1 380973 Ver. 1.01 8 /99
INSTRUCTION MANUAL
Model
380973
True RMS AC Clamp-on DMM
•
True RMS AC measurements enable
precision distorted or non-sinusoidal
waveform measurements
•
Peak Hold and Data Hold
•
Selectable temperature measurement units
•
Frequency measurements using the current
jaws or using the test leads.
1. INTRODUCTION
Congratulations on your purchase of Extech’s 380973 True RMS AC Clamp-on DMM. This
professional meter, with proper care, will provide years of safe reliable service.