描述
抗干扰措施。来自电源线的杂波，能造成系统电压畸变，导致系统内电气设备的过电压、过负荷、过热甚至烧毁元器件，造成PLC等控制设备误动作。所以，在电源入口处最好应设置屏蔽变压器或电源滤波等防干扰设施。其中，电源滤波器的地要以最短线路接到中央保护地。对于直流电源，则可加装微分电容加以干扰抑制。
Allen Bradley H.S. input Module 1745-E155 Used
Allen Bradley 1745-LP153 SLC 150 Processor Unit
ALLEN BRADLEY 1745-LP151 USED 1745LP151 SER. B
Allen Bradley Memory Module 1745-M1 SerB NIB!
Allen Bradley SLC 150 Programmable Controller 1745-LP15
One-day shipping available
ALLEN BRADLEY SLC100 PROGRAMMABLE CONTROLLER 1745-E101
ALLEN BRADLEY SLC100 PROGRAMMABLE CONTROLLER 1745-E101
1745B1 NEW ALLEN BRADLEY 1745 B1 FREE SHIPPING
One-day shipping available
Allen Bradley 1745-B1 1745B1 NEW-NO BOX Free Shipping
One-day shipping available
Allen Bradley Interface Converter 1745-PCC & 1745-C1
NEW Allen Bradley SLC500 PLC 1745-M1 Memory Module BNIB
ALLEN BRADLEY SLC 100 1745-E106 SER. A EXPANSION UNIT
Expedited shipping available
ALLEN BRADLEY SLC 100 1745-LP101 SER. D PROCESSOR UNIT
Expedited shipping available
Allen Bradley 1745-E101 SERIES A SLC100 Expansion Unit
