The servo motor is a closed-loop servomechanism that uses position feedback to be able to control its rotational speed and position. The control signal is the insight, either analog or digital, which represents the ultimate position order for the shaft.
Servo drives are made to power and manage performance of electric servomechanisms. They particularly monitor feedback signals and continuously adjust to deviations from the anticipated behavior of closed loop systems. This can help to improve overall performance through faster acceleration prices and more precise acceleration and position control.
AC servo drives are particularly designed for AC motors, and offer the added benefit of motor opinions. After receiving and transmitting indicators to produce motion, these drives also get and adjust to reviews from sensors on engine status. In providing constant adjustment, they amplify overall performance in conditions of the desired velocity, torque, and placement, in addition to stiffness, damping, and opinions gain in AC servo motors and control systems.
The Ever-power category of brushless servo systems is fully digital and will be offering a rich set of features to cover a wide range of applications. There are eight standard servo motors that can be managed in combination with among three regular servo drives.
The Ever-power brushless motors include a 2,500 collection incremental encoder with quadrature data signals (A+, A-, B+, B-) and a marker pulse (Z+, Z-). All three signals have a range driver output leading to 10,000 pulses per revolution plus index mark as the standard resolution in the drive. Each servo motor also offers one connector for the encoder and another connector for the engine power and optional 24 VDC spring-set holding brake.
The servo drives could be configured for an array of command sources including analog torque, analog velocity, “step and direction” or “up and down” pulse position, quadrature encoder follower, and built-in motion controller with preset position, velocity, or torque. Presets can be chosen with discrete inputs or altered with the MODBUS serial user interface.
Configuration and diagnostics of the servo drives can be accomplished with the integrated keypad/screen or the easy-to-make use of SureServo Pro software program on a Windows environment.
Low inertia models:
100 W, 200 W, 400 W, 750 W and 1 kW
Speeds up to 5,000 rpm.
Medium inertia models:
1 kW, 2 kW and 3 kW
Boosts to 3,000 rpm.
Square flange mounting with metric dimensions: 40, 60, 80, 100, 130 and 180 mm flanges
Keyless drive shafts support clamp-on style coupling
Integrated encoder with 2,500 (x4) pulses/revolution plus marker pulse (one time per revolution)
Optional 24 VDC spring-set holding brakes
Standard hook-up cables for engine power/brake and encoder
Standard DIN-rail mounted ZIPLink break-out kit for the drive CN1 connector (with screw terminal connections)
Primary Power and Control Power Inputs
Primary Power: 230V AC 3-Phase (Single phase option w/ low inertia systems)
Control Power: 230V AC Single Phase; 50/60 Hz
Completely digital with up to 450 Hz velocity loop response
Easy set-up and diagnostics with built-in keypad/display or the SureServo Pro PC-based software
Five-in-one command choices include:
±10V torque or velocity command
Pulse train or master encoder position order (accepts line driver or open up collector) with electronic gearing
Built-in indexer for placement control using 8 preset positions and/or position setpoint with serial MODBUS
Tuning aids consist of inertia estimation and easy-tuning for 10 levels of response
Optically-isolated digital inputs (8) and outputs (5), analog outputs for monitor indicators (2), and line driver output for encoder (with scalable resolution)