| Measurement |
| Measurement principle |
transit time difference correlation principle,
automatic NoiseTrek selection for measurements with high gaseous or solid content |
| Flow velocity |
0.03 to 82 ft/s |
| Repeatability |
0.15% of reading ±0.03 ft/s |
| Fluid |
all acoustically conductive liquids with <10% gaseous or solid content in volume (transit time difference
principle) |
| Temperature compensation |
corresponding to the recommendations in ANSI/ASME MFC-5.1-2011 |
| Accuracy1 |
| With standard calibration |
±1.6% of reading ±0.03 ft/s |
| with advanced calibration (optional) |
±1.2% of reading ±0.03 ft/s |
| with field calibration2 |
±0.5% of reading ±0.03 ft/s |
| Flow transmitter |
| Power supply |
100 to 230 V/50 to 60 Hz (power supply unit)
10.5 to 15 V DC (socket at transmitter) integrated battery |
Integrated battery
- operating time |
Li-Ion, 7.2 V/6.2 Ah
- 14 h (without outputs, inputs andbacklight)
- 25 h (1 measuring channel, ambient temperature > 50 °F, without outputs, inputs andbacklight)
|
| Power consumption |
<6 W (with outputs, inputs and backlight) |
Number of flow measuring
channels |
2 |
| Damping |
0 to 100 s, adjustable |
| Measuring cycle (1 channel) |
100 to 1000 Hz |
| Response time |
1 s (1 channel), option: 70 ms |
| Housing material |
PA, TPE, AutoTex, stainless steel |
| Degree of protection |
NEMA 4 |
| Dimensions |
see dimensional drawing |
| Weight |
4.6 lb |
| Fixation |
QuickFix pipe mounting fixture |
| Ambient temperature |
14 to 140 °F |
| Display |
2 x 16 characters, dot matrix, backlight |
| Menu language |
English, German, French, Dutch, Spanish |
| Measuring functions |
| Physical quantities |
volumetric flow rate, mass flow rate, flow velocity,
heat flow (if temperature inputs are installed) |
| Totalizer |
volume, mass, optional: heat quantity |
| Calculation functions |
average, difference, sum |
| Diagnostic functions |
sound speed, signal amplitude, SNR, SCNR, standard deviation of amplitudes, and transit times |
