Schweitzer Engineering Laboratories SEL-321 - Page 346

A-14 Firmware Versions Date Code 20011203
SEL-321/321-1 Instruction Manual
Firmware
Part/Revision No.
SEL-321-1 Relay Version
Description of Firmware
Revision B or C Main Board and Low-Level Test Capability
(ET3 or TT3):
This firmware differs from previous versions as follows:
- Added global setting ERESTART
- Added RDMEM command
SEL-321-1-R413 60 Hz, 5 Amp, 1 I/O Board
SEL-321-1-R463 50 Hz, 5 Amp, 1 I/O Board
SEL-321-1-R513 60 Hz, 5 Amp, 2 I/O Boards
SEL-321-1-R563 50 Hz, 5 Amp, 2 I/O Boards
SEL-321-1-R614 60 Hz, 5 Amp, 1 I/O Board, ACB rotation
SEL-321-1-R714 60 Hz, 5 Amp, 2 I/O Boards, ACB rotation
SEL-321-1-R813 60 Hz, 1 Amp, 1 I/O Board
SEL-321-1-R863 50 Hz, 1 Amp, 1 I/O Board
SEL-321-1-R913 60 Hz, 1 Amp, 2 I/O Boards
SEL-321-1-R964 50 Hz, 1 Amp, 2 I/O Boards
This firmware differs from previous versions as follows:
- Relay-to-relay integral communications-assisted protection
security enhancement.
SEL-321-1-R412 60 Hz, 5 Amp, 1 I/O Board
SEL-321-1-R462 50 Hz, 5 Amp, 1 I/O Board
SEL-321-1-R512 60 Hz, 5 Amp, 2 I/O Boards
SEL-321-1-R562 50 Hz, 5 Amp, 2 I/O Boards
SEL-321-1-R613 60 Hz, 5 Amp, 1 I/O Board, ACB rotation
SEL-321-1-R713 60 Hz, 5 Amp, 2 I/O Boards, ACB rotation
SEL-321-1-R812 60 Hz, 1 Amp, 1 I/O Board
SEL-321-1-R862 50 Hz, 1 Amp, 1 I/O Board
SEL-321-1-R912 60 Hz, 1 Amp, 2 I/O Boards
SEL-321-1-R963 50 Hz, 1 Amp, 2 I/O Board