| Measurement |
| Fluid conditions |
Measuring fluid |
Water, sea water, oil, liquid through the other ultrasonic |
| Turbidity |
10000ppm below |
| temperature |
-20 ~ 60 ℃ |
| State |
The piping that liquid is filled
there is no drift or swirling flow
that there is no contamination of successive bubbles or dust |
| Piping conditions |
Nominal diameter |
50mm ~ 6000mm |
| Material |
Steel, stainless steel, cast iron, PVC, FRP, other |
| Lining |
Taruebokishi, mortar, other |
| Required straight pipe length |
Upstream 10D, or more downstream 5D (D: tube inner diameter) |
| converter |
| Measurement method |
Ultrasonic propagation time difference calculation method |
| display |
LCD (240 × 128 dots, with backlight) |
| Display content |
Instantaneous flow, instantaneous flow rate, integrated flow (forward and reverse), other |
| self-diagnosis |
Upper and lower limit alarm, reception anomaly, power failure, memory error, range over the detection |
| The number of survey line |
1 survey line or two-path,, 4 survey lines (optional) |
| Measurement accuracy |
± 1% RD (0.8m / s range of 30M ～ / S)
± 0.8Cm / S (range of 0m / s ~ 0.8m / s) |
| Dumping |
0 to 120 seconds (1 second step) |
| Flow rate range |
Measurement range |
At a flow rate in terms of 0 ~ ± 30m / s |
| Flow units |
m3, L, ton, selected from the kg |
| Time unit |
Select h, min, than sec |
| The number range |
Maximum positive flow, reflux each 2 range |
| Range switching |
Auto, selected from the remote |
| Current output |
Number of outputs |
2 points |
| Output signal |
DC4 ~ 20mA |
| Load resistance |
1kΩ or less |
| Contact output |
Number of outputs |
6 points |
| Output signal |
Open collector no-voltage |
| Contact Rating |
DC30V, 0.25A |
| Output content |
Forward flow, reverse flow accumulated pulse, self-diagnosis |
| Accumulated output |
pulse width |
Any set in the 1 ~ 200msec |
| TOTAL UNIT |
m3, L, ton, selected from the kg |
| TOTAL RATE |
Optionally 0.01-1000 |
| Digital output |
Communication system |
RS232C, RS422 |
| Output content |
Instantaneous flow rate, integrated flow rate other |
| Output interval |
0.1 seconds, 0.5 seconds, selected from 1 seconds |
| Transfer rate |
192000bps |
| Ambient temperature |
-10 ~ 60 ℃ |
| Humidity |
Less than 90% RH |
| Lightning protection element |
Power supply, built-in to each input and output line of the signal |
| Power supply |
AC100V, 115V, 220V ± 10% 50 / 60Hz |
| Power consumption |
15VA below |
| Construction |
Water tight type (IP67 or equivalent) |
| Material |
Aluminum alloy casting (AC4C) |
| weight |
About 8.5kg |
| Installation requirements |
That no direct sunlight
can not receive the high temperature of the width Inetsu
that there is no corrosive gas and explosive gas |
| Detector |
| Model |
LFT-10 |
For large diameter (more than 300mm) |
| LFT-20 |
For small diameter (less than 300mm) |
| Mounting system |
V or Z |
| cable |
5m (5C-2T equivalent coaxial cable) |
| Material |
SCS13, acrylic |
| Ambient temperature |
-20 ~ 80 ℃ |
| Construction |
Water tight type (IP67 or equivalent) |