描述
CPU主要由运算器、控制器、寄存器及实现它们之间联系的数据、控制及状态总线构成，CPU单元还包括外围芯片、总线接口及有关电路。内存主要用于存储程序及数据，是PLC不可缺少的组成单元。
NEW Westinghouse HFB HFB3090 90 amp 3 pole BREAKER *
NEW SQUARE D EJB EJB34070AABASA 70 AMP SHUNT BREAKER
NEW SQUARE D QGL QGL22200LU 200 AMP 2 POLE BREAKER
Square D MhL MhL36400 400 amp 600v 3 pole Breaker
MCQUAY MICROTECH II PCO2MQ3BL0 CHILLER CONTROLLER
FIREYE 72DUVS4 ULTRAVIOLET AMPLIFIER BOARD
NEW GE SGHA SGHA36AT0400 350 amp trip 3 pole Breaker
Square D MH MH36600 3 pole 600v 600 amp Breaker
NEW ALLEN BRADLEY 705 E0D COIL REVERSING MOTOR STARTER
NEW Square D QE QE2125VH 125 amp 2 pole 240v Breaker
cutler hammer FD FD3225 225 AMP 600V 3 POLE BREAKER NEW
