Actisense PRO NMEA 0183 Multiplexer – Robust Marine Data Routing with Eight Inputs and Six Outputs

PRO NMEA 0183 Multiplexer

Eight OPTO-isolated inputs and six ISO-Driveisolated outputs. Offering device protection and excellent flexibility, all in one product.

Introducing the Actisense PRO-MUX-2, the intelligent, type-approved PRO range multiplexer.

The PRO-MUX-2 is rugged, with a stainless steel housing, and provides isolation on all inputs and outputs. With eight NMEA 0183 inputs, six NMEA 0183 outputs, a bi-directional serial port and an Ethernet port, the PRO-MUX-2 is a perfect solution for larger leisure vessels, commercial shipping and is a great addition for systems that require type-approved devices.

The PRO-MUX-2 is designed to suit the majority of NMEA 0183 systems, from leisure through to class vessels.

Features:

• 8 OPTO-isolated NMEA 0183 inputs
  • 6 ISO-Drive NMEA 0183 outputs
  • Bi-directional isolated serial port (can be used for additional NMEA 0183 input/ output)
  • 0183 streaming via Ethernet
  • Alarm output (N/O and N/C contacts)
  • Designed for 12- and 24-Volt supply
  • Isolation to battery supply
  • Configurable input and output baud rates for rate conversion
  • Data combining from any input to any output
  • 2 independent Autoswitch virtual inputs with priority
  • Advanced sentence-based filtering / routing
  • Diagnostic LEDs on all inputs and outputs
  • Alarm, mode and Bi-colour Status LEDs
  • 2-part pluggable connector system supports both screw and screwless terminals
  • DIN rail or Panel mountable
  • Advanced statistics are available via a Web Browser
• Quick and easy to install
• Configuration using standard web browser, no PC operating system compatibility issues
• Advanced features solve NMEA 0183 data routing problems
• Fully isolated with ISO-Drive technology for peace of mind
• Easy firmware updates makes the device future-proof

Technical Specifications:

Power Supply

• Input Supply Voltage - 9 to 35 V DC
• Input Supply Current - 220mA max @ 12V DC (all outputs @ full drive into 100 ohm loads)
• Input Protection - Continuous reverse polarity, transient overvoltage and ESD protection
• Power Indicator - LED, Blue indicates unit is functioning correctly
• Input Supply Connector - Pluggable 2-way screw terminal, 5.08mm pitch (12 to 30 AWG)

NMEA 0183 Port Listener Talker

• Number of Listener / Input Ports - 8 isolated NMEA 0183 Listeners
• Number of Talker / Output Ports - 6 isolated NMEA 0183 Talkers
• Compatibility - Fully NMEA 0183, RS422 RS232 compatible. RS485 Listener compatible
• Speed / baud rate - 4800 to 38400 bps
• Talker Output Voltage Drive - >= 2.2V (differential) into 100 ohm
• Talker Output Current Drive - 20 mA maximum per output
• Talker Output Protection - Short circuit and ESD
• Talker Data Indicator - LED, Orange (Flashes at data rate)
• Listener Input Voltage Tolerance - -15 V to +15 V continuous, -35 V to +35 V short term (< 1 second)
• Listener Input Protection - Current limited, overdrive protection to 40 VDC and ESD protection
• Listener Data Indicator - LED, Green (Flashes to indicate valid input)
• Connectors - Pluggable 2/3-way screw terminals, 5.08mm pitch (12 to 30 AWG)

Serial Port

• Compatibility - RS422 RS232 compatible. RS485 Listener compatible
• Speed / baud rate - 4800 to 115200 bps
• Output Voltage Drive - >= 2.1V (differential) into 100 ohm
• Output Current Drive - 20 mA max.
• Output Protection - Short circuit and ESD
• Input Voltage Tolerance - -15 V to +15 V continuous, -35 V to +35 V short term (< 1 second)
• Input Protection - Current limited, overdrive protection to 40 VDC and ESD protection
• Data Indicators - LEDs: Green = Receive, Orange = Transmit
• Connectors - Pluggable 3-way screw terminals, 5.08mm pitch (12 to 30 AWG)

Ethernet Port

• Host Interface - 10/100BaseT, automatic polarity detection
• Supported Protocols - TCP/IP for configuration and firmware updating, TCP/IP and UDP for NMEA 0183 comms
• Indicators - Green = Link/Activity, Yellow = 100 Mbps
• Connector - RJ45

