ETEL DSA2S211ZA‑018A Digital Servo Amplifier
The ETEL DSA2S211ZA‑018A is a digital servo amplifier designed for high‑precision motor control in industrial automation. This amplifier provides a continuous output of 2 A and a peak of 4 A, suitable for driving small to medium‑sized AC servomotors and linear motors. It is part of the DSA2S series, known for its compact size and reliable performance.
The amplifier features a fast current loop and supports incremental encoders and Hall sensors for feedback. It includes analog command inputs (0–10 V or ±10 V) and step/direction inputs for position control, making it easy to integrate with various motion controllers.
Key Features
Continuous output: 2 A, peak: 4 A
Supply voltage: 200–240 VAC, single‑phase
Output frequency: 0–400 Hz
Feedback: incremental encoder (TTL), Hall sensors
Analog and step/direction command interfaces
Built‑in dynamic braking
Compact DIN‑rail mountable
Technical Specifications
Input: 200–240 VAC ±10%, 50/60 Hz; output: 2 A continuous, 4 A peak (2s); PWM: 20 kHz; protection: overcurrent, overvoltage, overtemperature, short‑circuit; operating temperature: 0°C to +50°C; dimensions: 120 x 70 x 30 mm.
Applications
Used in small packaging machines, labelling equipment, conveyor drives, and laboratory automation.
Installation and Setup
Mount on a DIN rail. Connect motor, power, and feedback cables. Configure parameters via DIP switches or software. Auto‑tuning is available for quick setup.
Reliability and Maintenance
Robust design with over‑temperature protection. Fan‑less for silent operation. Periodic visual inspection recommended.
Why Choose the DSA2S211ZA‑018A?
This amplifier offers a cost‑effective and reliable solution for basic servo control, with ETEL's quality ensuring long‑term operation.
In summary, the ETEL DSA2S211ZA‑018A provides precise and efficient servo amplification for small‑scale automation tasks.




