The utility model relates to an electronic reading device for gas meters. Measurement data and an electronic reading circuit of a gas meter are connected by an optical fiber; one end of the optical fiber is connected with the measurement data of the gas meter; the other end of the optical ...
an instrument used to measure temperature, esp one in which a thin column of liquid, such as mercury, expands and contracts within a graduated sealed tube. See alsoclinical thermometer,gas thermometer,resistance thermometer,thermocouple,pyrometer ...
The system for reading electricity, water and gas consumption meters uses an electronic module in the form of a calculator with a numeric keypad which the consumer uses to enter the value of meter reading for a specific service. The device includes a button which selects the appropriate service...
The present invention may be realized by the pre-charge DCPL network automatic meter reading, gas users to control, inspection and other table with system failures. DCPL网络既是直流电力线载波通讯网络,又作为24VDC的供电网络,实施成本很低,使用十分方便,计量精度明显高于现有技术,实现了网络化燃气流量的...
By reading this article, you will learn about the LM324DTBR2G operational amplifier. At present, you can purchase this item from OEM Secrets, with On Semiconductor as manufacturer and Newark Electronics as a distributor. We will now discuss the prima...Read More ...
Advanced meter reading tokenless prepayment The authors describe how, in 1993, Manweb (UK) decided to implement a large-scale advanced meter reading (AMR) trial to test the technology, its applicatio... M.R.J.,Clay,A.J.,... - 《Power Engineering Journal》 被引量: 3发表: 1996年 峨眉...
DN15-DN40 Small Size Digital Smart Remote Reading Wireless Intelligent Ultrasonic Water Meter US$36.00 100 Pieces (MOQ) Sts DIN Rail Single Phase Prepaid Electricity Meter with Ciu US$25.00-35.00 50 Pieces (MOQ) Digital Fuel Flowmeter Water Flow Sensor Ultrasonic Turbine Flowme...
Automatic Meter Reading System for Water-Supply In this paper, we introduce automatic meter reading system for tap water. The system is composed of automatic meter, router using RF and CDMA network, and data server. This system will easily extend to fire detect, gas, and electric char... CG...
Water Meter Module Gas Meter Module Pipe network operation and maintenance solutions Production Scheduling Solutions Meter Reading Charging Solution Leakage Control Solutions Products Ultrasonic Module Leakage Control Solutions undefined About Introduction Road Map Certification Video Ultrasonic Water ...
a我喜欢在图书馆看书,因为这里书很多而且很安静;我还可以去电子阅览室去查资料,获得我想要的信息 I like in the library reading, because here book are very many very peacefully moreover; I also may the de-electronation reading room look up the material, obtains information which I want[translate]...