Document Release History
This document is issue 2010/05 The list of revisions up to and including this issue is:
Additional Comms modules option of (RS485 + IRIG-B) and (RS232 + IRIG-B) and typographical
R1a Typographical revisions
Second Issue. Software revision 2434H80011R3d-2
Third Issue. Software revision 2435H80004/5 R4b-4
Software Revision History
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©2010 Siemens Protection Devices Limited
Demand records. Optional DNP3.0 data comms.
CTS-I Supervision. Undercurrent 37G & 37SEF. Vx U/O Voltage.
46BC U/C. Comms Settings. Waveform Storage Settings. Fault
Storage Settings. Energy Storage. Trip test function. Local/Remote
modes. Settings ranges extended. Protocol changes.
7SR21 & 7SR22 Argus Installation Guide
Chapter 5 Page 1 of 22