Isolation

• NMEA 0183 Listener - OPTO-Isolated, Hi-Pot tested to 1000V
• NMEA 0183 Talker - Uses IsoDrive, Hi-Pot tested to 1000V
• Serial Port - Uses IsoDrive, Hi-Pot tested to 1000V
• Alarm Relay - Hi-Pot tested to 1000V
• Ethernet Port - 2kV for 60s

Mode Inputs

• Input Voltage Range - 0 to 35V DC
• Protection - Transient overvoltage and ESD protection
• Connectors - Pluggable 2-way screw terminals, 5.08mm pitch (12 to 30 AWG)

Alarm Output

• Contacts - Common, Normally Open and Normally Closed
• Alarm Indicator - LED, Red indicates a valid alarm condition
• Contact Ratings - 35VAC / 50VDC
• Connectors - Pluggable 3-way screw terminals, 5.08mm pitch (12 to 30 AWG)

Mechanical

• Housing Material - 316 Stainless Steel
• Dimensions - 210mm (W) x 128mm (H) x 27mm (D)
• Weight - 540g
• Mounting - Bulkhead mount or DIN rail mount (DIN kit 1)

Approvals and Certifications

• Compass Safe Distance - 175mm
• Type Approval Certificate - RINA
• Operating Temperature - -25 to +70C
• Storage Temperature - -40 to +85C
• Relative Humidity (RH) - 95% @ 55C
• Environmental Protection - IP40
• Guarantee - 5 Years

The Actisense PRO NMEA 0183 Multiplexer (Part Number: PRO-MUX-2) offers a comprehensive solution for complex marine communication systems, combining durability, flexibility, and ease of integration. Designed with a rugged stainless steel housing, the PRO-MUX-2 is built to withstand demanding maritime environments while providing advanced features that enhance data management across leisure and commercial vessels. Its multiple opto-isolated inputs and ISO-Drive outputs ensure reliable data transfer, safeguarding your systems from electrical interference and faults. This multiplexer is ideal for larger vessels that require robust and compliant NMEA 0183 data routing, making it a vital component for integrated navigation, engine monitoring, and communication systems. The device's type approval (RINA) and compliance with marine standards ensure seamless integration and reliable operation on class vessels and beyond. The PRO-MUX-2 features a bi-directional serial port, Ethernet connectivity, and advanced filtering options to optimize data flow and prevent bottlenecks. Configuration is straightforward via a standard web browser, eliminating the need for specialized software or PC compatibility issues. The unit supports both 12V and 24V DC systems, with comprehensive input and output protection, including transient overvoltage, reverse polarity, and ESD safeguards. Its alarm output contacts provide quick alert options for system faults, while diagnostic LEDs facilitate troubleshooting and status monitoring. Mountable via DIN rail or panel, the PRO-MUX-2 combines versatility with durability, making it suitable for a wide range of maritime applications. The device is IP40 rated, ensuring protection against dust and minimal water ingress, and is designed for a broad operating temperature range from -25°C to +70°C. Backed by a 5-year guarantee, the Actisense PRO-MUX-2 is a future-proof investment for vessel owners seeking reliable, compliant, and high-performance NMEA 0183 data management.

Features:

• Eight OPTO-isolated NMEA 0183 inputs for reliable data reception

• Six ISO-Drive NMEA 0183 outputs providing clean and protected signals

• Bi-directional serial port supporting additional NMEA 0183 data flow

• Ethernet port enabling streaming via TCP/IP and UDP protocols

• Alarm output with normally open and normally closed contacts for system alerts

• Designed for 12V and 24V DC power systems with overvoltage and reverse polarity protection

• Isolation to battery supply for enhanced electrical safety

• Configurable baud rates for flexible data rate management

• Data combining from any input to any output for system integration

• Two independent autoswitch virtual inputs with priority for seamless system control

• Advanced sentence filtering and routing to optimize data traffic

• Diagnostic LEDs on all inputs and outputs for troubleshooting

• Status LEDs for alarm, mode, and device health monitoring

• Two-part pluggable connector system supporting screw and screwless terminals

• Mountable via DIN rail or panel for versatile installation

• Web browser configuration for easy setup without PC compatibility issues

• Supports firmware updates for future-proof operation

• Hi-Pot tested to 1000V for all isolation points, ensuring electrical safety

• Environmental protection rated IP40 for dust resistance

• Operating temperature range from -25°C to +70°C for reliable marine performance