B&B Electronics 232BSS4 Manual page 23

Master Port Connections:
connector configured as a DCE. This provides direct connection to
an IBM PC compatible or other DTE device. When connecting the
Master port to a modem, the Master port of another 232BSS4, or
other device configured as a DCE, a null modem adapter such as
B&B's model 232DTE is needed. If the user chooses to use the DTR
signal to tell the 232BSS4 when to accept commands, the DTR
output from the Master device should be connected to pin 20.
232BSS4 ports.
Slave Port Connections:
configured as DTE for direct connection to a modem or other DCE
device. When connecting the Slave ports to a PC compatible or
other DTE device, a null modem adapter is needed.
232BSS4 ports.
Documentation Number 232BSS41202 Manual
Downloaded from Elcodis.com electronic components distributor
The Master Port of the 232BSS4 is a 25 pin female D-sub
See Appendix B for a complete set of connection tables to the
The Slave Ports of the 232BSS4 are 9-pin, D-sub connectors
See Appendix B for a complete set of connection tables to the
B&B Electronics Mfg Co Inc – 707 Dayton Rd - PO Box 1040 - Ottawa IL 61350 - Ph 815-433-5100 - Fax 815-433-5104
B&B Electronics Ltd – Westlink Commercial Park – Oranmore, Galway, Ireland – Ph +353 91-792444 – Fax +353 91-792445
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