Ultimate TA620 Support

Manuals
TA620 revision 6
TA620 revision 5

Wiring Diagrams
RS232 Serial Communications
RJ11 Cable
Internal Modem
PC to RS485 Converter
RS485 to clock  multi point
RS485 complete
External Modem
Using External Modems

Other 
Setting IP Address in Rev. 6
Ethernet Converter
COMM5 Communications
Magnetic Card Specifications
Barcode Card Specifications

Polling Errors