enhanced accuracy, especially when carrying the maximum 20kg payload at its full 850mm reach.

Consequently, the high inertia design enables faster acceleration and deceleration cycles, contributing to shorter overall cycle times and more consistent performance in demanding applications.

What is the typical repeatability of the ESTUN ER20C-850-SR-HI?

The ESTUN ER20C-850-SR-HI robot is specified with a high repeatability of ±0.02 mm. This level of precision is critical for tasks requiring exact positioning.

Such accuracy ensures consistent performance in delicate assembly operations, precise component insertion, and reliable material handling where minor deviations are unacceptable.

Achieving ±0.02 mm repeatability allows for the automation of processes that previously required manual intervention due to precision demands.

How does the lightweight design of the ER20C-850-SR-HI benefit integration?

The lightweight construction of the ER20C-850-SR-HI simplifies installation and handling during the integration process. It may also reduce the structural support requirements for its mounting.

A lighter robot can lead to easier transportation and setup on the factory floor, potentially reducing installation time and costs associated with specialized lifting equipment.

While lightweight, the robot maintains its robust performance due to its high inertia design, offering a balanced solution for agility and stability in automated workcells.

What are the maximum speeds for the joints on this robot?

The primary axes (J1/J2) of the ESTUN ER20C-850-SR-HI can reach a maximum speed of 700° per second. The third axis (J3) can move at up to 900° per second.

The wrist axis (J4) is capable of even faster motion, with a maximum speed of 1500° per second, enabling rapid reorientation of end-effectors.

These high joint speeds are crucial for minimizing cycle times in applications like high-volume pick-and-place and rapid assembly tasks.

What is the protection rating of the ESTUN ER20C-850-SR-HI?

The standard protection rating for the ESTUN ER20C-850-SR-HI robot is IP54. This indicates a good level of dust protection and resistance to water splashes.

An IP54 rating means the robot is protected against dust ingress that could interfere with its operation and is also safeguarded against water projected from any direction.

This rating makes the robot suitable for a wide range of industrial environments, including those with moderate levels of dust or potential liquid exposure.

How does this robot fit into Industry 4.0 or IIoT environments?

The ESTUN ER20C-850-SR-HI is designed with connectivity in mind, supporting common industrial communication protocols for seamless integration into smart factory systems. This allows for real-time data exchange.

It can be integrated with IIoT platforms for advanced analytics, remote monitoring, and predictive maintenance, enhancing operational efficiency and reducing downtime.

Its adaptability and compatibility with digital manufacturing solutions ensure it remains a valuable asset in the evolving landscape of automated, connected production.