Professional handbook30 min readContent language: English
50 shared questions for Flow switches, covering selection, delivery, maintenance, common questions and evidence-based brand comparisons, with verification actions, limits and sources.
Read the topic →Selection and applications3 min readContent language: Chinese
热式判断散热变化,机械式利用流动作用,两者工况边界不同。
Read the topic →Selection and applications3 min readContent language: Chinese
两个门限之间的差异可避免抖动,不能只写一个动作流量。
Read the topic →Selection and applications3 min readContent language: Chinese
常开常闭是电气定义,需结合正常流动和失电状态解释。
Read the topic →Selection and applications3 min readContent language: Chinese
晶体管输出需匹配系统输入,不能当无源接点接线。
Read the topic →Selection and applications3 min readContent language: Chinese
触点容量需按电压电流及负载性质核对,不宜直接带大负载。
Read the topic →Selection and applications3 min readContent language: Chinese
挡板尺寸与管径和流速关系需按结构确认,不能任意剪裁。
Read the topic →Selection and applications3 min readContent language: Chinese
铰接及受力方向影响动作,安装应按箭头与姿态要求。
Read the topic →Field troubleshooting3 min readContent language: Chinese
颗粒和结晶可能妨碍活塞,需核对清洁度及过滤。
Read the topic →Selection and applications3 min readContent language: Chinese
温度突变改变热交换,需核对补偿动态与启机条件。
Read the topic →Selection and applications3 min readContent language: Chinese
热物性密度黏度变化可改变门限,换介质后应重新验证。
Read the topic →Selection and applications3 min readContent language: Chinese
敏感部位必须处于代表流动的位置,接管过长可能遮蔽。
Read the topic →Selection and applications3 min readContent language: Chinese
局部速度和总体积流量相关但不相同,管径改变后门限会变化。
Read the topic →Field troubleshooting3 min readContent language: Chinese
敏感区接触气体会改变检测状态,需保证所需充满条件。
Read the topic →Selection and applications3 min readContent language: Chinese
开关在旁通检测到流动,不一定证明被保护设备内有流。
Read the topic →Selection and applications3 min readContent language: Chinese
延时用于允许建立流动,但过长会延后失流处理。
Read the topic →Selection and applications3 min readContent language: Chinese
延时可减少短扰动误报,也会延迟真正失流响应。
Read the topic →Selection and applications3 min readContent language: Chinese
振动可影响活动件或接触状态,应与真实流动区分。
Read the topic →Field troubleshooting3 min readContent language: Chinese
附着可能改变热交换或机械动作,应定期核对状态。
Read the topic →Selection and applications3 min readContent language: Chinese
强制输入只能验证电路部分,不能代替工艺流动试验。
Read the topic →Field troubleshooting3 min readContent language: Chinese
断线掉电与真实停流的系统处理应预先明确。
Read the topic →Measuring principles3 min readContent language: Chinese
开关主要提供是否满足流动条件的状态,不能用一个接点推算连续流量和累计量。
Read the topic →Selection and applications3 min readContent language: Chinese
动作设定可能以体积流量速度或相对信号表示,单位和定义需按型号确认。
Read the topic →Selection and applications3 min readContent language: Chinese
重复性与绝对门限准确度不同,应在相同工况下多次试验。
Read the topic →Selection and applications3 min readContent language: Chinese
管道压力与介质温度组合需要整体核对,连接及密封也有边界。
Read the topic →Field troubleshooting3 min readContent language: Chinese
本体敏感部件密封和线缆应分别确认,主介质兼容不代表清洗也兼容。
Read the topic →Selection and applications3 min readContent language: Chinese
泵运转反馈不能证明水流,流量开关也要装在正确流路中。
Read the topic →Field troubleshooting3 min readContent language: Chinese
开关位置应能反映设备得到的实际流量,过滤器和旁通位置需明确。
Read the topic →Selection and applications3 min readContent language: Chinese
供水有流不自动证明全部回路都畅通,应按实际支路设置目标。
Read the topic →Selection and applications3 min readContent language: Chinese
总流量开关不能单独证明每条支路达到最低流量。
Read the topic →Selection and applications3 min readContent language: Chinese
单方向或无法判方向的开关可能把倒流当有流,应按任务核对。
Read the topic →Selection and applications3 min readContent language: Chinese
余流和自然循环可能在停泵后继续,不能把信号未立即消失直接当故障。
Read the topic →Selection and applications3 min readContent language: Chinese
正常最低流量应与动作复位条件有合理裕量,不能长期贴近边界。
Read the topic →Selection and applications3 min readContent language: Chinese
过程耐温不等于电子和电缆可承受同温度,应分别核对。
Read the topic →Selection and applications3 min readContent language: Chinese
更换清洁要具备隔离和拆装空间,不能只核对螺纹能否装上。
Read the topic →Selection and applications3 min readContent language: Chinese
有诊断接口的型号应让系统区别内部故障与真实失流。
Read the topic →Selection and applications3 min readContent language: Chinese
电机启动和不当布线可能影响信号,应按型号与现场方案检查。
Read the topic →Selection and applications3 min readContent language: Chinese
核验门限时参照应适用于小流量和当前介质,不能只用泵铭牌估计。
Read the topic →Selection and applications3 min readContent language: Chinese
螺纹相同仍需核对插入位置及感应机理,不能只做尺寸替换。
Read the topic →Selection and applications3 min readContent language: Chinese
相同动作点的开关可能输出不同,需核对接点晶体管及供电。
Read the topic →Selection and applications3 min readContent language: Chinese
开关探头接口继电器及试验配合应明确,避免只比较主体价格。
Read the topic →
No matching topic. Try another keyword.