Furuno BACK GP-80 Operator's Manual page 74

Data Input/Output
Number of ports
Data format
Input data
Output data
Power Supply & Environmental Conditions
Power supply and power consumption
Useable environment
Humidity
Waterproofing specification
Resistancy
A-2
4 I/O ports
IEC 61162-1/NMEA 0183 Ver. 1.5/NMEA Ver. 2.0
NMEA 0183: DBT, DPT, MTW, TLL
DPGS; RTCM SC104 Ver. 2.1
Universal data from personal computer.
IEC 61162-1/NMEA 0183 (Ver. 1.5/Ver. 2.0):
AAM, APB, BOD, BWC, BWR, BWW, GGA,
GLL, GNS, RMB, RMC, VTG, WCV, WNC,
WNR, WPL, XTE, ZDA, ZTG, Rnn, RTE, DTM
(IEC 61162-1)
12-24 VDC, 0.8-0.4 A
Antenna unit: -25 C to +70 C
Receiver unit:-15 C to +55 C
95% (40 C)
Antenna unit: IEC 529 1PX6
Display unit: IEC 529 1PX5 (USCG CFR-46)
1 to 12.5Hz: 3.2 mmpp
12.5 to 25Hz: 0.8 mmpp
25 to 50Hz: 0.2 mmpp