TI TIDA－ PLC模拟输入IEPE震动传感器接口参考设计

1、TI TIDA01471 PLC模拟输入IEPE震动传感器接口参考设计时间：2018-01-26 10:35:28 作者：TI 来源：中电网TI公司的TIDA01471是PLC模拟输入综合压电(IEPE)震动 HYPERLINK /details/20080820100017637.html t _blank 传感器接口参考设计,具有单路IEPE传感器模拟输入,24位转换效率,20kHz信号带宽,可编数据速率265 kSPS到 32 kSPS,可调增益-12dB到18dB,可编程激励电流2-20mA,10-V AC输入,250-k输入阻抗,工作温度40 - 85,主要用在PLC,DCS模拟和混

2、合输入模块, HYPERLINK /topic/tag_list.html?id=63745 t _blank 模拟信号调理/ HYPERLINK /topic/tag_list.html?id=75227 t _blank 发送器,震动开关,数据采集和测量系统.本文介绍了参考设计TIDA-01471主要特性和指标,框图和测试建立图,电路图,材料清单和PCB设计图.Industrial vibration sensing is a crucial process incondition monitoring, which is necessary for predictivemaintenan

3、ce. An integrated electronic piezoelectric(IEPE) sensor is the most common vibration sensorused in the industrial environment. The TIDA-01471design is a full analog front end for the IEPE sensorinterface and demonstrates how to achieve flexiblehigh-resolution, high-speed conversion with low-powerand

4、 small-footprint implementation.IEPE vibration sensor interface circuits are high-resolution, high-speed-specialized sensor interfacecircuits used in a range of industrial control products, including high-end measurement and dataacquisition (DAQ) systems, vibration switches, conditioners, and transm

5、itters, as well as dedicated analoginput modules for programmable logic controllers (PLCs). The IEPE vibration sensor interface is anessential part of the condition monitoring platforms offered by top PLC and distributed control systems(DCSs) manufacturers. The range of existing IEPE sensor interfac

6、e products extend from single channelto 12 or more channels for high-end systems. The bandwidth ranges from 1 kHZ up to 100 kHz with20 kHz as the most common bandwidth setting. The sampling HYPERLINK /topic/tag_list.html?id=20158&index=7 t _blank frequencyranges from 25 kSPS up to100 kSPS, with a re

7、solution of 16 bits to 24 bits.参考设计TIDA-01471主要特性: Single-Channel IEPE Sensor Analog Input 24-Bit Conversion Resolution 20-kHz Signal Bandwidth Programmable Data Rate: 265 kSPS to 32 kSPS Adjustable Gain: 12 dB to 18 dB Programmable Excitation Current: 2 mA to 20 mA 10-V AC Input, 250-k Input Impeda

8、nce 40 to 85 Operating Temperature Range Diagnostics: Wire-Break, Short-Circuit Detection,and Short-Circuit Protection参考设计TIDA-01471应用: PLC, DCS Analog, and Mixed Input Module Analog Signal Conditioner/Transmitter Vibration Switch Data Acquisition and Measurement Systems图1.参考设计TIDA-01471外形图参考设计TIDA-

9、01471主要指标:图2.参考设计TIDA-01471框图图3.参考设计TIDA-01471测试建立图图4.参考设计TIDA-01471电路图(1)图5.参考设计TIDA-01471电路图(2)图6.参考设计TIDA-01471电路图(3)参考设计TIDA-01471材料清单: HYPERLINK AO-Electronics HYPERLINK /main.php 傲壹电子 官网： HYPERLINK 中文网： HYPERLINK HYPERLINK /manufacturers-detail.php?tnid=131 ALPS HYPERLINK /manufacturers-detail

10、.php?tnid=134 ADI HYPERLINK /manufacturers-detail.php?tnid=182 IR HYPERLINK /manufacturers-detail.php?tnid=209 JRC/ HYPERLINK /manufacturers-detail.php?tnid=208 NJR HYPERLINK /manufacturers-detail.php?tnid=188 KEC HYPERLINK /manufacturers-detail.php?tnid=216 OTAX HYPERLINK /manufacturers-detail.php?tnid=236 Seoul Semiconductor HYPERLINK /manufacturers-detail.php?tnid=258 TI HYPERLINK /manufacturers-detail.php?tnid=270 Walsin Technology图7.参考设计TIDA-01471 PCB设计图(1)图8.参考设计TIDA-01471 PCB设计图(2)图9.参考设计TIDA-01471 PCB设计图(3