| 1. | Intrinsically safe circuit
本质安全电路 |
| 2. | Analysis of low - energy arc discharge of d . c . resistive intrinsically safe circuits
直流电阻性本质安全电路低能电弧放电分析 |
| 3. | I " electrical apparatus for explosive atmospheres - intrinsically safe circuits and electrical apparatus " i
本质安全型电路和电气设备 |
| 4. | Specification for electrical measuring instruments for use on intrinsically safe circuits in coal mines
煤矿安全电路用电气测量仪器规范 |
| 5. | The equipment placed in the hazardous area contains only intrinsically safe circuits . a circuit is intrinsically safe if no sparks of thermal effects occur under establishedtest conditions ( including the normal operating and certain fault conditions ) , which could lead to the ignition of a given explosive atmosphere
设备内部的电路在规定的条件下，正常工作或规定的故障状态下产生的电火花和热效应均不能点燃爆炸性混合物。 |
| 6. | The portable infrared press instrument has the following characteristics : has small volume and weight and carry easily ; use a keyboard to input orders and display the corresponding information on the lcd display for the sake of the user ' s convenience ; has big data capacity and can collect 30 press measure instruments all the data which have stored for a week ; show the real - time date and time ; communicate through the infrared with speed of 2400kbps ; has the intrinsically safe circuit and can be safely used under coal mine
本文所研制出的红外线压力手抄器的主要特点是：体积小、重量轻、易于携带；使用键盘输入命令，并在液晶显示屏上给予相应的提示，极大地方便了使用者；数据容量较大，可一次采集30台压力测试仪一周内存储的压力数据；全日历实时时钟显示；红外数据通讯功能，传输速率为2400kbps ；本安设计，可安全的应用于煤矿井下。 |
