描述
抗干扰与外部互锁当PLC输出带感性负载,负载断电时会对PLC的输出造成浪涌电流的冲击,为此,对直流感性负载应在其旁边并接续流二极管,对交流感性负载应并接浪涌吸收电路,可有效保护PLC。当两个物理量的输出在PLC内部已进行软件互锁后,在PLC的外部也应进行互锁,以加强系统的可靠性。
KLA-Tencor Quantox Distribution Module 64060 working
KLA-Tencor Optics RF Bench Assy. 740-058089-00 untested
KLA-Tencor 0092173-001 Hamamtsu L9519-01 D2 HB Lamp New
KLA-Tencor AIT Laser Servo Detector Assy. 0099586-000
KLA-Tencor AIT 2 Tropel Lens Assy. 142851 working
KLA-Tencor 710-680279-00 Optics Interface Board New
KLA-Tencor 780-688356-001 Sony SMO-F551 Optical Drive
KLA-Tencor 5300 AMS Assy 720-480036-002 Used, Untested
KLA-Tencor SLX Relay/M5 Assembly 760-333019-001 Used
KLA-Tencor UV1XX0 Camera 0049115-000 Used
KLA-Tencor Programmable Assembly 20009243A
KLA-Tencor 3XX-1 Image Rotator 760-321260-000 New
KLA-Tencor SP1 TBI Ellipsoid Collector 393541 New