B&B Electronics Port Expander 232PE, User Manual

Page 1: ...2PE Document No 232PE3095 This product Designed and Manufactured In Ottawa Illinois USA of domestic and imported parts by B B Electronics Mfg Co Inc 707 Dayton Road P O Box 1040 Ottawa IL 61350 PH 815...

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Page 3: ...rts A 1 Chart 1 IBM PC DB25 Connector to Master Port A 2 Chart 2 IBM PC DB9 Connector to Master Port A 2 Chart 3 Modem DB25 Connector to Master Port A 3 Chart 4 DCE Device w DB25 Connector to Ports A...

Page 4: ...ii Table of Contents 232PE3095 Manual B B Electronics PO Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 434 7094...

Page 5: ...32XSS Four LED s represent ports A through D and indicate the selected port The fifth LED is the Power On indicator Refer to Figure 7 There are five connectors located on the back of the 232PE a twent...

Page 6: ...232XSS s expansion bus A maximum of fifteen Port Expander units can be added to a 232XSS Each Port Expander unit 232PE adds four additional serial ports The Port Expansion Bus connects each port to t...

Page 7: ...232PE3095 Manual 3 B B Electronics PO Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 434 7094 Figure 2 Printed Circuit Board Outline PC board for optional RS 422 485 port...

Page 8: ...n bus cable refer to Figure 3 This cable simply plugs into the bus expansion connector located on the back of the last unit connected to the Expandable Smart Switch bus Table 1 Address Switch DIP Swit...

Page 9: ...direction information Also refer to Figure 4 for a simplified schematic showing the relationship between the master port of the 232XSS and any RS 232 port of the 232PE Refer to Appendix B for cable c...

Page 10: ...of the 232XSS will be converted to balanced full duplex RS 422 or half duplex RS 485 signals with this option Figure 4 Simplified RS 232 Schematic Table 3 RS 422 485 PORTS A D Pin Signal Description...

Page 11: ...ship between the master port and a port configured with the RS 422 485 option NOTE This option only supports transmit and receive data signals TD RD from the master port Refer to Appendix B for cable...

Page 12: ...aster port is configured as a DCE port and CTS pin 5 is used when the master port is configured as a DTE port SD control automatically enables the RS 485 driver by sensing the leading edge of the firs...

Page 13: ...re mode the data being sent from the RS 232 device connected to the master port will not be echoed back to the master port To configure a port for RS 485 two wire mode five jumpers must be set Jumper...

Page 14: ...2PE3095 Manual B B Electronics PO Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 434 7094 Specifications Model 232PE Size 8 w x 6 3 d x 2 7 h Power 120Vac 60hz 16w Figure 7 Front View Figure 8 Rear...

Page 15: ...232PE3095 Manual Appendix A A 1 B B Electronics PO Box 1040 Ottawa IL 61350 PH 815 433 5100 FAX 815 434 7094 Appendix A Cable Charts...

Page 16: ...PC DB25 Connector to Master Port Master Port configured as a DCE port IBM PC Serial Port DB25 Connector Signal Direction 232XSS Master Port DCE DB25 Connector 2 2 3 3 4 4 5 5 6 6 7 7 8 8 20 20 Pins 6...

Page 17: ...5 5 7 7 8 8 20 20 Pins 6 8 are tied together inside the 232XSS and share the same input NOTE When using chart 3 above and connecting a DTE device to ports A H of the smart switch refer to Charts 7 and...

Page 18: ...ctor Signal Direction 232PE Ports A D DTE DB25 Connector 2 3 3 2 4 5 5 4 6 6 7 7 8 8 20 20 Pins are tied together inside the 232PE and share the same input Chart 6 IBM PC DB9 Connector to Ports A D DT...

Page 19: ...Signal Direction 232PE Ports A D DTE DB25 Connector 2 3 3 2 4 5 5 4 6 6 7 7 8 20 20 6 Pins 6 8 are tied together inside the 232PE and share the same input Chart 8 IBM PC DB9 Connector to Ports A D DT...

Page 20: ...s and in place of B and A the replaces the B and the replaces the A NOTE Make sure the port s set up jumpers are in the proper position for four wire communications Chart 10 RS 422 485 2 Wire Device t...

Page 21: ...vide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not insta...