emergency warning circuit

The operating principle and debugging method of protection and alarm circuit for triphase are discussed.

介绍了电焊机缺相保护及报警电路的工作原理和调试方法，实验表明该电路不仅工作可靠，反应灵敏，而且线路简单，调整容易，成本低廉，适用于各类焊机中，尤其是在逆变焊机和智能型焊机中更有应用价值，在其它工业控制装置中均有一定的参考价值。

Such problems needing attention to of PLC application to stranding equipment as the output contact competition,output contact capacity and alarm circuit design are pointed out.

简述PLC用户程序的工作过程,指出PLC在捻制应用中应注意的输出触点竞争、输出触点容量和报警电路设计等问题,给出解决问题的具体方法和程序,使得PLC的应用更加安全可靠。

MC14600 is a kind of general alarm IC which is designed to make the interface of alarm circuit simple.

MC14 6 0 0是为简化报警电路的接口连接而设计的通用报警 IC,用较少的外部元件很容易构置成各种报警应用电路。

engine air temperature alarm circuit

发动机增压空气温度升高报警电路

A Better Alarm Circuit for Flammable Gases;

功能完善的可燃气体报警电路的设计

Application of Voice Alarming Circuit Based on ISD2590 in Coal Mine Comprehensive Monitoring and Control System

基于ISD2590的语音报警电路在煤矿综合监控系统中的应用

REPAIR THE RED BRAKE WARNING LAMP CIRCUIT FOR A SHORT TO GROUN

修理红色煞车警报灯电路对地短路。＊

multiplex automatic fire alarm

多路传输自动火警警报

Reliability Design and Analysis of the Circuit of the Car Immobilizer;

汽车电子防盗报警器电路的可靠性设计分析

Computerized Fire Alarm Transmission System [CFATS]

火警警报电脑传送系统

CONNECT A JUMPER WIRE BETWEEN THE RED BRAKE WARNING LAMP CIRCUIT AND GROUN

在红色煞车警报灯电路与地之间连接跳线。

Design of Anti-Theft and Alaram System for Lamp-power Supply Cable Based on GSM/GPRS;

基于GSM/GPRS的路灯电缆防盗报警系统设计

Causes Analysis on protection Signal Alarming for 220 kV GIS Circuit-breaker Motor

220kV GIS断路器电机保护信号报警原因分析

A Circuit Design of the Vehicle Overspeed Alarm System

一种可用于机动车超速警报系统的电路设计

Detection of Electronic Contact Spark and Its Remote Sensing Alarm

电路中触点火花的检测及遥感报警系统的研制

wired telegraph-type fire alarm box

有线电报式火灾报警箱

battery charging condition tell-tale

蓄电池充电状况警报灯

"Knowledge of electronic and manual safe lock servicing, electricity, and alarms is ideal.

"熟悉电子及手动保险柜的维修、电路和警报系统的人是理想人

In telephony, the use of tones to transmit supervisory, address and alerting signals over a circuit.

在电话技术中，利用音调在电路中传送监控、地址和报警信号的做法。

single zone fire alarm control unit

单路火灾报警控制器

multiple loop fire alarm control unit

多路火灾报警控制器