Level TROLL® 400 / 500 / 700
The Level TROLL series offers three adapted level meters to suit your application. They are available with vented and non-vented pressure sensors for water levels up to 351 m. The body is especially rugged and narrow enough to fit in observation wells with a diameter as narrow as 2 cm. Win-Situ®5 and Win-Situ® Mobile Software can be used for simple data collection and management.
Level TROLL® 400
- Suitable for fresh water and industrial monitoring
- Absolute instrument
- Linear, fast linear, and event logging modes
- Titanium probe and sensor
Level TROLL® 500
- Ideal for groundwater and surface-water monitoring
- Gauged and absolute instruments
- Linear, fast linear, and event logging modes
- Durable titanium probe and sensor
Level TROLL® 700
- Optimized for aquifer characterization
- Gauged (vented) and absolute (non-vented) instruments
- Linear, fast linear, linear average, event, step linear, and true logarithmic logging modes
- Rugged titanium probe and sensor
Advantages
- Rugged body
- Narrow design
Technical Specifications
| Operating temperature: | -20 to 80 °C (-4 to 176 °F) |
| Dimensions: | 2.08 (OD) x 22.9 cm (Level TROLL 400) 1.83 (OD) x 21.6 cm (Level TROLL 500, 700) |
| Weight: | 245 g (Level TROLL 400); 197 g (Level TROLL 500, 700) |
| Material: | Titanium |
| Accuracy pressure: | ±0.1% full scale |
| Accuracy temperature: | ±0.1 °C |
| Output options: | open communication protocols including, Modbus/RS485, SDI-12, and 4-20 mA |
| Power: | Internal battery or line power / solar panel |
Ordering Details:
| Art.-Nr.: 195520 | Level TROLL® 400 |
| Art.-Nr.: 195521 | Level TROLL® 500 |
| Art.-Nr.: 195522 | Level TROLL® 700 |
