Fluidwell E126-P-EG, User Manual

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User Manual E126-P-EG
Page 14 FW_E126-P-EG_M_v0301-01_EN
Historical day totals
Besides directly reviewing the Current Day Total and Previous Day Total, a list of the last 15
Previous Day Totals is saved.
LOG
0 00 1
10
30
20 80
90
70
GAL
TOTAL
Fig. 7:
Example of historical day total from 8 days ago
The list can be reviewed in LOG-mode in the following way:
1. From OPERATOR-mode, press the CLEAR-key for 3 seconds.
2. Press the SELECT- and CLEAR-keys to scroll up and down through the list of Previous Day
Totals. The number that is displayed on the left of the bottom line indicates the age of the shown
Previous Day Total, in days. Note that the entry with age ‘00’ represents the (running) Current
Day Total.
3. To return to the OPERATOR-mode again, press the PROG-key for 3 seconds or wait for 3
minutes.
4.4.4 LINE PRESSURE AND TEMPERATURE
Several times a second, the input value of the pressure and temperature sensors is measured.
Pressure and temperature are calculated based on the configuration settings for
SETUP 6:
PRESSURE [»29]
and
SETUP 5: TEMPERATURE - WITH TYPE TA (4-20MA) [»28]
or
SETUP 5: TEMPERATURE - WITH
TYPE TP (PT100) [»27]
and shown on the display with the configured number of decimals and (display)
unit. Note that the pressure is always indicated as an absolute pressure value.
4.5 OPERATOR ALARMS
4.5.1 LOW BATTERY
When a battery is used to supply the unit (Type PB) and the battery voltage becomes too low during
operation, the battery indicator comes on to warn that the unit is becoming less reliable. It is advised
to install a new battery (as soon as possible) as described in
Section 7.3: Replace battery [»56]
.
Fig. 8:
Low battery alarm
4.5.2 RANGE ERROR
When the input value of the pressure or temperature sensor is out of the calibrated
measurement range (e.g. due to a wire break or a faulty sensor), a range error is raised:
The alarm flag starts flashing and the text RANGE ERROR is shown on the pressure or
temperature screen.
ALARM