6-2 Run Control Setup Model 831 Manual
There are six modes of measurement duration available.
• Manual Stop
•Timed Stop
•Stop When Stable
• Continuous
• Single Block Time
•Daily Time
A brief description of each is presented in the following
sections.
Manual Stop
The Stop key will stop a
measurement while in this run mode.
When using Manual Stop, the measurement is initiated
manually by pressing the
9 (RUN/PAUSE) key and is
manually stopped by pressing the 7 (STOP) key. The setup
procedure is described in ‘Manual Stop, Timed Stop or Stop
When Stable” on page 6-4.
Timed Stop
The Stop key will stop a
measurement while in this run mode.
When using Time Stop, the measurement is initiated
manually by pressing the
9 key and is stopped
automatically after a user-defined time period. The setup
procedure is described in ‘Manual Stop, Timed Stop or Stop
When Stable” on page 6-4.
Stop When Stable
The Stop key will stop a
measurement while in this run mode.
When using Stop When Stable, the measurement is initiated
manually by pressing the
9 key. The measurement will
stop when the measured level has remained within a user-
defined range and the measurement has run for a user-
defined time period. The setup procedure is described in
‘Manual Stop, Timed Stop or Stop When Stable” on page 6-
4.
Continuous
When using Continuous, the Model 831 begins running
whenever the Run key is pressed and when the power is
turned on. A session log entry of type “Run” with a cause of
“Power” is created at the same time. It is stopped by
pressing the 7 key. Measurements are made continuously
from the time of power-on to stop. The setup procedure is
described in ‘Continuous” on page 6-6.
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