Table 2 Modbus Registers

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Kholer Decision Maker 550 Modbus Register Map / Point List

Table 2: Modbus Registers

Register	Data Description	Access	Data Type	Range/Units/Notes
40001	L1 — L2 Voltage	RO	WORD	Volts AC
40002	L2 — L3 Voltage	RO	WORD	Volts AC
40003	L3 — L1 Voltage	RO	WORD	Volts AC
40004	L1 — L0 Voltage	RO	WORD	Volts AC
40005	L2 — L0 Voltage	RO	WORD	Volts AC
40006	L3 — L0 Voltage	RO	WORD	Volts AC
40007	L1 Current	RO	WORD	Amps AC
40008	L2 Current	RO	WORD	Amps AC
40009	L3 Current	RO	WORD	Amps AC
40010	Frequency	RO	WORD	Hz X 100
40011	Total kW	RO	WORD	kW
40012	Percent of Rated kW	RO	WORD	% Rated kW
40013	Total Power Factor	RO	SWORD	PF X 100 (SIGNED)
40014	L1 kW	RO	WORD	kW
40015	L1 Power Factor	RO	SWORD	PF X 100 (SIGNED)
40016	L2 kW	RO	WORD	kW
40017	L2 Power Factor	RO	SWORD	PF X 100 (SIGNED)
40018	L3 kW	RO	WORD	kW
40019	L3 Power Factor	RO	SWORD	PF X 100 (SIGNED)
40020	Total kVAR	RO	SWORD	kVAR (SIGNED)
40021	L1 kVAR	RO	SWORD	kVAR (SIGNED)
40022	L2 kVAR	RO	SWORD	kVAR (SIGNED)
40023	L3 kVAR	RO	SWORD	kVAR (SIGNED)
40024	Total kVA	RO	WORD	kVA
40025	L1 kVA	RO	WORD	kVA
40026	L2 kVA	RO	WORD	kVA
40027	L3 kVA	RO	WORD	kVA
40028	Current Lead/Lag	RO	WORD	Bits 0–1 Total Current — Leading = 10 Lagging = 01 Bits 2–3 L1 Current — Leading = 10 Lagging = 01 Bits 4–5 L2 Current — Leading = 10 Lagging = 01 Bits 6–7 L3 Current — Leading = 10 Lagging = 01
40029	Reserved For Future Use	RO	WORD
40030	Reserved For Future Use	RO	WORD
40031	Reserved For Future Use	RO	WORD
40032	Reserved For Future Use	RO	WORD
40033	Oil Pressure*	RO	WORD	kPa/psi
40034	Coolant Temperature*	RO	SWORD	Degrees C/Degrees F
40035	Engine Speed*	RO	WORD	RPM
40036	Local Battery Voltage*	RO	WORD	Volts DC X 10
40037	Fuel Pressure*	RO	WORD	kPa/psi DDEC/MDEC/ADEC only
40038	Fuel Temperature*	RO	SWORD	Degrees C/Degrees F DDEC/MDEC/ADEC only
40039	Fuel Rate*	RO	WORD	Liters/Hour X 100 or Gallons/Hour X 100 DDEC only
40040	Used Last Run*	RO	WORD	Liters/Gallons DDEC only
40041	Coolant Pressure*	RO	WORD	kPa/psi DDEC only
40042	Coolant Level*	RO	WORD	% X 10 DDEC only
40043	Lube Oil Temperature*	RO	SWORD	Degrees C/Degrees F DDEC/MDEC/ADEC/Waukesha only
40044	Oil Level*	RO	WORD	% X 10 DDEC only
40045	Crankcase Pressure*	RO	WORD	kPa/psi DDEC only
40046	Ambient Temperature *	RO	SWORD	Degrees C/Degrees F DDEC only
40047	ECM Battery Voltage*	RO	WORD	Volts DC X 10 DDEC/MDEC/ADEC only
40048	ECM Status	RO	WORD	“0 = DDEC-Equipped, 1 = Non-ECM, 2 = MDEC/ADEC-Equipped
40049	Intake Air Temperature	RO	SWORD	Degrees C/Degrees F MDEC/ADEC/Waukesha only
40050	Intake Air Pressure	RO	WORD	Degrees C/Degrees F MDEC/ADEC only
40051	MDEC/ADEC Fault Codes	RO	WORD	Numeric Fault Code MDEC/ADEC only
40052	Reserved For Future Use	RO	WORD
40053	Reserved For Future Use	RO	WORD
40054	Reserved For Future Use	RO	WORD	Mapped to register 41500 for compatibility with earlier controller application code versions. Note: Code versions 2.10 and higher use more registers for the Event Stack than previous versions.
