| Logger |
| Radio Power |
1 mW (0 dBm) |
| Transmission Range |
Approximately 30.5 m (100 ft) line-of-sight |
| Wireless Data Standard |
Bluetooth Smart (Bluetooth Low Energy, Bluetooth 4.0) |
| Logger Operating Range |
-40° to 70°C (-40° to 158°F) |
| Logging Rate |
1 second to 18 hours |
| Logging Modes |
Fixed interval (normal, statistics) or burst |
| Memory Modes |
Wrap when full or stop when full |
| Start Modes |
Immediate, push button, date & time, or next interval |
| Stop Modes |
When memory full, push button, date & time, or after a set logging period |
| Time Accuracy |
±1 minute per month 0° to 50°C (32° to 122°F) |
| Battery Type |
2/3 AA 3.6 Volt lithium, user replaceable |
| Battery Life |
2 years, typical with logging interval of 1 minute and Power Saving Mode disabled; 5 years, typical with logging interval of 1 minute and Power Saving Mode enabled. Faster logging intervals and statistics sampling intervals, burst logging, remaining connected with the app, excessive downloads, and paging may impact battery life. |
| Memory |
128 KB (63,488 measurements, maximum) |
| Full Memory Download Time |
Approximately 60 seconds; may take longer the further the device is from the logger |
| Dimensions |
Logger housing: 10.8 x 5.08 x 2.24 cm (4.25 x 2.0 x 0.88 in.)
External temperature sensor diameter: 0.53 cm (0.21 in.)
External temperature/RH sensor diameter: 1.17 cm (0.46 in.)
External sensor cable length: 2 m (6.56 ft)
Solar radiation shield bracket: 10.8 x 8.3 cm (4.25 X 3.25 in.) |
| Weight |
Logger: 75.5 g (2.66 oz) Solar radiation shield bracket: 20.4 g (0.72 oz) |
| Materials |
Acetal, silicone gasket, stainless steel screws |
| Environmental Rating |
NEMA 6 and IP67 |