描述
对于常见的AC220V交流开关类负载，例如交流接触器、电磁阀等，应该通过DC24V微小型中间继电器驱动，避免PLC的DO接点直接驱动，尽管PLC手册标称具有AC220V交流开关类负载驱动能力。
NATIONAL INSTRUMENTS IEEE CONTROLLER MODEL (GPIB-SCSI)
NATIONAL INSTRUMENTS PCI-GPIB IEEE 488.2 Tested
NI National Instruments AT-AO-6 181435C-06 AnalogOutput
National Instruments PC-DIO-24 I/O Board, 180710C-01
National instrument PCI-GPIB interface card 183617J-01
National Instruments Din Rail Mounting Kit # 777972-01
Save $290 NI National Instruments PCI DIO96 CARD
National Instruments AT-GPIB/TNT
NI National Instruments PCI DIO96 CARD – Save $290
National Instruments NI PXI-6527 Digital I/O PXI 6527
National Instruments NI IMAQ PCI-1408 Card Tested
