Dwyer UFB - Manual (Page 33)

3: Operating Procedures
29
Alarm configuration
1. To setup Alarm 1, select Alarm1 Mode and
press ENTER. This will access the ALARM1
MODE menu screen (shown below).
2. Scroll down the menu to the required alarm
operating mode and press
ENTER.
3. This will return you to the ALARM SETTINGS
menu.
4. If the selected mode is Low, High or Volume,
select Alarm1 Level, enter an appropriate
value then press ENTER to set the alarm
operating point (see below).
High or Low limit values
If High or Low limits are selected, the value entered in the ALARM SETTINGS menu must be in the range
-9999 to +9999. This value is in the units previously selected (e.g. gal/min). The default value is +9999.
Volume limit values
If VOL limit is selected, the value entered in the ALARM SETTINGS menu must be in the range
-3,999,999,999.99 to +3,999,999,999.99. This value will be in the units previous selected (e.g. liters, m3,
gals) The default value should be +3,999,999,999.99.
Alarm Test
1. Select Alarm Test and press ENTER in the Alarm1 MODE menu to test that Alarm1 can be activated.
2. Select Alarm Test and press ENTER in the Alarm2 MODE menu to test that Alarm2 can be activated.
Pulse Frequency
When Frequency is selected, a variable frequency pulse proportional to the flow rate can be output at the
ALARM 1 or ALARM 2 outputs. When this feature is used, the Max Pulse freq (Hz) and Flow at Max
Frequency must be set in the FLOW READING OPTION menu.
ALARM SETTINGS * *
Alarm1 Mode
Alarm1 Level :
Alarm2 Mode
Alarm2 Level :
Exit
Alarm1 ON Alarm2 ON
ALARM1 MODE * *
Off
Low
High
Volume
On Flow Error
Alarm Test
Frequency
ALARM SETTINGS * *
Alarm1 Mode
Alarm1 Level :
Alarm2 Mode
Alarm2 Level :
Exit
Alarm1 ON Alarm2 ON