Description
The logger can transfer the data directly on a monitoring computer by radio frequencies (monitoring mode) or can store the data in its memory (recording mode).
Up to 500 loggers can communicate with one RF-USB stick connected to the computer.
Data logger specification
- internal sensor
- temperature range: -40 to 60 °C
- humidity range: 0 to 100 % RH
- sample interval: 1 second to 4 hours
- memory: 32768 points
- min/max value
- Lithium Thionyle battery, 1/2 AA or AA depending on the version
- battery life: 2 years (for 1 measurement/10 minutes)
- IP54
- dimension: 96 mm x 40 mm x 20 mm (antenna: 90 mm)
- RF range: 30 m to 1 km (there are different antenna sizes)
- frequency: ISM 868 MHz (Europe); 915 MHz (USA)
- possibility to start the recording with a magnet
Applications of the data loggers
- storage control
- transport of fresh, frozen food, pharmaceuticals…
| Ref. | temperature range (°C) | RH range (%) | box | signal range. (m) | antenn1 |
| LGR52 | -40°C to +85°C +/- 0.4°C | 0 to 100 % +/- 3 % | IP65 | 900 | external, 1/2 wave |
| LGR55 | -40°C to +85°C +/- 0.2°C | 0 to 100 % +/- 2 % | IP65 | 900 | external, 1/2 wave |
