Vaisala WMS302 Podręcznik Użytkownika Strona 234

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User's Guide ______________________________________________________________________
232 __________________________________________________________________M210630EN-B
Table 49 Battery Regulator QBR101B Specifications
Property Description/Value
Maximum input voltage (SMPS and
Solar Panel inputs)
30 VDC
Maximum input current (SMPS) 6 A
Solar panel input 55 W max.
Recommended input voltage from
SMPS input
16 VDC
Max. load current (backup output) 3.5 A
Recommended battery capacity
range
4 … 72 Ah
Battery charge current for 4 Ah
battery
0.5 A (selections 0.5 / 1.0 / 2.0 / 2.5 A)
Max. battery discharge current 3.5 A
Battery charge voltage selection
(with external resistor)
13.7 V
Battery charge temp. comp.
Coefficient
-20 mV/°C typ.
Load disconnection threshold
voltage (with Lo Btry Switch)
10.0 V typ.
Load reconnection threshold
voltage
12.0 V typ.
Btry Low signal threshold voltage 11.5 V typ.
Self consumption from battery (with
LEDs disconnected)
0.2 mA max. @ +25 °C
Ground connection Negative
Reverse voltage protection Battery, solar panel
Dimensions w × d × h 90 × 80 × 25 mm
(3.5 × 3.1 × 1 in.)
Weight 0.1 kg (0.2 lb.)
Housing Anodized aluminum, gray
Wire terminals Screw terminals, removable
- battery and load wires
2.5 mm
2
- solar panel, DC input, and controls
1.5 mm
2
MTBF (parts stress method,
MIL.HDBK 271F ground benign Ta
+25 °C)
> 150 000 hours
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