GE通用电气 PQM-T20-C 超速保护器编码器

一、概述

PQM-T20-C 超速保护器编码器是由GE通用电气公司生产的一款高性能编码器，旨在提供精准、可靠的速度检测和超速保护功能。它广泛应用于工业自动化、数控机床、电力、机械加工等领域，对于确保设备的安全运行和提高生产效率具有重要意义。

二、主要功能

1. 速度检测：通过精确测量旋转轴的转速，PQM-T20-C编码器可以实时反映设备的运行状态，为控制系统提供准确的速度反馈。
2. 超速保护：当检测到设备的转速超过预设的安全阈值时，PQM-T20-C编码器会立即触发超速保护机制，通过输出信号使控制系统采取相应的措施，如减速、停机等，以避免设备因超速而损坏或引发安全事故。

三、技术特点

1. 高精度：PQM-T20-C编码器采用先进的光电检测技术，具有较高的测量精度和稳定性，能够准确反映设备的实际转速。
2. 高速运动性能：编码器在高速运动下依然能够保持稳定的性能，不易受到杂音、电磁干扰等因素的影响。
3. 耐磨损、长寿命：编码器采用耐磨损材料和结构设计，能够在恶劣的工业环境下长时间稳定工作，减少故障率和维护成本。
4. 数字信号输出：编码器输出的是数字信号，易于与控制系统进行连接和集成，提高了系统的整体性能和可靠性。

四、应用领域

PQM-T20-C超速保护器编码器广泛应用于各种需要精确速度测量和超速保护的工业自动化系统中，如数控机床、电机马达、输送带等。在这些应用中，PQM-T20-C编码器发挥着至关重要的作用，确保了设备的安全运行和高效生产。

GE General Electric PQM-T20-C overspeed protector encoder

I. Overview

The PQM-T20-C Overspeed Protector encoder is a high-performance encoder manufactured by GE and designed to provide accurate, reliable speed detection and overspeed protection. It is widely used in industrial automation, CNC machine tools, electric power, mechanical processing and other fields, to ensure the safe operation of equipment and improve production efficiency is of great significance.

Two, the main function

Speed detection: By accurately measuring the rotational speed of the rotating shaft, the PQM-T20-C encoder can reflect the operating status of the device in real time, providing accurate speed feedback to the control system.

Overspeed protection: When the speed of the device is detected to exceed the preset safety threshold, the PQM-T20-C encoder will immediately trigger the overspeed protection mechanism, and the control system will take corresponding measures through the output signal, such as deceleration, shutdown, etc., to avoid equipment damage or cause safety accidents due to overspeed.

3. Technical characteristics

High precision: PQM-T20-C encoder adopts advanced photoelectric detection technology, has high measurement accuracy and stability, and can accurately reflect the actual speed of the equipment.

High-speed motion performance: The encoder can still maintain stable performance under high-speed motion, and is not easily affected by noise, electromagnetic interference and other factors.

Wear resistance and long life: The encoder uses wear resistant materials and structural design, which can work stably in harsh industrial environments for a long time, reducing the failure rate and maintenance costs.

Digital signal output: The encoder outputs a digital signal, which is easy to connect and integrate with the control system, improving the overall performance and reliability of the system.

4. Application field

The PQM-T20-C Overspeed protector encoder is widely used in various industrial automation systems that require accurate speed measurement and overspeed protection, such as CNC machine tools, motor motors, conveyor belts, etc. In these applications, the PQM-T20-C encoder plays a vital role in ensuring the safe operation and efficient production of the equipment.