English
The B922 is a 2W CSTDMA Class B AIS transceiver, offering unmatched performance and ultra-low power consumption through em-trak’s advanced technology. Small and light-weight, it combines integrated WiFi & Bluetooth capabilities for seamless wireless connectivity and AIS data streaming, compatible with any mobile device or PC.Its flexible connectivity means it can be used by up to nine different devices simultaneously, ensuring everyone on board gets the most from your transceiver and related onboard equipment every day. The B922 transceiver also works seamlessly with em-trak’s CONNECT-AIS app to make programming, configuration and device monitoring easier than ever before.Like all products in the class-leading B900 range, the B922 is engineered to deliver real-time data processing, even at the range limit. It is easy to install with em-trak’s unique FLEXI-FIT ‘no screw’ bracket system, and will operate without maintenance for years to come.
Features
- Certified AIS Class B – 2W CSTDMA
- Global Certification – USCG / FCC / Canada / Europe
- SRT-AIS™ transceiver engine for superlative proven performance
- FLEXI-FIT™ bracket system for easy, convenient and secure installation
- Integrated high-performance GPS receiver & antenna (external antenna optional)
- Water, pressure spray and damp proof – IPx6 & IPx7
- Ruggedized – protected from vibration, shock and extreme temperatures
- Small and lightweight
- Ultra-low power consumption – best in class
- NMEA0183 & NMEA2000
- Automated health and performance monitoring
- Silent Mode (transmit-off) function
- Enhanced RF screening to protect against electromagnetic interference
- Built-in power surge protection
Technical specification
PHYSICAL AND ENVIRONMENTAL SPECIFICATION
Size (w x h x d) – 150 x 115 x 45mm
Weight – 375g
Operating temperature – -25°C to +55°C
Storage temperature – -25°C to +70°C
Ingress protection – IPx6 and IPx7
ELECTRICAL SPECIFICATION
Supply voltage – 12V or 24V DC
Supply voltage range – 9.6V – 31.2V DC
Average current (at 12V) – 135mA
Peak current – 2A
Galvanic isolation – NMEA 0183 inputs only, NMEA 2000, VHF antenna port
CONNECTORS
VHF antenna – SO-239
GNSS – TNC
Power/NMEA 0183/silent mode – 12 way circular multipole
NMEA 2000 – 5 way Micro-C connector
USB – USB Micro-B
DATA INTERFACES
NMEA 0183 – 2 x bi-directional ports
NMEA 2000 – NMEA 2000 Ed 3.101, LEN=1
USB – PC virtual com port for NMEA 0183 data
STANDARDS COMPLIANCE
AIS standards – IEC 62287-1 Ed. 3. ITU-R M.1371.5
Product safety standards – EN60950-1 2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013 EN62311:2008
Environmental standards – IEC 60945 Ed. 4
Serial data interface standards – IEC 61162-1 Ed 5.0. IEC 61162-2 Ed 1.0
NMEA 2000 – NMEA 2000 Ed 3.101
GNSS performance standards – IEC 61108-1 Ed 2.0. IEC 61108-02 Ed 1.0
GNSS
Systems supported – GPS, GLONASS, BeiDou, Galileo
(two of any combination, three including GPS, Galileo)
Channels – 72
Internal/external antenna – Internal or optional external antenna
Time to first fix from cold start – 26s
VHF TRANSCEIVER
VDL access scheme – CSTDMA
Operating frequency – 156.025MHz – 162.025MHz
Channel bandwidth – 25kHz
Receivers/transmitters – 2 x receivers, 1 x transmitter
AIS receiver sensitivity (20% PER) – -111dBm
AIS transmitter power – 2W (+33dBm)
USER INTERFACE
Indicators – Power, transmit timeout, error, silent mode