40055	Reserved For Future Use	RO	WORD
40056	Reserved For Future Use	RO	WORD
40057	Reserved For Future Use	RO	WORD
40058	Reserved For Future Use	RO	WORD
40059	Reserved For Future Use	RO	WORD
40060	Reserved For Future Use	RO	WORD
40061	Analog Input 00 (Battery Voltage)*	RO	WORD	Volts DC
40062	Analog Input 01*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40063	Analog Input 02*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40064	Analog Input 03*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40065	Analog Input 04*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40066	Analog Input 05*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40067	Analog Input 06*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40068	Analog Input 07*	RO	WORD	User-defined and calibrated through the 550 controller. See the controller operation manual.
40069	Reserved For Additional Input	RO	WORD
40070	Reserved For Additional Input	RO	WORD
40071	Reserved For Additional Input	RO	WORD
40072	Reserved For Additional Input	RO	WORD
40073	Reserved For Additional Input	RO	WORD
40074	Reserved For Additional Input	RO	WORD
40075	Reserved For Additional Input	RO	WORD
40076	Reserved For Additional Input	RO	WORD
40077 – 40078	Digital Input Status/Option Flags	RO	2 WORDS	Word #1 Digital Inputs 0–15: Bit 0 Remote start contacts Bit 1 Emergency stop Bit 2 Low coolant level Bit 3 Digital Input #3 Bit 4 Digital Input #4 Bit 5 Digital Input #5 Bit 6 Digital Input #6 Bit 7 Digital Input #7 Bit 8 Digital Input #8 Bit 9 Digital Input #9 Bit 10 Digital Input #10 Bit 11 Digital Input #11 Bit 12 Digital Input #12 Bit 13 Digital Input #13 Bit 14 Digital Input #14 Bit 15 Digital Input #15Word #2: Bit 0 Digital Input #16 Bit 1 Digital Input #17 Bit 2 Digital Input #18 Bit 3 Digital Input #19 Bit 4 Digital Input #20 Bit 5 Digital Input #21 Bit 6 Digital Input #22 Bit 7 Digital Input #23 Bit 8 DDEC Flag Bit 9 MDEC/ADEC Flag Bit 10 Tier1 Flag Bit 11 Waukesha Flag Bits 12–15 Unused Input Is high/option enabled if bit is set. Digital inputs are user-defined through the controller or Monitor III software. See the related operation manual.
40079	Master Switch Position	RO	WORD	0 = Error, 1 = Auto, 2 = Off, 3 = Run
40080	Programming Mode Status	RO	WORD	1 = Off, 2 = Local, 3 = Remote
40081	Reserved For Future Use	RO	WORD
40082	Reserved For Future Use	RO	WORD
40083	Reserved For Future Use	RO	WORD
40084	Total Number of Starts	RO	WORD	Starts
40085	Total Run Time Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40087	Total Run Time Loaded Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40089	Total Run Time Unloaded Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40091	Total Run Time kW Hrs	RO	LONG	kW Hrs (LSW First)
40093	RTSM Total Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40095	RTSM Loaded Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40097	RTSM Unloaded Hrs	RO	LONG	HRS X 100 (LSW FIRST)
40099	RTSM kW Hrs	RO	LONG	kW Hrs (LSW FIRST)
40101	Last Maintenance Date	RO	WORD	Day \| Month — Year
