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Comar SLR200N

Technical information and details SLR200N

Sebastian Olias avatar
Written by Sebastian Olias
Updated over 5 months ago

The Comar SLR200N is an advanced AIS receiver tailored for maritime safety and navigation. It continuously monitors AIS signals from nearby vessels, providing real-time data on their position, speed, and course. With dual-channel reception, it ensures high sensitivity and accuracy, even in challenging environments. This compact device is perfect for land-based monitoring and can operate without a computer, making it indispensable for maritime operations.

This device has become obsolete and has been replaced by newer models for several years now. As a result, it is no longer being actively distributed to partners.

Technical Information

Receiver

  • 2 Channel AIS receiver
    for 161.975 MHz and 162.975 MHz

  • Class A/B, Channel Spacing 25kHz

Sensitivity

  • -112 dBm

Power

  • 9 - 30 Volts DC power, 400 mW

Operating Temperature

  • -15°C to +55°C

Connector

  • BNC 50Ω for antenna

  • RJ45 Ethernet Connector 10/100 BASE-T

  • 2-pole power plug

LED

  • Power LED

  • Channel A Reception LED

  • Channel B Reception LED

  • Link LED Network Port

  • Activity LED Network Port

Output

  • NMEA0183, 38.400 Baud, VDM

Protocol

  • TCP, UDP, DHCP, HTTP, AUTOIP, ARP, ICMP, TFTP, Telnet, BOOTP

Dimensions

  • 140x120x50 mm

Weight

  • 600 g

Wiring Diagram

SLR200N_Wiring.jpg

LED Status

The green LED (POWER) shows that the device is on. If no green light appears, recheck the power connection.

The two red LEDs (A/B) blink from time to time when the device receives AIS data. If one of the red LEDs does not blink irregularly, check the antenna, the coax cable, and the cable connections. It indicates that the device does not receive AIS data.

The orange Link LED on the network port flashes three times at a fixed interval if no network cable is connected or nothing is connected to the other end of the network cable. In this case, check the network cable and the connection.

The orange Link LED on the network port is permanently on when a connection has been established to a network device (e.g., switch).

The green Activity LED on the network port only flashes when a connection has been established (see orange LED). It does not mean that the data is being transmitted to MarineTraffic.

Links

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