SSC300 User’s Manual
Page 20
Revision 1.0
NMEA 0183 Sentences - See Appendix A for Details
Description
Acronym
Sentence Name
Default Rate
Transmitted
Sentences
HDG
Heading, Deviation, and Variation
10 Times/Second
HDM
Heading, Magnetic
N/A
HDT
Heading, True
N/A
ROT
Rate of Turn
5 Times/Second
PMAROUT Maretron Proprietary Attitude (Pitch and Roll)
1 Time/Second
TXT
Text Transmission
N/A
Received
Sentences
RMC
Recommended Minimum Specific GNSS Data
N/A
VTG
Course Over Ground and Ground Speed
N/A
Electrical
Parameter
Value
Comment
Operating Voltage
9 to 32 Volts
DC Voltage
Power Consumption
<50mA
Average Current Drain
Load Equivalence Number (LEN)
1
NMEA 2000
®
Spec. (1LEN = 50 mA)
Reverse Battery Protection
Yes
Indefinitely
Load Dump Protection
Yes
Energy Rated per SAE J1113
Mechanical
Parameter
Value
Comment
Size
4.46” x 3.23” x 2.14”
(113mm x 82mm x 54
mm)
Including Mounting Flanges
Weight
7 oz. (198 g)
Including Mounting Bracket
Mounting
Deck or Bulkhead
Environmental
Parameter
Value
IEC 60945 Classification
Exposed
Degree of Protection
IP67
Operating Temperature
-25°C to 55°C
Storage Temperature
-40°C to 85°C
Relative Humidity
93%RH @40° per IEC60945-8.2
Vibration
2-13.2Hz @ ±1mm, 13.2-100Hz @ 7m/s
2
per IEC 60945-8.7
Rain and Spray
12.5mm Nozzle @ 100liters/min from 3m for 30min per IEC 60945-8.8
Solar Radiation
Ultraviolet B, A, Visible, and Infrared per IEC 60945-8.10
Corrosion (Salt Mist)
4 times 7days @ 40°C, 95%RH after 2 hour Salt Spray Per IEC 60945-8.12
Electromagnetic Emission
Conducted and Radiated Emission per IEC 60945-9
Electromagnetic Immunity
Conducted, Radiated, Supply, and ESD
per IEC 60945-10
Safety Precautions
Dangerous Voltage, Electromagnetic Radio Frequency per IEC 60945-12
