GE MDP Instruction Manual page 56

7 MODBUS PROTOCOL
Table 7–1: MODBUS MEMORY MAP (Sheet 2 of 4)
REGISTER CONTENTS
1011 Phase A trip current
1013 Phase B trip current
1015 Phase C trip current
1017 Ground trip current
1019 Trip time
1021 Breaker Status
1022 Relay Hardware Status
COMMNET COMMUNICATION STATISTICS REGISTERS
1500 Device Status
1501 Total Communication errors
1502 CRC Errors
1503 Transmit Failures
1504 Receive Time-out
1505 Receive Errors
EVENT REGISTERS
2000 Event Code - EVENT 1
2001 Hour
7
2002 Minute
2003 Seconds
2004 Milliseconds
2005 Event specific data 1
2006 Event specific data 2
2007 Event specific data 3
2008 Event specific data 4
2009 Event specific data 5
2010 Event specific data 6
2011 Event code - EVENT 2
2012 Hour
2013 Minute
2014 Seconds
2015 Milliseconds
7-
4
Courtesy of NationalSwitchgear.com
RANGE TYPE
R/W
0 to 10 A (5 A relay) RO
0 to 2 A (1 A relay)
0 to 10 A (5 A relay) RO
0 to 2 A (1 A relay)
0 to 10 A (5 A relay) RO
0 to 2 A (1 A relay)
0 to 3 A (5 A relay) RO
0 to 0.7 A (1 A relay)
0 to 999.99 sec. RO
00 to 01h RO
00 to 04h RO
N/A RO
N/A RO
N/A RO
N/A RO
N/A RO
N/A RO
0 to 256 RO
0 to 23 hrs. RO
0 to 59 min. RO
0 to 59 sec. RO
msecs RO
0 to 256 RO
0 to 23 hrs. RO
0 to 59 min. RO
0 to 59 sec. RO
msecs RO
MDP Digital Time Overcurrent Relay
FORMAT CODE
Float
Float
Float
Float
Float
Unsigned Integer
00h: Closed, 01h: Open
Unsigned Integer
00h: Relay is OK
01h: Relay not responding to read
02h: Relay not responding to write
03h: Command error reported
04h: Fatal error in Relay
1 = ALIVE, 0 = DEAD
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
Unsigned Integer
GEK-100682D
BYTES COMMNET
COMMAND
2 80/74/09-0Ah
2 80/74/0B-0Ch
2 80/74/0D-0Eh
2 80/74/0F-10h
2 80/74/11-14h
1 80/57/00h
1 80/57/03h
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1 N/A
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
GE Power Management