ZOD0200A

Series:	ZOD
Part Status:	Active
Encoder Type:	Mechanical
Output Type:	Quadrature with Index (Incremental)
Pulses per Revolution:	200
Voltage - Supply:	4.75 V ~ 28 V
Actuator Type:	1/4" Open Center
Detent:	No
Built in Switch:	--
Mounting Type:	Chassis Mount, Motors
Orientation:	--
Termination Style:	Cable
Rotational Life (Cycles Min):	--

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Encoders

Encoders are devices that convert motion from mechanical to electronic signals. They are primarily used to provide feedback information on the position of various mechanical parts, and some encoders also measure velocity and acceleration. The ZOD0200A is an incremental optical encoder whose application field and working principle are discussed below.

Application Field

The ZOD0200A incremental optical encoder is applicable to almost any motion control system where position or velocity feedback is critical. It is commonly used in robotics, CNC equipment, material handling, HVAC systems, machine tools, elevators, conveyors, and many other industrial and commercial dynamic systems. In addition, this encoder is ideal for applications that require precise low-speed motion control and absolute or incremental position sensing.

Working Principle

The ZOD0200A uses light emitting diodes (LEDs) to produce flashes of light that are then detected by a detector. As the encoded shaft rotates, the LEDs, mounted in an alternating pattern on a code disc, interrupt the light signal, causing a sequence of pulses to be generated. The intensity of these pulses is proportional to the speed of the rotation and can be used to measure the position and velocity of the suspect shaft.The encoder is composed of two main components: the LED and the detector. The LED emits a light beam at a set frequency which is then detected by the detector. This light beam then passes through a specially designed pattern wheel and is reflected onto the detector. The pattern on the wheel is designed to have a series of evenly spaced spots that, when the wheel rotates, interrupts the light beam and causes a series of pulses or bits to be generated which can then measure the position of the shaft.

Features

The ZOD200A features a Compact size, with an operating temperature range from −25°C to +85°C and a low power consumption in both static and dynamic conditions. Furthermore, it has an extended rotation angle of 360°, an optical resolution of 0.5°, a repeatability rate of 0.2° and a response frequency of up to 2000Hz. All these features make it an ideal encoder for a variety of applications.

Conclusion

The ZOD0200A is an incremental optical encoder designed for motion control applications. It features a compact design, a wide operating temperature range and low power consumption, and provides both position and velocity feedback on the suspect shaft. Furthermore, its 360° rotation angle, 0.5° optical resolution and 2000Hz response frequency make it ideal for precision low-speed motion control applications.

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