OPU-1
UNIVERSAL POWER-LINE CARRIER SYSTEM TYPE OPU-1
GENERAL DESCRIPTION - Rev 7 (May 2019)
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Connection
2-wire and 4-wire with E and M signalling or
DTMF
Data ports (DCE mode)
➢
Synchronous, of 600, 1200, 2400, 3600,
4800, 6400, 7200, 8000, 9600, 14400,
16000,
19200,
28800,
32000
and
38400 bit/s. (Up to 19200 bit/s at the
27 kbit/s gross bit rate).
➢
Asynchronous, of 200, 600, 1200, 2400,
3600, 4800, 6400, 7200, 8000, 9600,
14400, 19200 and 28800 bit/s. (Up to
19200 bit/s at the 27 kbit/s gross bit rate).
➢
Anisochronous, of 60, 120, 240, 360, 480,
640, 720, 800, 960 and 1440 bit/s
Interface (DB25)
V.24/V.28 of the ITU-T (EIA RS-232C)
Asynchronous data format
1 Start bit.
6 to 8 data bits.
1 or 2 Stop bits
5.6.2
DMPU/TMPU internal multiplexer
DMPU/TMPU built-in multiplexer (optional) Up to three modules type DMPU and/or
TMPU, being available the following.
DMPU.02: two data ports
DMPU.04: four data ports
DMPU.06: six data ports
TMPU.11: one speech port plus one data port
TMPU.21: two speech ports plus one data
port
Drop-insert functionality in DMPU module data
ports. The drop-insert is particularly suitable
for half-duplex communications or polling
systems (Central Unit/Remotes
