| CAUTION Make sure that the operating temperature of the battery is within
the range of the weather station operating temperature. |
Backup battery general
specifications
| Property |
Description/Value |
| Type |
Valve-regulated lead-acid gel battery |
| Nominal voltage |
12 V |
| Self-discharge |
Batteries self-discharge when stored for longer periods, and a refresh charge
may be required. The refresh charge interval depends on the battery model and the
storage temperature. For details, see the manufacturer documentation. |
The following backup battery models are
available in the Vaisala selection. The maximum operating temperature of the weather station
is different depending on the used battery model.
For more detailed specifications, see the
manufacturer documentation.
12 V / 24 Ah backup battery
specifications
| Property |
Description/Value |
| Model |
Yuasa NPL24‑12I FR |
| Nominal capacity |
24 Ah (48 Ah with 2 batteries) |
| Maximum operating temperature of weather station with this battery |
+50 °C (+122 °F) |
| Dimensions (H × W × D) |
125 × 166 × 175 mm (4.92 × 6.55 × 6.89 in) |
| Weight |
9.8 kg (21.61 lb) |
12 V / 28 Ah backup battery
specifications
| Property |
Description/Value |
| Model |
EnerSys Genesis XE30X |
| Nominal capacity |
28 Ah (56 Ah with 2 batteries) |
| Maximum operating temperature of weather station with this battery |
+60 °C (+140 °F) |
| Dimensions (H × W × D) |
127 × 167 × 177 mm (5.00 × 6.57 × 6.97 in) |
| Weight |
11.3 kg (24.91 lb) |