Network Equipment : Related Network Equipment Products : Black Box - TL073A-R4

3-Port RS232 DB25 Passive Splitter

Model: TL073A-R4

MASTER port is configured DTE and PORTS 1–3 are configured DCE
Signals present on the MASTER connector at pins 1, 3, 5, 6, 7, 8, 15, and 17 are sent to the corresponding pins on each of the PORT connectors.
Signals present on the PORT connectors at pins 2, 4, and 20 are passively stored and sent to the corresponding pins on the MASTER connector.
Data coming into the MASTER port on pin 3 of the RS232 DB25 Passive Splitter goes to all three Slave ports since they are all tied common.

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Use our Modem Splitter to connect three terminals to one modem and save money - you won't need extra modems and extra lines!

No special cables are needed. It uses ordinary straight-pinned cables for a hookup, and includes a 6-ft. DB25 male/DB25 female extension cable and a serial DB9 female/DB25 male AT adapter.

The Modem Splitter is transparent to speed and protocol and works equally well in sync and async environments.

The TL073A-R4 includes (1) modem splitter, (1) 6-ft. DB25 male/DB25 female extension cable, and (1) serial DB9 female/DB25 male AT adapter.

A 6-Port Modem Splitter is also available. See "Similar Products."

MASTER port is configured DTE and PORTS 1–3 are configured DCE
Signals present on the MASTER connector at pins 1, 3, 5, 6, 7, 8, 15, and 17 are sent to the corresponding pins on each of the PORT connectors.
Signals present on the PORT connectors at pins 2, 4, and 20 are passively stored and sent to the corresponding pins on the MASTER connector.
Data coming into the MASTER port on pin 3 of the RS232 DB25 Passive Splitter goes to all three Slave ports since they are all tied common.

Shipping Height (with packaging): 3 in
Shipping Weight: 1.91 lbs
Shipping Width (with packaging): 7 in
Shipping Depth (with packaging): 9.75 in
Product Weight: 1.91 lbs

tl073a-4a-r2-073a-4a-r3_20344.pdf 78587 kb - Instructions

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