Data Logger Dipper-PT Relative Pressure
- High-performance 32 bit measurement data collector optimised for water-level and temperature monitoring in ground and surface waters
- XL ring memory for approximately 1,120,000 measurement data
- Sturdy, sleek Ø 22 mm stainless-steel case
- Accurate, long-term stable ceramic-capacitive pressure sensor of a max. 300 m measurement range
- NTC30 temperature sensor with 0.3 °C (standard) or 0.1 °C (option) accuracy
- Replaceable lithium batteries for about 8-10 years service life
- Operation with notebook, tablet, PC, smartphone or tablet via Bluetooth® (optional)
- Modularly expandable with a data transmission module SlimCom
- Groundwater monitoring in wells, field measurement sites and landfill sites
- Monitoring of pumping tests
- Surface water-level monitoring in rivers, streams, channels, springs, flood retention basins, lakes, reservoirs...
| Measurement Principle | Capacitive ceramic measuring cell |
| Measuring Range | 0-2/1/4/5/20/40/100/200/300 m water column or according to specifications; -5 °C - +50 °C |
| Measuring Accuracy | ± 0.05 % FS; 0,3 °C Standard, 0,1 °C Option |
| Memory Capacity | 16 MB (= 1,120,000 readings) |
| Save Interval | 30 s - 99 hours, standard, from 1s in the quick-log mode, option |
| Channel | max. 32 (e.g. water level, temperature, battery voltage) |
| Measurement Routine | Single value, Average value, Event clock, Delta mode, Pumping test control |
| Communication Interface | RS485 (with protective cap and moisture absorber) |
| Material | 1.4404 Standard Stainless Steel or 1.4539 High-Grade Stainless Steel (optional) |
| Dimension | Ø 22 mm, length: 300 mm |
| Protection Class |
Probe: IP68 RS485 interface: IP67 (immersion depth with a desiccant cartridge up to 3 m, depending on cable length) |
| Power Supply | 2 x 3.6 V lithium AA batteries |
| Hanging Depth | Up to 1,000 m |
