描述
由于系统程序及工作数据与用户无直接联系，所以在PLC产品样本或使用手册中所列存储器的形式及容量是指用户程序存储器。当PLC提供的用户存储器容量不够用，许多PLC还提供有存储器扩展功能。
存储器主要有两种：一种是可读/写操作的随机存储器RAM，另一种是只读存储器或可擦除可编程的只读存储器ROM、PROM、EPROM和EEPROM。
REXROTH SERVO MOTOR MHD071B-061-PP0-UN
REXROTH SERVO VALVE NO: 3DS 2 EH 10-21/A2-140Z8M
Expedited shipping available
REXROTH DURA DRIVE – HDC01.1 A04ON
Rexroth Servo Drive Unit, DKCXX.3-040-7 WARRANTY
One-day shipping available
New Rexroth Bosch Hydraulic Solenoid Valve, 4WRPE-10W
One-day shipping available
Rexroth Hydraulic Proportional Valve NEW #4WRE10EA64
REXROTH PISTON PUMP-AA10VSO71FED/30R
REXROTH SERVO VALVE NO: 3DS2EH 10-25/A2-140Z8M
Expedited shipping available
REXROTH 3000PSI HYDRAULIC CYLINDERS 43MP-2318-PL-REV
TWO LIFT CYLINDERS MOUNTED IN PARALLEL
