描述
PLC电源单元包括系统的电源及备用电池,电源单元的作用是把外部电源转换成内部工作电压。PLC内有一个稳压电源用于对PLC的CPU单元和I/O单元供电。
编程器是PLC的最重要外围设备。利用编程器将用户程序送入PLC的存储器,还可以用编程器检查程序,修改程序,监视PLC的工作状态。除此以外,在个人计算机上添加适当的硬件接口和软件包,即可用个人计算机对PLC编程。利用微机作为编程器,可以直接编制并显示梯形图。
Reliance Electric 45C-381/45C381
One-day shipping available
Reliance Electric 45C-201/45C201
One-day shipping available
RELIANCE ELECTRIC 831677 NSPP 831677
RELIANCE ELECTRIC 45C994 NSFP 45C994
RELIANCE ELECTRIC 0-57407-4 USPP 0574074
RELIANCE ELECTRIC 0-57407-4D USPP 0574074D
RELIANCE ELECTRIC 0-57407-4F USPP 0574074F
RELIANCE ELECTRIC 0-57407-4J USPP 0574074J
RELIANCE ELECTRIC 57C-407 USPP 57C407
RELIANCE ELECTRIC 0-57407-4H USPP 0574074H
RELIANCE ELECTRIC 0-51865-21 USPP 05186521
Reliance Electric 0-52841 Control Card 052841 New
Reliance 0-49001-5 Cardpak Power Supply 0490015 New
1 NIB RELIANCE ELECTRIC 0-60029-1 INTERFAC CARD 0600291
Reliance Electric Duty Master 7.5hp Motor 3510rpm 3PH
RELIANCE 0-51381-10 NIB 05138110