Additel 221A Multifunction Temperature Calibrator User Manual - Manual (Page 31)

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8. Basic Operation
8.1Basic Mode
When the device is entered into startup page, it always appears the Basic
Mode.The main screen displays Voltage in the measurement display area
and Voltage in the source display area (as Figure 8.1). When returning
from higher level operations(Setup, Task, Measuring options, Sourcing
options and so on), the calibrator will also return to the Basic Mode with
last configured measurement and source.
In Basic Mode, you can press the navigation keys Up/Downto
activatemeasurement display area or source display area. Function
toggled keys (
, , , , ) are used to switch to the desired
item to measure or source.
In the Basic Mode, you can do as follows:
 Measure signals and zero the measuring value if allowed.
Note: The calibration data (refer to section 9.6 system calibration)
will be changed once zero trim is performed, and this calibration data
can be restored manually.
 Source/Simulate signals. Stepping, ramping (if allowed), set, and reset source value.
 Capture the snapshot.
Figure 8.1 TheBasic Mode