HF scientific 19944 Triple Validation Turbidimeter - 0-100 NTU - Manual (Page 25)

TVT2 (5/02)
Rev. 1.7 (.pdf) 20
If you selected to turn the alarm OFF, you will be immediately prompted to set up alarm
2 (go to section 8.5.2). If, on the other hand, you selected one of the other functionalities
you will be prompted to set the delay times.
Alarm 1 Delay Times: Delay On: The following display will appear to allow you to
select the number of seconds currently set for the “delay on” time.
The current selected number of seconds will be shown. You can select the desired
number of seconds for the “delay on” time for this alarm using the
t and u buttons.
Once you have set the desired delay time, press the
↵
button to accept it.
Delay Off: Next, the following display will appear to allow you to select the number of
seconds currently set for the “delay off” time.
The current selected number of seconds will be shown. You can select the desired delay
on time for this alarm using the
t
and
u
buttons. Once you have set the desired delay
time, press the
↵
button to accept it.
Alarm 1 Set Point: Finally, you will be prompted to select the set point for this alarm;
this is indicated by “S/P” shown on the lower row of the display. You can select the
desired alarm level by using the
t
and
u
buttons. Once you have set the desired set
point, press the
↵
button to accept it. After you complete the settings for alarm 1 you
will be prompted to set up information on alarm #2.
8.5.2 Alarm 2
Repeat the procedure listed in section 8.5.1 to set up the parameters for alarm 2. If you
select to turn the alarm OFF, you will be immediately prompted to set up alarm set up the
analog output (go to section 8.6). If, on the other hand, you selected one of the other