Larsen Toubro (ER300P) data logger. MODBUS registers map.

This data is being extracted with the help of the Advanced Serial Data Logger (MODBUS RTU,ASCII) or Advanced TCP/IP Data Logger (MODBUS TCP) software only. It may not applicable for other software titles.

MODBUS offset	Description	Units	Data type
1	Y line voltage	V	word
2	B line voltage	V	word
3	R phase voltage	V	word
4	Y phase voltage	V	word
5	B phase voltage	V	word
6	R phase current	C	word
7	Y phase current	C	word
8	B phase current	C	word
9	Total active power	W	smallint
10	Total reactive power	VAr	smallint
11	Total apparent power	VA	smallint
12	Total power factor		smallint
13	Average frequency		word
14	Tamper status		word
18	Current time format, year, month (BCD)		word
19	Current time format, date day (BCD)		word
20	Current time format, hour minute (BCD)		word
21	Current time: format: second, dummy (BCD)		word
22	Cumulative energy, forward	Wh	dword
24	Cumulative energy, reverse	Wh	dword
26	Cumulative energy, forward	VArh	dword
28	Cumulative energy, reverse	VArh	dword
30	Anomaly string (ASCII)		dword
32	00:00 hr forward Wh of present day	Wh	dword
34	00:00 hr forward Wh of previous day	Wh	dword
36	00:00 hr reverse Wh of present day	Wh	dword
38	00:00 hr reverse wh of previous day	Wh	dword
40	CT tapping		word

Larsen Toubro (ER300P) data logging
Larsen Toubro (Quasar) data logging
Larsen Toubro (Vega) data logging

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