R&S NRP2 - Page 81

Instrument Functions
R&S
®
NRP2
63User Manual 1173.9157.02 ─ 03
4.1.3 Zero hardkey
ZERO starts the autozero function. Zeroing removes offset voltages from the analog cir-
cuitry of the sensors, so that there are only low powers displayed when there is no power
applied.
Turn off all test signals before zeroing.
4.1.3.1 Zero dialog box
Fig. 4-2: Zero dialog box
The colored background of the text indicates that the function can also be started by
pressing the ZERO hardkey (again).
Zero All
Zeroes all connected sensors.
SCPI command:
CALibration:ALL:ZERO:AUTO on page 235
Zero A | B | C | D
Zeroes the selected channel.
SCPI command:
CALibration<[1]..4>:ZERO:AUTO on page 235
4.1.3.2 Zeroing failure
If the power measured during zeroing is too large, the R&S NRP2 reports an error.
Fig. 4-3: Zeroing error message
Main Settings