Em-Trak B922 (Wi-Fi and BT) Class B 2W AIS Transceiver

em-trak B922 AIS Transceiver with Wi-Fi and Bluetooth Connectivity

The em-trak B922 AIS Transceiver is a high-performance, ultra-efficient 2W CSTDMA Class B AIS transceiver. It is renowned for its unmatched performance and minimal power consumption, thanks to em-trak's cutting-edge technology. Compact and lightweight, this device seamlessly integrates Wi-Fi and Bluetooth for effortless wireless connectivity and AIS data streaming, making it compatible with any mobile device or PC.

Enjoy the flexibility of connecting up to nine different devices simultaneously, ensuring everyone on board can benefit from the transceiver and related equipment. The B922 also pairs effortlessly with em-trak's CONNECT-AIS app, simplifying programming, configuration, and monitoring tasks.

As part of the leading B900 range, the B922 is engineered for real-time data processing, even at extended ranges. Installation is straightforward with em-trak's FLEXI-FIT 'no screw' bracket system, and it is designed for years of maintenance-free operation.

Features

• Certified AIS Class B – 2W CSTDMA
• Integrated WiFi and Bluetooth
• Global certification - USCG / FCC / Canada / Europe
• SRT-AIS™ Transceiver Engine for exceptional performance
• FLEXI-FIT™ bracket system for easy installation
• Internal high-performance GPS receiver and antenna (external antenna optional)
• Waterproof and damp proof (IPx6, IPx7 certified)
• Resistant to vibration, shock, and extreme temperatures
• Compact and lightweight design
• Ultra-low power consumption
• Guaranteed compatibility with any app, chart plotter, smartphone, tablet, or PC
• NMEA 0183 & NMEA 2000 support
• Automated health and performance monitoring
• Silent mode (transmit-off) function
• Enhanced RF screening against electromagnetic interference
• Built-in power surge protection

Physical & Environmental Specification

Size: 150 x 115 x 45mm

Weight: 385g

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

Voltage Range: 9.6V - 31.2V DC

Average Current (at 12V): 170mA

Average Current (at 12V, wireless off): 135mA

Peak Current: 2A

Average Power Consumption (at 12V): 2.0W

Average Power Consumption (at 12V, wireless off): 1.6W

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
• WiFi: IEEE 802.11 (a/b/g), client and access point mode (2 connections in access point mode)
• Bluetooth: BT Classic 4.0, 7 concurrent connections

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
• 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