A.3
Date Code 20090730 Instruction Manual SEL-734 Meter
Firmware and Manual Versions
Firmware
Form 5 Meter
SEL-734-R526-V0-Z011010-D20080805
Form 9 Meter
SEL-734-R126-V0-Z011010-D20080805
➤ Added IEC 61000-4-15 Flicker.
➤ Added magnitudes, angles, and active power to the 50
th
harmonic. Accuracy compliant with IEC 61000-4-7.
➤ Added a second load profile recorder.
➤ Enhanced event reporting capabilities.
➤ Increased memory for load profile and event reporting.
➤ Modified ID and VER commands to reflect increased memory.
➤ Added modem dial-out on event trigger.
➤ Added voltage and frequency deviation quantities.
➤ Added VSSI to DNP.
➤ Increased number of TOU self reads from 6 to 15.
➤ Added daily repeating functions for TOU.
➤ Modified DNP and Modbus to include new quantities.
➤ Corrected communications issue with SUBNET Solutions
®
SSNET
software when SER settings contain a 0 or NA.
20080805
Form 5 Meter
SEL-734-R525-V0-Z010009-D20080313
Form 9 Meter
SEL-734-R125-V0-Z010009-D20080313
➤ Added support for a Class 2 CT card.
➤ Improved Load Profile Data recording when adjusting time across
one interval boundary.
➤ Corrected IG stability in the VSSI report.
20080313
Form 5 Meter
SEL-734-R524-V0-Z010009-D20071207
Form 9 Meter
SEL-734-R124-V0-Z010009-D20071207
➤ Improved reliability of DNP communications over Port 2 and Port F.
➤ Corrected timestamps on LDP records to improve MV-90 reads.
20071207
Form 5 Meter
SEL-734-R523-V0-Z010009-D20071019
Form 9 Meter
SEL-734-R123-V0-Z010009-D20071019
➤ Prevented possibility of meter disabling when modifying Port 4 set-
tings.
20071019
Form 5 Meter
SEL-734-R522-V0-Z010009-D20070920
Form 9 Meter
SEL-734-R122-V0-Z010009-D20070920
➤ Enhanced Synchrophasor performance.
➤ Corrected Device Time Synchronization via DNP.
➤ Corrected potential Peak Demand discrepancy between Load Profile
and Time-of-Use.
➤ Corrected issue with Load Profile lookup via Modbus/MV-90
protocol.
➤ Corrected potential MV-90 protocol lockout.
➤ Added ability to enable/disable certain Fast Messages.
20070920
Form 5 Meter
SEL-734-R521-V0-Z009008-D20070521
Form 9 Meter
SEL-734-R121-V0-Z009008-D20070521
➤ Added Load Profile data to DNP.
➤ Expanded LDAR setting range to include 1-minute Load Profile
acquisition rate.
➤ Expanded DMTC setting range to include a 1-minute demand time
constant.
➤ Reordered Test Mode quantities to make MWH3I the default test
quantity.
➤ Corrected Time-of-Use processing when time is changed or IRIG-B
is connected.
➤ Corrected per-point scaling on DNP counters.
➤ Corrected Load Profile DST flag when the Meter loses power.
➤ Corrected Modbus and MV-90 SER number reporting when SER >
512 records.
20070521
Table A.1 Firmware Revision History (Sheet 3 of 7)
Firmware Identification (FID) Number Summary of Revisions
Manual
Date Code
Courtesy of NationalSwitchgear.com
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