描述
离线编程是指主机和编程器共用一个CPU，通过编程器的方式选择开关来选择PLC的编程、监控和运行工作状态。编程状态时，CPU只为编程器服务，而不对现场进行控制。在线编程是指主机和编程器各有一个CPU，主机的CPU完成对现场的控制，在每一个扫描周期末尾与编程器通信，编程器把修改的程序发给主机，在下一个扫描周期主机将按新的程序对现场进行控制。计算机辅助编程既能实现离线编程，也能实现在线编程。在线编程需购置计算机，并配置编程软件。采用哪种编程方法应根据需要决定。
0-30V@0-33A DIGITAL REGULATED DC LAB POWER SUPPLY
POWER TEN 3300D-3033 0-30V@ 0-33A DC BENCH POWER SUPPLY
O-30V 33A PLANE ELECTRICAL SYSTEM TEST DC POWER SUPPLY
O-30V 33A AUTOMATED BURN-IN OVEN TEST DC POWER SUPPLY
0-30V DC AIRCRAFT ELECTRICAL SYSTEM TEST POWER SUPPLY
1KW EMI RFI EMISSIONS ANECHOIC CHAMBER DC POWER SUPPLY
1KW SEMICONDUCTOR WAFER PROCESS CONTROL DC POWER SUPPLY
SEMICONDUCTOR PROCESS LED LIGHT BURN IN DC POWER SUPPLY
RECORDING STUDIO NO NOISE DUAL VARIAC LIGHTING DIMMER
LAMBDA EMS 13-75-1-D 0-13V@0-75A BENCH DC POWER SUPPLY
75A ANODIZING TIN COPPER NICKEL GOLD PLATING RECTIFIER
