| Product type | Level transmitter |
| Product family name | OPTIWAVE |
| Product positioning | For liquid chemicals and open channel applications |
| Product variants |
OPTIWAVE 1540 - IP68 rated, without display |
| Measurement variables | Distance, Flow rate, Level, Reflection, Volume |
| Measurement principle | Radar (FMCW) |
| Level measurement type | Continuous measurement |
| Contact to measured medium | No |
| Interface measurement | No |
| Redundancy | No |
| Measured media | Liquids, Slurries |
| Measuring range (liquids) |
0…15 m/ 49.2 ft |
| Ambient temperature |
-25…+80°C/ -13…+176°F |
| Measuring point | Pressurised tank, Open tank, Mobile plastic tank (IBC), Open basin, Open channel, River |
| Process pressure |
-1...5 bar/ |
| Process temperature |
-25...+80°C/ -13…+176°F |
| Antenna | Polyvinylidene fluoride (PVDF) |
| Gaskets | Fluoroelastomer rubber (FKM/FPM) |
| Wetted parts | Polyvinylidene fluoride (PVDF), Fluoroelastomer rubber (FKM/FPM) |
| Thread connections |
Male: |
| Analogue outputs | 4…20 mA |
| Digital outputs | HART®, Bluetooth |
| Accuracy (liquids) |
Max. measuring error:
Repeatability: |
