MSA MDU-102, Руководство по эксплуатации, Страница: 5 / 27

Operating Manual
4
1 DESCRIPTION AND OPERATION OF THE PRODUCT
1.1 D
ESCRIPTION
The Product 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.
1.2 T
ECHNICAL SPECIFICATIONS
Technical specifications of the Product are represented in Table 1.
Table 1 – General technical specifications of the Product
Parameter Value
Electrical specifications
Input voltage, DC, V 24 (9.5…36.0)
Max. power consumption, W 3
Galvanic isolation from power mains +
Reverse polarity protection +
Overvoltage protection +
Inputs
Number of input ports, pcs. 2 («CH»1, «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…+70
Operating temperature, °С
–15…+55
Weight, kg 0.65