SEL recommends selecting the SEL-3555 Real-Time Automation Controller (RTAC) in place of the SEL-3573. The SEL-3555 RTAC provides the current functionality of the SEL-3573 in addition to other advanced capabilities. SEL will continue to support and warranty the SEL-3573.
Integrated firewall and antivirus
LEDs for visible indication of transmit/receive activity on the various I/O ports
Solid-state design with no moving parts
Included PDC Assistant Software for quick and easy commissioning
Configurable physical network separation for enhanced security
2 EIA-232 serial communications ports
Alarm contacts for self-test or power supply failure
In addition to the included six-port SEL-3390S8 PCIe x1 Serial Expansion Card, add up to three additional SEL-3390S8 Cards for a total of 24 RJ45 serial ports
Optional secondary power supply to maximize availability
Wide-range ac or dc power supply
|Product||Revision||Firmware ID||Date Available||Serial Number|
The Firmware IDs for older versions of the firmware can typically be found in Appendix A of the instruction manual.