Furuno GP-3700F Operator's Manual page 218

FURUNO
6 POWER SUPPLY
7 ENVIRONMENTAL CONDITIONS
7.1 Ambient temperature
Antenna unit
Display unit
7.2 Relative humidity
7.3 Degree of protection
Antenna unit
Display/control unit
7.4 Vibration
8 UNIT COLOR
8.1 Antenna unit
8.2 Display unit
12-24 VDC: 2.8-1.5 A (1 kWrms)
-25°C to +70°C
-15°C to +55°C
93% or less (+40°C)
IP56
IP22
IEC60945 Ed.4
N9.5 (white)
N2.5
SP - 3
GP-3700F
E4492S01A