Getting Started 1
U3402A User’s and Service Guide 13
Key Description
+
Press to select compare math operation.
+
Press to select and set the high limit for compare math operation.
+
Press to select and set the low limit for compare math operation.
Press to enable Hold math operation. See “Hold” on page 26 for more
information.
+
Press to select the reference impedance for dBm measurement.
Press to enable the MinMax math operation.
+
Press to select the reading rate. See “Setting the Reading Rate” on
page 32 for more information.
Press to select the relative math operation.
+
Press to toggle in and out of the relative base (Rel#). See “Rel” on page 22
for more information.
Table 1 - 2 Keypad functions