Section 111 Model 11153A
3-13. AC VOLTAGE MEASUREMENT PROCEDURE. e. Connect GUARD terminal to LOW.
a. Turn instrument on and allow to warm up for 30 f. Select FRONT or REAR terminals. Connect input
minutes. voltage and read measurement on front panel display.
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b. Set FUNCTION switch to VAC(AC) or VAC(DC), or
select FUNCTION remotely. NOTE
c. Select RANGE manually or remotely, or set switch to Due to the nature of the ac converter I
AUTO. design, the display may not be zero when
the input is shorted, and readings below
d. Adjust SAMPLE RATE control to desired sampling 10% of full-scale may not be accurate. If t
speed, or apply external trigger. Refer to Paragraph a measurement falls below-lO% of scale,
3-7 in the 3484A Operating and Service Manual. switch to the next lower range.
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ACEC
HEWLETT-PACKARD
