113 Agilent U1251A/U1252A User’s and Service Guide
2 Making Measurements
% Scale of 4–20 mA
The % scale for 4–20 mA or 0–20 mA is calculated using its
corresponding DC mA measurement. The meter will optimize
the best resolution automatically as shown in the table
below. The and bar graph is used for ranging 50 mA
and 500 mA. The % scale for 4–20 mA or 0–20 mA is set to
two ranges as follows:
Figure 6 Measuring scale of 4-20 mA
% (0–20 or 4–20 mA) Always auto range DC mA Auto or manual range
999.99% 50 mA, 500 mA
9999.9%
MAX