UL 60730-2-16A Automatic Electrical Controls for Household and Similar Use; Part 2: Particular Requirements for Automatic Electrical Water Level ControlsUL 60730-2-18 Standard for Automatic Electrical Controls for Household and Similar Use; Part 2: Particular Requirements for Automatic Electrical Water ...
2002 9 UL634H256 Test Configuration for Functional Check 3V A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 VCCX Y VCAP relevant test measurement Input level according to the ment of all 8 output pins Simultaneous measure- DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 1.1 k VIH VIL VO ...
15、for fire resistance of vault and file room doorsul 157standard for gaskets and sealsul 162standard for safety for foam equipment and liquid concentratesul 174standard for household electric storage tank water heatersul 180standard for liquid-level indicating gauges for oil burner fuelsul 181stand...
H- to L-level i: If W is LOW and when E goes LOW, the outputs remain in the high impedance state. j: E or W must be VIH during address transition. 6 October 20, 2003 UL634H256 Nonvolatile Memory Operations Mode Selection A13 - A0 E W HSB Mode I/O Power Not...
图4 EMC2电阻的脉冲性能分析 右上图显示了EMC2电阻的峰值极限与脉冲宽度的关系。这里的数据是针对单个矩形脉冲的。该应用中的实际脉冲形状具有指数衰减,但这可以转换为等量能量的等效矩形脉冲,其宽度是时间常数的一半,即RC/2。对于不同的储能电容器值,右下图简单地将电阻值与等效矩形脉冲宽度联系起来。对于ULW,图...
161 UL 60730-2-15-2019 2019-11-06 English UL Standard for Safety Automatic Electrical Controls – Part 2- 15: Particular Requirements for Automatic Electrical Air Flow, Water Flow and Water Level Sensing Controls - Third Edition 162 UL 60730-2-15 (ND)-2019 2019-11-06 English National Diffe...
标准号:UL 634-2000 ??? 发布时间:2000-02 玩具用变压器 (Toy transformers )??? 标准号:UL 697-1998 ??? 发布时间:1998-05 危险场所用工业控制设备 (Industrial control equipment for use in hazardous (classified) locations )??? 标准号:UL 698-1995 ??? 发布时间:1995-06 门组件的正压力燃烧试验...
The UL634H256 is a fast static RAM (35 and 45 ns), with a nonvolatile electrically erasable PROM (EEPROM) element incorporated in each static memory cell. The SRAM can be read and written an unlimited number of times, while independent nonvolatile data resides in EEPROM. Data transfers ...
卷材 (Polymeric materials - Coil forms ) 标准号:UL 1692-1999 发布时间:1999-06地板抛光机 (Floor-finishing machines ) 标准号:UL 561-1997 发布时间:1997-05制冰机 (Ice makers ) 标准号:UL 563-1995 发布时间:1995-07无水液氨和液化石油气用液位量规及指示器 (Liquid-level gauges and indicators for...
无水液氨和液化石油气用液位量规及指示器(Liquid-levelgaugesandindicatorsforanhydrousammoniaandLP-gas) 标准号:UL565-1998 发布时间:1998-09 专用转换开关(Special-useswitches) 标准号:UL1054-2003 发布时间:1996-05 船用过滤器、净化器和分离器(Marineusefilters,strainersandseparators) 标准号:UL1105-1998 发布...