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Amplifier-multiplier of NMEA signals

MDU-102

Amplifier-multiplier of NMEA signals

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The MDU-102 is designed for the multiplication of NMEA 0183 signals, version 1-3 (IEC 61162-1, 61162-2) or other serial data transmissions via RS-232 and RS-422/485 interfaces from one or two sources. The unit provides a checksum test for data received on the first channel.

Parameter

Value

Electrical specifications

Input voltage, DC, V

24 (10 to 36)

Max. power consumption, W

3

Galvanic isolation from power mains

+

Reverse polarity protection

+

Overvoltage protection

+

Inputs

Number of input ports, pcs. 

2 (“CH1”, “CH2”)

Supported interfaces

RS-232, RS-422/485

Max. baud rate, bit/s

115200

Optoisolation of inputs

+

Outputs

Number of output ports, pcs.           

8 (2×4)

Number of output groups

2 (“A” and “B”)

Output optoisolation

4 non-isolated

4 isolated

Supported interfaces 

RS-232, RS-422/485

Max. baud rate, bit/s

115200

General specifications

Overall dimensions, mm

194×119×31

Protection degree

IP22

Limiting temperature, °С

–60 to +70

Operating temperature, °С

–15 to +55

Weight, kg

0.65