| Measuring Principle |
Ultrasonic |
| Characteristic / Application |
Compact ultrasonic transmitter |
| Supply / Communication |
2-wire |
| Accuracy |
+/- 3 mm or +/- 0,2 % of set measuring range |
| Ambient temperature |
-20 °C … 60 °C
(-4 °F … 140 °F) |
| Process temperature |
-20 °C … 60 °C
(- 4°F … 140 °F) |
| Process pressure absolute / max. overpressure limit |
0.7 bar … 3 bar abs
(10 psi … 44 psi) |
| Main wetted parts |
PP/EPDM |
| Process connection |
G / NPT 1 1/2″
G / NPT 2″ |
| Blocking distance |
1 1/2″ :0.25 m (0.8 ft)
2″ :0.35 m (1.15 ft) |
| Max. measurement distance |
Sensor 1-1/5″: 5m (16 ft)
Sensor 2″ : 8m (26ft) |
| Output |
4 … 20 mA |
| Options |
Accessory Enclosed:
UNI flange 2″ … 4″ |
| Application limits |
For higher resistance:
FMU41/42/FDU9x
Foam / high turbulence possible:
FMU42/FDU91
Fast filling and discharging rate:
FMU90 + FDU9x
Level limit detection:
FMU90 + FDU9x |
