Schweitzer Engineering Laboratories SEL-321 - Page 354

A-22 Firmware Versions Date Code 20011203
SEL-321/321-1 Instruction Manual
Firmware
Part/Revision No.
SEL-321-1 Relay Version
Description of Firmware
Revision A Main Board:
This firmware differs from previous versions as
follows:
- Removed problem where entering an invalid
command with several parameters (i.e., EVE 1
U M BAD), followed by SHOW L OUTn,
where n is 12 - 15 or 29 - 32 could result in a
vector halt.
- Removed problem where powering up the
relay with a port PROTOCOL setting set to
R6 causes the default settings to be loaded.
SEL-321-1-R114 60 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R164 50 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R214 60 Hz, 5 Amp, 2 I/O Boards, Rev. A
This firmware differs from previous versions as
follows:
- Added global setting ERESTART
- Added RDMEM command
SEL-321-1-R113 60 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R163 50 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R213 60 Hz, 5 Amp, 2 I/O Boards, Rev. A
This firmware differs from previous versions as
follows:
- Relay-to-relay integral communications-
assisted protection security enhancement.
SEL-321-1-R112 60 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R162 50 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R212 60 Hz, 5 Amp, 2 I/O Boards, Rev. A
This firmware differs from previous versions as
follows:
- Block the OSTD timer output latch if
EOOST=N.
- New factory setting for pickup delay in the
DCB Zone 3 extension logic.
- Hide PASSWORD when entering new access
level.
- Targets are retained after loss of power.
SEL-321-1-R111 60 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R161 50 Hz, 5 Amp, 1 I/O Board, Rev. A
SEL-321-1-R211 60 Hz, 5 Amp, 2 I/O Boards, Rev. A