HACH LANGE SIP 10 Manuel D'utilisation page 86

The measurement result is shown on the display.
Execution of a time course measurement
1. Press TIME COURSE.
2. Press OPTIONS to adjust the settings within time course mode.
3. Place the feed tube in the zero solution and press ZERO.
The zero solution is pumped in according to the selected SIP time.
Once the settle time has passed, the zero measurement is taken.
Note: If the PURGE START: AUTO setting has been activated in
the Sipper options menu, the rinse agent is pumped in automatically
after measurement.
English 86
The zero measurement is shown on the display.
4. Place the feed tube in the sample solution and press READ.
The sample solution is pumped in over the selected SIP time. Once
the settle time has passed, the measurement is taken.
The measurement is taken in accordance with the time course
settings. The ZERO/READ buttons change to MARK/STOP during
the time course. To abort the measurement process, press STOP.