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厦门仲鑫达自动化设备有限公司
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厦门市思明区湖滨东路湖光大厦8楼A座990NAD23000
此外,位保证电网馈点不中断,可采用在线式不间断供电电源(UPS)供电,提高供电的安全可靠性。并且UPS还具有较强的干扰隔离性能,是一种PLC控制系统的理想电源。
990NAD23000
2、电缆选择的敖设
为了减少动力电缆辐射电磁干扰,尤其是变频装置馈电电缆。笔者在某工程中,采用了铜带铠装屏蔽电力电缆,从而降低了动力线生产的电磁干扰,该工程投产后取得了满意的效果。
不同类型的信号分别由不同电缆传输,信号电缆应按传输信号种类分层敖设,严禁用同一电缆的不同导线同时传送动力电源和信号,避免信号线与动力电缆靠近平行敖设,以减少电磁干扰。
OMEGA ENGINEERING 19.5" 495MM THERMOCOUPLE TEMPERATURE SENSOR 1/2" (NEW)
KANETEC KMD-15B DEMAGNETIZER 110V 1PH
LOT OF 4!! SEIWA HEATING ELEMENT BAND 230/460V 730W 2.5" CLAMP HEATER GM-0347
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