Maretron ALM100 Manual Do Utilizador
ALM100 User's Manual
Page A8
Appendix A – NMEA 2000 Interfacing
Revision 1.0
5 Technical Specifications
As Maretron is constantly improving its products, all specifications are subject to change
without notice. Maretron products are designed to be accurate and reliable; however, they
should be used only as aids to navigation and not as a replacement for traditional navigation
aids and techniques.
Specifications
without notice. Maretron products are designed to be accurate and reliable; however, they
should be used only as aids to navigation and not as a replacement for traditional navigation
aids and techniques.
Specifications
Parameter
Value
Comment
Annunciator Volume
105 dB SPL
Mechanical Volume Control
Annunciator Frequency
2.9 kHZ
Certifications
Parameter
Comment
NMEA 2000
®
Standard
Level A
Maritime Navigation and Radiocommunication Equipment & Systems
IEC 61162-3
Maritime Navigation and Radiocommunication Equipment & Systems
IEC 60945
FCC and CE Mark
Electromagnetic Compatibility
NMEA 2000
®
Parameter Group Numbers (PGNs)
Description
PGN #
PGN Name
Default Rate
Periodic Data PGNs
128720 Proprietary Alarm Status*
1 time/second
Response to Requested PGNs
126464 PGN List (Transmit and Receive)
N/A
126996 Product
Information
N/A
126998 Configuration
Information
N/A
Protocol PGNs
059392 ISO Acknowledge
N/A
059904 ISO
Request
N/A
060928 ISO
Address
Claim
N/A
065240 ISO
Address
Command
N/A
126208 NMEA
N/A
Maretron Proprietary PGNs
128720 Configuration
N/A
*Future firmware updates will allow the ALM100 to be in conformance with the upcoming
NMEA 2000 alarm messaging protocol, once it is defined.
Electrical
NMEA 2000 alarm messaging protocol, once it is defined.
Electrical
Parameter
Value
Comment
Operating Voltage
9 to 32 Volts
DC Voltage
Power Consumption
100 mA
NMEA 2000 Interface
Load Equivalence Number (LEN)
2
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
2.75” x 4.50” x 2.00”
(70mm x 114mm x 51mm)
Including wall plate – Mounts in standard
single-gang electrical box
single-gang electrical box
Weight
13 oz. (368.5g)