Kohler (M340) 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	Data type
1	System time	word
2	Day of week	word
3	Month	word
4	Day	word
5	Year	word
6	Week of month	word
7	Time not in normal since reset	word
14	Time not in normal	word
15	Time in emergency	word
16	Days of operation	word
17	Transfers	word
18	Month in operation	word
19	Day in operation	word
20	Year in operation	word
21	Voltage A B normal	word
22	Voltage B C normal	word
23	Voltage ca normal	word
24	Freq. Ac normal	word
25	Voltage A B emerg	word
26	Voltage B C emerg	word
27	Voltage ca emerg	word
28	Freq. Ac emerg	word
29	Exerciser time remaining	word
30	Month of last exercise	word
31	Day of last exercise	word
32	Year of last exercise	word
33	Time of last outage	word
34	Month of last outage	word
35	Day of last outage	word
36	Year of last outage	word
37	Duration of last outage	word
38	History event #1 code	word
39	History event #2 code	word
40	History event #2 month	word
41	History event #2 day	word
42	History event #2 year	word
43	History event #3 code	word
44	History event #3 month	word
45	History event #3 day	word
46	History event #3 year	word
47	History event #4 code	word
48	History event #4 month	word
49	History event #4 day	word
50	History event #4 year	word
51	Alert code	word
77	Off to emergency time delay	word
78	Off to normal time delay	word
79	Engine start time delay	word
80	Normal to emerg. Time delay	word
81	Emerg. To normal time delay	word
82	Engine cooldown time delay	word
83	Before emerg. Time delay	word
84	After emerg. Time delay	word
85	Sequence to emerg. Time delay	word
86	Return to emerg. Loads	word
87	Before normal time delay	word
88	After normal time delay	word
89	Sequence to normal time delay	word
90	Return to normal loads	word
91	Over voltage dropout normal	word
92	Over voltage pickup normal	word
93	Under voltage pickup normal	word
94	Under voltage dropout normal	word
95	Over frequency dropout normal	word
96	Over frequency pickup normal	word
97	Under frequency pickup normal	word
98	Under frequency dropout normal	word
99	Over voltage dropout emerg	word
100	Over voltage pickup emerg	word
101	Under voltage pickup emerg	word
102	Under voltage dropout emerg	word
103	Over frequency dropout emerg	word
104	Over frequency pickup emerg	word
105	Under frequency pickup emerg	word
106	Under frequency dropout emerg	word
107	System voltage normal	word
108	System frequency normal	word
109	System voltage emerg	word
110	System frequency emerg	word
179	Number of poles	word
193	Calendar start time #1	word
194	Calendar run time #1	word
195	Calendar start time #2	word
196	Calendar run time #2	word
197	Calendar start time #3	word
198	Calendar run time #3	word
199	Calendar start time #4	word
200	Calendar run time #4	word
201	Calendar start time #5	word
202	Calendar run time #5	word
203	Day of week #1 (calendar)	word
204	First week of month #1 (calendar)	word
205	Second week of month #1 (calendar)	word
206	Day of week #2 (calendar)	word
207	First week of month #2 (calendar)	word
208	Second week of month #2 (calendar)	word
209	Day of week #3 (calendar)	word
210	First week of month #3 (calendar)	word
211	Second week of month #3 (calendar)	word
212	Day of week #4 (calendar)	word
There are more MODBUS items for this device. Please, download the program.

Kohler (Decision Maker 340) data logging
Kohler (Decision Maker 3500) data logging
Kohler (Decision Maker 550) data logging
Kohler (Decision Maker 6000) data logging
Kohler (M340) data logging
Kohler (MPAC 1000) data logging
Kohler (MPAC 1500) data logging
Kohler (Power Monitor) data logging

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