Hach AS950 Fonctionnement page 17

3. Select an option.
Option
Immediately on
'Run'
On Trigger
After Delay
On Schedule
Type Description
None The sampling program starts after no delay.
Data and Time The sampling program starts after a set date and time.
Time Duration The sampling program starts after a set amount of time.
Flow Duration The sampling program starts after a set flow volume occurs. Select the source of
the flow measurement.
AUX-Pulse (or AUX-mA)—An external flow meter or third-party device connected
to the AUX I/O port. Flow 1 (or 2)—A sensor connected to the Sensor 1 (or 2)
port. IO 1 (or IO 2)—Analog Input IO 1 (or IO 2) of the optional IO9000 module.
Note: A flow measurement that is supplied through a sensor port or the IO9000 module is only available for
selection after it is selected to be recorded to the data log.
4.1.5.6.1 Start the program on a trigger (optional)
To do upset sampling, configure the sampling program to start on a trigger.
1. Push MENU.
2. Go to Programming>Sample Programming>Program Start>On Trigger.
3. Select an option.
Option Description
Setpoint Sets the sampling program to start when one or all of the selected channel
alarms occur.
External AUX Sets the sampling program to start when the external flow meter or a third-party
device that is connected to the AUX I/O port sends a signal to the sampler.
Refer to the flow meter documentation to configure the signal.
Description
The sampling program starts when RUN/HALT is pushed.
The sampling program starts (or starts and stops) when a trigger occurs.
The trigger is a selected channel alarm or a signal from an external flow
meter or third-party device that is connected to the AUX I/O port. Refer to
Start the program on a trigger (optional)
When RUN/HALT is pushed, the sampling program starts after the selected
delay. Refer to Table 7
options, refer to the expanded user manual on the manufacturer's website.
The sampling program starts on the selected day(s) of the week and time(s).
Select a maximum of 12 schedule intervals.
Delay—Sets the sampling program to start on the first scheduled day and
time after a selected delay. The delay is one time only. Refer to
the delay options. Schedule Intervals—Sets the number of schedule
intervals (1 to 12). Edit Schedule—Sets the start day and time and the stop
day and time for each schedule interval.
Table 7 Delay options
on page 17.
for the delay options. For descriptions of all the
Table 7 for
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