40103	Operating Days Since Maint.	RO	WORD	Days
40104	Number of Starts Since Maint.	RO	WORD	Starts
40105	Last Start Date	RO	2 WORDS	Day \| Month — Year
40107	Last Start Time	RO	WORD	Hr\|Min
40108	Last Run Length	RO	WORD	Hrs X 100
40109	Last Run Loaded	RO	WORD	0 = Unloaded, 1 = Loaded
40110	Timed Run Time (Hr:Min)	RW	WORD	Hr\|Min
40111	Timed Run Remaining (Hr:Min)	RO	WORD	Hr\|Min
40112	Is Timed Run Active	RO	WORD	1 = True, 0 = False
40113	Current Date	RW	2 WORDS	Day \| Month — 2 Digit Year \| Day of Week ( 0=Sunday)
40115	Current Time (24 Hr Clock)	RW	WORD (Hr\|Min)	Hr\|Min
40116	Time Delay Engine Start	RW	WORD	Min \| Sec
40117	Time Delay Starting Aid	RW	WORD	Min \| Sec
40118	Time Delay Crank On	RW	WORD	Min \| Sec
40119	Time Delay Crank Pause	RW	WORD	Min \| Sec
40120	Time Delay Engine Cooldown	RW	WORD	Min \| Sec
40121	Time Delay Crank Cycles	RW	WORD	Cycles
40122	Time Delay Overvoltage	RW	WORD	Min \| Sec
40123	Time Delay Undervoltage	RW	WORD	Min \| Sec
40124	Time Delay Load Shed kW	RW	WORD	Min \| Sec
40125	Operating Mode	RW	WORD	Bits 0–1: Operating Mode 1=Standby, 2=Prime Power Bit 2: Unused Bit 3: MDEC/ADEC DSC Mode 1 = Enabled, 0 = Disabled Bit 4: MDEC/ADEC VSG Mode 1 =Enabled, 0 = Disabled Bits 5–7: Temp Sensor Type
40126	System Voltage	RW	WORD	Volts AC
40127	System Frequency	RW	WORD	Hz
40128	System Phase	RW	WORD	1 = 3 Phase Delta, 2 = 3 Phase Wye, 3 = Single Phase
40129	kW Rating	RW	WORD	kW
40130	Load Shed Output	RW	WORD	% of kW RATING
40131	Overvoltage	RW	WORD	% of System Voltage
40132	Undervoltage	RW	WORD	% of System Voltage
40133	Overfrequency	RW	WORD	% of System Frequency
40134	Underfrequency	RW	WORD	% of System Frequency
40135	Overspeed	RW	WORD	Hz
40136	Battery Voltage	RW	WORD	Volts DC X 10
40137	Lo Battery Voltage	RW	WORD	Volts DC X 10
40138	Hi Battery Voltage	RW	WORD	Volts DC X 10
40139	Metric Units	RW	WORD	1 = True, 0 = False
40140	NFPA 110 Defaults Enabled	RW	WORD	1 = True, 0 = False
40141	Rated Current	RO	WORD	Amps AC
40142	Cooldown Temperature Override	RW	WORD	1 = True, 0 = False
40143	Reserved For Future Use	RO	WORD
40144	Reserved For Future Use	RO	WORD
40145	Reserved For Future Use	RO	WORD
40146	Reserved For Future Use	RO	WORD
40147	Reserved For Future Use	RO	2 WORDS	Day \| Month — Year
40149	Final Assembly Clock No.	RO	LONG	99999 Max (LSW FIRST)
40151	Total Operating Days	RO	WORD	Days
40152	Model No.	RO	13 WORDS	26 Character String
40165	Spec. No.	RO	8 WORDS	16 Character String
40173	Genset Serial No.	RO	10 WORDS	20 Character String
40183	Alternator Part No.	RO	10 WORDS	20 Character String
40193	Engine Part No.	RO	10 WORDS	20 Character String
40203	Control No.	RO	LONG	(LSW FIRST)
40205	Code Version	RO	3 WORDS	6 Character String
40208	Setup Lock	RO	WORD	1 = Locked, 0 = Unlocked
40209	Engine Model No.	RO	4 WORDS	8 Character String ECM only
40213	Engine Serial No.	RO	5 WORDS	10 Character String ECM only
40218	Unit No.	RO	5 WORDS	8 Character String ECM only
40223	ECM Serial No.	RO	4 WORDS	10 Character String ECM only

