National Instruments VXI Series User Manual

Also see for VXI Series: Getting started

Contents

National Instruments VXI Series User Manual Manual pdf 17 page image

Chapter 1 Using the MainframeVXI-1501 User Manual 1-10 www.ni.comSafety Grounding InformationWarning For protection from electrical shock when operating at mains frequencies greaterthan 66 Hz, connect the chassis ground terminal to permanent earth ground.Grounding ProcedureConnect a 16 AWG (1.3 mm or larger) wire to the PEM nut shownin Figure 1-6. The wire must be green with a yellow stripe or bare(no insulation). Use an M4 × 10 screw, grounding lug, and toothed washers(or toothed lug) as shown in Figure 1-7. Securely attach the other end of thewire to a permanent earth ground using toothed washers or a toothed lug.Figure 1-6. Grounding ConnectionFigure 1-7. Grounding Screw, Toothed Washers