30
PV Offset
Calibration process variable zero offset
-30 ... 30 m/s
PV Scaling
Calibration process variable gradient scaling
0.0010 ... 10 units (based on flow velocity)
Zero Cal
Zero calibration settings
User
Identifier
Example:
Pump P3A
9 character string
Tag No.
Example:
1FT-3011
9 character string
Test
Installation
Control system simulation: A cyclic repetition of in-
creasing flow velocity across the measurable
range. All configured outputs respond as if this
was a measured change in flow.
Yes, No
Display
Display screen test routine
Keypad
Keypad test routine
Memory
Memory test routine, Memory erase yes/no
Peripherals
Unit temperature, time, date, clock, battery meter,
charger test routine
Ultrasonics
Tests ultrasonic board and sensors
Settings
Date
Example:
03/10/07
Time
Example:
09:27:00
Date Format
Select from list ↑↓
dd/mm/yy
mm/dd/yy
yy/mm/dd
Language
Select from list ↑↓
As installed
Keypad
Enable keypad sound
Yes
No
Battery
Low warning (yes / no)
Auto off timer (1...59 min)
Defaults
Reload factory default settings, except for date
and time
Yes
No
Diagnostics
Temperature
Shows control unit temperature
Log Memory
Percentage of unused datalogger memory,
estimated time remaining
Battery
Battery charge level (percentage)
Volts
Battery voltage
Capacity
Remaining battery capacity (mAh)
Scope
Displays received acoustic pulse
5.2
Diagnostics
Diagnostic screens can be viewed directly during measurement or through
the menu structure.
Table 5: Firmware menu structure
