Measurement Type:
Flow: Ultrasonic transit time and Doppler (refl ection of acoustic signals); Hybrid operation.
Pipe wall thickness: Ultrasonic transit time of acoustic signals. Liquid thermal energy.
Liquid Types:
Liquid dominant fluids.
Velocity Range:
Transit Time: Bi-directional to greater than 40 FPS (12 MPS)
Doppler: Uni-directional to greater than 40 FPS (12 MPS)
Flow Rate Accuracy:
Transit Time: 1% of reading at rates > 1 FPS (0.3 MPS), 0.02
FPS (0.006 MPS) at rates lower than 1 FPS (0.3 MPS)
Doppler: 2% of full scale
Flow Sensitivity:
0.001 FPS (0.001 MPS)
Repeatability:
±0.1% of reading
Measurement Update:
0.1 to 10 seconds update/fi lter rate. Transit Time, up to 50Hz high speed mode
Battery:
Internal 11.1V lithium ion battery, 75W-hr. Provides 6-9 hrs of continuous operation with battery and indefinitely on external power. Charging (0 to 40 ºC), 12 hours while in use; 4 hours powered off
Power Requirements:
10-30 VDC via-3-pin connector, 40W min; 3A resettable fuse Supplies: Desktop adapter: 100-240 VAC 50/60 Hz 50W
12V-18V; Cigarette lighter adapter: 3A fused
Power Cords:
North American plug (2 fl at & 1 round prong; NEMA 5/15P);  China plug (3 fl at prongs; GB2099); Euro plug (2 round prongs; CEE7/7); U.K. plug (3 rectangular prongs; BS1363A) Japan Plug (2 fl at & 1 round, JIS8303, w/ 3-2 prong adapter)

Display:
800 x 480 WVGA Color Outdoor Readable Display; Gloved operation resistive touch screen
Ambient Conditions:
Battery powered: -4 ºF to +110 ºF (-20 ºC to +45 ºC); Externally powered: -20 ºF to +140 ºF (-30 ºC to +60 ºC)
Storage Temperature:
Do not exceed +175 ºF (80 ºC)
Enclosure:
Water/Dust resistant [IP 64]
User Menu:
Windows .NET fully  integrated                                                                                                                                                                                                                                      Internal PC:
500MHz AMD PC, 256 MB RAM, 1GB user storage; Licensed Windows Embedded Standard 2009
Logging:
>300 sites stored in 1 GB; downloads to USB jump drive