| Diameter (mm) |
200 |
250 |
300 |
350 |
| Measurement range *1 |
Flow velocity |
0.1 – 5m/s |
| Maximum flow rate Qmax (L/s) |
170 |
254 |
375 |
459 |
| Accurate lower flow rate Qc (L/s) |
3.4 |
5.3 |
7.5 |
9.4 |
| Accumulated accuracy (%) |
■Diameter 200 – 350 mm |
| Operating pressure |
2 MPa (Flange type: 1 MPa, Saddle type: 0.5 MPa) |
| Test pressure |
4 MPa (Flange type: 2 MPa, Saddle type: 1 MPa) |
| Fluid temperature range |
0 to +40℃ |
| Environment temperature range |
-10 to +50℃ |
| Minimum conductivity |
50 µS/cm * 50 µS/cm or more for normal tap water |
| Display * 2 |
Integrated flow rate (unit L), Instantaneous flow rate (unit L/s), Empty fluid indication, Battery voltage drop indication |
| Power source |
Built-in lithium battery, Battery life: about 20 years (Under an environmental temperature of 20°C) |
| Piping method |
Sensor installation part: Flange type: Use existing measuring pipes (Dedicated flange adaptor or dedicated saddle)
Measuring short piping: Both sides/one side flanges (Clean water/JIS10K/JIS20K) |
| External output *3 |
(1) No output |
No output |
| (2) Code output *4 |
SS format code output, accumulated and instantaneous flow rate (transmitted every 1.8 seconds). |
| (3) Pulse output |
Open drain pulse output
Pulse ON time: 100±10 ms
Pulse unit: 100 L /P, 1 m3/P, (10 m3/P)
Maximum load: 30 VDC, 20 mA |
| (4) 8-bit telegram output |
2-wire: 8-bit telegram output
4-wire: 8-bit electronic output + Open drain pulse output (The same specifications as the above pulse output) |
| Waterproof structure |
IP 68 (Can be used continuously under water.) |