1. Model Definition & Product Overview

• Model breakdown:

  SGDV = Sigma-V series servo amplifier;

  2R8 = Continuous output current 2.8A, max matching motor:0.4kW;

  F = Single-phase AC100V(85~126VAC) power input;

  11 = MECHATROLINK-II fieldbus interface(rotary motor dedicated);

  A = Standard base firmware version.

• Matching motor: SGMJV-04A / SGMAV-04A series 400W rotary servo motor, 20-bit serial incremental/absolute encoder, rated speed 3000rpm.

2. Electrical Specifications

• Input Power: Single-phase AC 85~126V, 50/60Hz; main & control power same single-phase input

• Rated Output: 3-phase AC0~110V; Continuous output current:2.8Arms, Peak overload current:9.3Arms(300% rated for acceleration)

• Cooling: Natural air cooling; IP10 protection; standard DIN base mounting

• Encoder Port CN2: Support 20-bit serial incremental / battery backup absolute encoder feedback

• Debug Port CN3: RS232 for SigmaWin+ parameter setup, auto-tuning & running monitor

3. Interface & Core Function Description

Connector Configuration

1. CN1: MECHATROLINK-II Bus Interface

   High-speed fieldbus command port, 10Mbps transmission speed; configurable communication cycle:250μs~4ms, max 30 servo nodes on one bus line, drastically reduce field wiring; DI/DO terminals built-in for limit, alarm, home signal etc.

2. CN2: Exclusive serial encoder feedback connector

3. CN3: PC debugging communication port

Main Features

1. Three configurable control modes via parameters: Position / Speed / Torque control, online seamless mode switching.

2. 1.6kHz high speed response bandwidth, built-in adaptive auto gain tuning & multi-stage notch filter for mechanical vibration/resonance suppression.

3. Full protection: Overcurrent, overvoltage, undervoltage, overload, overheat, overspeed, encoder disconnection, regeneration error, overtravel protection; front LED fault code display for quick maintenance.

4. High precision synchronous multi-axis linkage via MECHATROLINK-II bus without pulse/analog wiring from PLC.

4. Operation Environment & Typical Application

• Ambient: Operating temp 0℃~+55℃; storage -20℃~+85℃; humidity ≤90%RH non-condensing, no corrosive gas/oil mist/dust.

• Applications: Small automation equipment, dispensing machine, PCB inspection, labeling machine, small feeding & testing equipment with multi-axis bus synchronization control.