5707070-A Installation and Operation 2-21
Sono-Trak™ Doppler Ultrasonic Flow Meter
Figure 2-10. Display unit keypad
Table 2-6. Keyboard toggle menu
Note 1
Key Selection Functional Specifications
1 FPS Feet per second/ clear pwr
2 Bar graph Analog bar graph of flow rate
3 K FAC Select K factor while running
4 MA Set up 4-20 mA analog output
6 LFC Set low flow cut off (maximum = 2.5 fps)
7 MPS Meters per second/ clear pwr
9 UT Set update time (0 to 99 seconds)
HI/LO ALARM Set up HI/LO limit alarms
TOT RESET Reset totalizer while running
Note 1
Press and hold key for one second to access/exit function
FPS/PWR clear
4-20 mA
MPS/PWR clear
High / Low alarm
Bar graph
K factor reset (1 to 256)
Low flow cutoff
Set update time
Totalizer reset
(maximum = 2.5 fps)
(0 to 99 seconds)
