GE 1601-0149-A2 manual Memory Map Sheet 28

	489				Modbus Memory Map
Communications Guide
Table 1: 489 Memory Map (Sheet 28 of 29)
ADDR	NAME	RANGE	STEP	UNITS	FORMAT	DEFAULT
2D2A	Pre-Fault System Frequency	50 to 900	1	Hz	F2	600
2D2B	Pre-Fault Analog Input 1	0 to 100	1	%	F1	0
2D2C	Pre-Fault Analog Input 2	0 to 100	1	%	F1	0
2D2D	Pre-Fault Analog Input 3	0 to 100	1	%	F1	0
2D2E	Pre-Fault Analog Input 4	0 to 100	1	%	F1	0
2D4C	Pre-Fault Stator RTD Temp	–50 to 250	1	°F	F4	40
2D4D	Pre-Fault Bearing RTD Temp	–50 to 250	1	°F	F4	40
2D4E	Pre-Fault Other RTD Temp	–50 to 250	1	°F	F4	40
2D4F	Pre-Fault Ambient RTD Temp	–50 to 250	1	°F	F4	40
489 TESTING / FAULT SETUP
2D80	Fault Iphase Output	0 to 2000	1	⋅ CT	F3	0
2D81	Fault Voltages Phase-N	0 to 150	1	⋅ Rated	F3	100
2D82	Fault Current Lags Voltage	0 to 359	1	°	F1	0
2D83	Fault Iphase Neutral	0 to 2000	1	⋅ CT	F3	0
2D84	Fault Current Ground	0 to 2000	1	⋅ CT	F3	0
2D85	Fault Voltage Neutral	0 to 1000	1	Volts	F2	0
2D86	Fault Stator RTD Temp	–50 to 250	1	°C	F4	40
2D87	Fault Bearing RTD Temp	–50 to 250	1	°C	F4	40
2D88	Fault Other RTD Temp	–50 to 250	1	°C	F4	40
2D89	Fault Ambient RTD Temp	–50 to 250	1	°C	F4	40
2D8A	Fault System Frequency	50 to 900	1	Hz	F2	600
2D8B	Fault Analog Input 1	0 to 100	1	%	F1	0
2D8C	Fault Analog Input 2	0 to 100	1	%	F1	0
2D8D	Fault Analog Input 3	0 to 100	1	%	F1	0
2D8E	Fault Analog Input 4	0 to 100	1	%	F1	0
2DBC	Fault Stator RTD Temp	–50 to 250	1	°F	F4	40
2DBD	Fault Bearing RTD Temp	–50 to 250	1	°F	F4	40
2DBE	Fault Other RTD Temp	–50 to 250	1	°F	F4	40
2DBF	Fault Ambient RTD Temp	–50 to 250	1	°F	F4	40
489 TESTING / TEST OUTPUT RELAYS

2DE0 Force Operation Of Relays

0 to 8

1

–

F139

0

489 TESTING / TEST ANALOG OUTPUT

2DF0	Force Analog Outputs Function	0 to 1	1	–	F126	0
2DF1	Analog Output 1 Forced Value	0 to 100	1	%	F1	0
2DF2	Analog Output 2 Forced Value	0 to 100	1	%	F1	0
2DF3	Analog Output 3 Forced Value	0 to 100	1	%	F1	0
2DF4	Analog Output 4 Forced Value	0 to 100	1	%	F1	0
EVENT RECORDER / GENERAL
3000	Event Recorder Last Reset Date (2 Words)	N/A	N/A	N/A	F18	N/A
3002	Total Number Of Events Since Last Clear	0 to 65535	1	N/A	F1	N/A
3003	Event Record Selector	0 to 65535	1	–	F1	0
EVENT RECORDER / SELECTED EVENT
3004	Cause Of Event	0 to 139	1	–	F134	0
3005	Time Of Event (2 Words)	N/A	N/A	N/A	F19	N/A
3007	Date Of Event (2 Words)	N/A	N/A	N/A	F18	N/A
3009	Tachometer	0 to 7200	1	RPM	F1	0
300A	Phase A Current	0 to 999999	1	Amps	F12	0
300C	Phase B Current	0 to 999999	1	Amps	F12	0
300E	Phase C Current	0 to 999999	1	Amps	F12	0
3010	Phase A Differential Current	0 to 999999	1	Amps	F12	0
3012	Phase B Differential Current	0 to 999999	1	Amps	F12	0
3014	Phase C Differential Current	0 to 999999	1	Amps	F12	0
3016	Neg. Seq. Current	0 to 2000	1	%FLA	F1	0

1, 2, 3 See Table footnotes on page 39

38

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