Fluidwell F Series Operation Manual page 8

Page 8
For the Operator, the following functions are available:

Display level
This is the main display information of the F173-A. After selecting any other information, it will
always return to this main display automatically. The contents or percentage is displayed with
17mm digits on the upper line. On the bottom line, the measuring unit will be displayed.
When "-------" is shown, then the level value is too high to be displayed.
The arrows  indicate the increase/decrease of the level trend.
After pressing select, a second window is available with percentage or contents (depending
on the setup configuration).

Programming the high / low level alarm values
Remark: this function might not be accessible: it depends on the configuration of the unit..
When the SELECT-key is pressed a few times, the alarm values for low and high level will be
displayed. To change the alarm value, following procedure must be execute:
1) press PROG: the word "PROGRAM" will be flashing,
use  to select the digits and  to increase that value,
2)
3) set the new alarm value by pressing ENTER.
Fig. 4: Example display information during programming maximum level.
When data is altered but ENTER has not been pressed yet, then the alteration can still be
cancelled by waiting for 20 seconds or by pressing ENTER for a few seconds: the former
value will be reinstated.

Level alarm
When the actual level is outside the allowed range, an alarm message will be displayed at the
bottom line of the display indicating the type of alarm: "LO LEVEL ", "HI LEVEL" or
"HI-LO LEVEL".
The alarm is terminated automatically as soon as the level is in its range again. Due to the
setup configuration it might be that the level is outside it's range without an immediate alarm.

Low-battery alarm
When the battery voltage drops, it must be replaced. At first "low-battery" will flash, but as
soon as it is displayed continuously, the battery MUST be replaced shortly after!
Only original batteries supplied by the manufacturer may be used, else the guarantee and
liability will be terminated. The remaining lifetime after the first moment of indication is
generally several days up to some weeks.

Alarm 01-04:
When "alarm" is displayed, please consult Appendix B: problem solving.
Fig. 5: Example of low-battery alarm.
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