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Fastech Ezi-SERVO ST

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Operating Manual
www.fastech-motions.com

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Fastech Ezi-SERVO ST Specifications

General IconGeneral
Supply Voltage24-48 VDC
Control ModePosition, Speed, Torque
FeedbackIncremental Encoder
CommunicationRS-485
Protection FeaturesOvercurrent, Overvoltage

Summary

Precautions

General Precautions

Manual content subject to change; download from website if lost.

Safety First

Read manual and understand characteristics before installation, operation, and repair.

Safety Levels (AttentionWarning)

Distinguishes safety precautions into Attention and Warning categories.

Main Characteristics

Closed Loop System

Monitors position using an encoder for accurate positioning and error compensation.

No Gain Tuning

Eliminates manual gain adjustment required by conventional servo systems.

Heat Reduction Energy Saving

Automatically controls motor current based on load to minimize heat and save energy.

Torque Improvement

Smooth and Accurate

No Hunting

Fast Response

High Resolution

High Torque

High Speed

Advantages over Open-Loop Control Stepping Drive

Advantages over Servo Motor Controller

Ezi-SERVO ST Part Numbering

Standard Combination

Combination with Brake

Combination with Gearbox

Drive Specification and Dimension

Specifications of Drive

Details technical specifications like voltage, current, temperature, and protection functions.

Dimensions of Drive [mm]

Provides physical dimensions and mounting details for the drive unit.

Specifications of Motor

Torque Characteristics of Motor

Dimensions of Motor [mm]

Notes on Installation

Specifications of Motor with Brake

Dimensions of Motor with Brake [mm]

Specifications of Motor with Gearbox

Dimensions of Motor with Gearbox [mm]

Settings and Operation

Drive Status LED

Explains the meaning of drive status LEDs and protection function indicators.

Pulse Input Setting Switch(SW1.1)

Allows selection between 1-pulse and 2-pulse input modes for positional commands.

Rotational Direction Setting Switch(SW1.2)

Configures the motor's rotational direction based on input signals.

Resolution Setting Switch(SW3)

Sets the number of pulses per revolution for motor positioning.

Position Controller Gain Setting Switch(SW2)

Adjusts position controller gain to correct motor deviation after stopping.

In-Position Value Setting Switch(SW4)

Selects the condition for the In-Position signal output.

Encoder Connector(CN2)

Details the pin assignments and functions for the encoder connection.

InputOutput Signal Connector(CN1)

Details the pin assignments and functions for the input/output signal connection.

Motor Connector(CN3)

Details the pin assignments and functions for the motor connection.

Power Connector(CN4)

Details the pin assignments and functions for the power connection.

System Configuration

Options

Lists available extension cables for signal, encoder, motor, and power connections.

Connector Specifications

Provides details on connector types, part numbers, and manufacturers for cabling.

System Configuration [86 mm Motor Drive]

Options

Lists available extension cables for signal, encoder, motor, and power connections for 86mm drives.

Connector Specifications

Provides connector details for 86mm motor drives.

External Wiring Diagram

External Wiring Diagram [86 mm Motor Drive]

Control Signal InputOutput Description

Input Signal

Describes photocoupler protected input signals and CW/CCW pulse/direction inputs.

Output Signal

Explains photocoupler protected output signals and encoder signal output.

Servo OnOff Input

Allows manual adjustment of motor position by cutting motor power.

Alarm Reset Input

Cancels the alarm output after a protection mode has been activated.

Alarm Output

Indicates normal operation (ON) or abnormal operation (OFF) via photocoupler.

In-Position Output

Signals when motor positioning is completed within the set error value.

Appendix

Extension Cable for Motor

Provides wiring diagram for extension cables between motor and drive.

Extension Cable for Encoder

Provides wiring diagram for extension cables between encoder and drive.

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