PFTL101A 2.0KN 3BSE004172R1 ABB

IC3600SFUA1D
IC3600SFUC1C
IC3600SHPB1D
IC3600SHPB1D
IC3600SHPB1
IC3600SSVD1L
IC3606STMJ1A
IC3600SVFA1B
IC3600EPSY1
IC3600EPSY1J

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描述

继电器控制逻辑依靠触点的机械动作实现控制,工作频率低,且机械触点还会出现抖动问题。而PLC是由程序指令控制半导体电路来实现控制,属于无触点控制,速度极快,且不会出现抖动。

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MILLIPORE CORPORATION FTPF05441 DEGASSER 145862
DAYTON 1/2-2 HP EXHAUST VENTILATOR 551-875 RPM 146597
BLACK BOX TD202-R2 ETHERNET AND TOKEN RING BOOKS 156337
ECOLOGIX DRT60 3.5 TON AIR HANDLER 153384
PHOENIX PD6231 AEROCOOL EVAPORATIVE COOLER 230V 159012
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RHEEM RAND-048DAZ 4 TON 13 SEER SS AIR CONDITIONER