![]() Programmadle measuring instruments - Interface system(byte serial,bit parallel) - Codes, formats, pprotocols and common commands 可编程测量设备接口系统(字节串行、位并行)的代码、格式、协议和公共命令 |
![]() Electricity metering equipment (a.c.) - Particular requirements - Part 22: Static meters for active energy (classes 0,2 S and 0,5 S) 交流电测量设备 特殊要求 第22部分:静止式有功电能表(0.2S级和0.5S级) |
![]() Analogue signals for process control systems - Part 1: Direct current signals 过程控制系统用模拟信号 第1部分:直流电流信号 |
![]() Programmable controllers - Part 2: Equipment requirements and tests 可编程序控制器 第2部分: 设备要求和测试 |
![]() Electricity metering equipment(a.c) - Particular Requirements - Part 11: Electromechanical meter for active energy(classes0.5、1and2) 交流电测量设备 特殊要求 第11部分:机电式有功电能表(0.5、1和2级) |
Find out:57335Items | First -Previous-Next -Last | [841] [842] [843] [844] [845] [846] [847] |