GE 1601-0149-A2 manual Memory Map Sheet 6

	489				Modbus Memory Map
Communications Guide
Table 1: 489 Memory Map (Sheet 6 of 29)
ADDR	NAME	RANGE	STEP	UNITS	FORMAT	DEFAULT
04AC	RTD #11 Temperature	–52 to 251	1	°C	F4	–52
04AD	RTD #12 Temperature	–52 to 251	1	°C	F4	–52
04C0	Hottest Stator RTD Temperature	–52 to 250	1	°F	F4	–52
04C1	RTD #1 Temperature	–52 to 251	1	°F	F4	–52
04C2	RTD #2 Temperature	–52 to 251	1	°F	F4	–52
04C3	RTD #3 Temperature	–52 to 251	1	°F	F4	–52
04C4	RTD #4 Temperature	–52 to 251	1	°F	F4	–52
04C5	RTD #5 Temperature	–52 to 251	1	°F	F4	–52
04C6	RTD #6 Temperature	–52 to 251	1	°F	F4	–52
04C7	RTD #7 Temperature	–52 to 251	1	°F	F4	–52
04C8	RTD #8 Temperature	–52 to 251	1	°F	F4	–52
04C9	RTD #9 Temperature	–52 to 251	1	°F	F4	–52
04CA	RTD #10 Temperature	–52 to 251	1	°F	F4	–52
04CB	RTD #11 Temperature	–52 to 251	1	°F	F4	–52
04CC	RTD #12 Temperature	–52 to 251	1	°F	F4	–52
METERING DATA / DEMAND METERING
04E0	Current Demand	0 to 1000000	1	Amps	F12	0
04E2	MW Demand	0 to 2000000	1	MW	F13	0
04E4	Mvar Demand	0 to 2000000	1	Mvar	F13	0
04E6	MVA Demand	0 to 2000000	1	MVA	F13	0
04E8	Peak Current Demand	0 to 1000000	1	Amps	F12	0
04EA	Peak MW Demand	0 to 2000000	1	MW	F13	0
04EC	Peak Mvar Demand	0 to 2000000	1	Mvar	F13	0
04EE	Peak MVA Demand	0 to 2000000	1	MVA	F13	0
METERING DATA / ANALOG INPUTS
0500	Analog Input 1	–50000 to 50000	1	Units	F12	0
0502	Analog Input 2	–50000 to 50000	1	Units	F12	0
0504	Analog Input 3	–50000 to 50000	1	Units	F12	0
0506	Analog Input 4	–50000 to 50000	1	Units	F12	0
METERING DATA / SPEED

0520 Tachometer

0 to 7200

1

RPM

F1

0

LEARNED DATA / PARAMETER AVERAGES

0600	Average Generator Load	0 to 2000	1	%FLA	F1	0
0601	Average Negative Sequence Current	0 to 2000	1	%FLA	F1	0
0602	Average Phase-Phase Voltage	0 to 50000	1	V	F1	0
0603	Reserved	–	–	–	–	–
0604	Reserved	–	–	–	–	–
LEARNED DATA / RTD MAXIMUMS
0620	RTD #1 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0621	RTD #2 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0622	RTD #3 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0623	RTD #4 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0624	RTD #5 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0625	RTD #6 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0626	RTD #7 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0627	RTD #8 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0628	RTD #9 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0629	RTD #10 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
062A	RTD #11 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
062B	RTD #12 Maximum Temperature (Celsius)	–52 to 251	1	°C	F4	–52
0640	RTD #1 Maximum Temperature (Fahrenheit)	–52 to 251	1	°F	F4	–52
0641	RTD #2 Maximum Temperature (Fahrenheit)	–52 to 251	1	°F	F4	–52
0642	RTD #3 Maximum Temperature (Fahrenheit)	–52 to 251	1	°F	F4	–52

1, 2, 3 See Table footnotes on page 39

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