*0x7FD6 = data unavailable. 0x7FFF = data is out of range.

Digital Inputs 1–21 Setup (for status see 40077–40079):

Register	Data Description	Access	Data Type	Range/Units/Notes
40027	Digital Input 01	RW	13 WORDS PER INPUT	Word 1: Enabled \| Function ID Word 2 I hibi Ti (Mi \|S ) Word 2: Inhibit Time Min\|Sec) Word 3: Delay Time (Min\|Sec) Word 4–13: 10 Words for 20 Character Description StringRefer to Section 2 5 7 Digital Auxiliary Input Functions, for descriptions and codes.See the controller operation manual, TP-6200, for factory-reserved and user-selectable inputs for various applications.
40240	Digital Input 02	RW	13 WORDS PER INPUT	Same as above
40253	Digital Input 03	RW	13 WORDS PER INPUT	Same as above
40266	Digital Input 04	RW	13 WORDS PER INPUT	Same as above
40279	Digital Input 05	RW	13 WORDS PER INPUT	Same as above
40292	Digital Input 06	RW	13 WORDS PER INPUT	Same as above
40305	Digital Input 07	RW	13 WORDS PER INPUT	Same as above
40318	Digital Input 08	RW	13 WORDS PER INPUT	Same as above
40331	Digital Input 09	RW	13 WORDS PER INPUT	Same as above
40344	Digital Input 10	RW	13 WORDS PER INPUT	Same as above
40357	Digital Input 11	RW	13 WORDS PER INPUT	Same as above
40370	Digital Input 12	RW	13 WORDS PER INPUT	Same as above
40383	Digital Input 13	RW	13 WORDS PER INPUT	Same as above
40396	Digital Input 14	RW	13 WORDS PER INPUT	Same as above
40409	Digital Input 15	RW	13 WORDS PER INPUT	Same as above
40422	Digital Input 16	RW	13 WORDS PER INPUT	Same as above
40435	Digital Input 17	RW	13 WORDS PER INPUT	Same as above
40448	Digital Input 18	RW	13 WORDS PER INPUT	Same as above
40461	Digital Input 19	RW	13 WORDS PER INPUT	Same as above
40474	Digital Input 20	RW	13 WORDS PER INPUT	Same as above
40487	Digital Input 21	RW	13 WORDS PER INPUT	Same as above

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Analog Input Setup (for status see registers 40061–40068)

Register	Data Description	Access	Data Type	Range/Units/Notes
40500	Analog Input 01	RW	16 WORDS PER INPUT	Refer to the controller operation manual, TP-6200, for identification of user inputs and factory-reserved inputs for specific applications. Word 1: Warning/Shutdown Enable [Bits 8 9] \| Inhibit Time (Sec) Word 2: Warning Time (Sec) \| Shutdown Time (Sec) Word 3: Lower Warning Limit Word 4: Upper Warning Limit Word 5: Lower Shutdown Limit Word 6: Upper Shutdown Limit Word 7–16:Analog voltage adjust for switchgear applications only; 10 words for 20 character description string
40516	Analog Input 02	RW	16 WORDS PER INPUT	Same as above
40532	Analog Input 03	RW	16 WORDS PER INPUT	Same as above
40548	Analog Input 04	RW	16 WORDS PER INPUT	Same as above
40564	Analog Input 05	RW	16 WORDS PER INPUT	Same as above
40580	Analog Input 06	RW	16 WORDS PER INPUT	Same as above
40596	Analog Input 07	RW	16 WORDS PER INPUT	Same as above

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Analog Inputs 8–15 Setup

Register	Data Description	Access	Data Type
40612	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40628	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40644	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40660	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40676	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40692	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40708	Reserved For Non-ECM	RO	16 WORDS PER INPUT
40724	Reserved For Non-ECM	RO	16 WORDS PER INPUT

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Define/Inspect RDO Status (2 WORDS). See Table 4

Register	Data Description	Access	Data Type	Range/Units/Notes
40838	RDO Status: RDO1 — RDO16	RO*	WORD	Output Is High If Individual Bit Is Set. Bit 0 = RDO 1
40839	RDO Status: RDO17 — RDO31	RO*	WORD	Output Is High If Individual Bit Is Set. Bit 0 = RDO 17

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* Software-controlled RDOs are RW.

*0x7FD6 = data unavailable. 0x7FFF = data is out of range.

Define/Inspect RDOs (RW, 1 WORD per RDO). See Table 5.

Register	Data Description	Access	Data Type	Range/Units/Notes
40840	Relay Driver Output 01	RW	WORD	Selection \| SetpointFunction uses the event codes in Table 5. Setpoints are for analog inputs only; otherwise setpoint=0.
40841	Relay Driver Output 02	RW	WORD	Same as above
40842	Relay Driver Output 03	RW	WORD	Same as above
40843	Relay Driver Output 04	RW	WORD	Same as above
40844	Relay Driver Output 05	RW	WORD	Same as above
40845	Relay Driver Output 05	RW	WORD	Same as above
40846	Relay Driver Output 07	RW	WORD	Same as above
40847	Relay Driver Output 08	RW	WORD	Same as above
40848	Relay Driver Output 09	RW	WORD	Same as above
40849	Relay Driver Output 10	RW	WORD	Same as above
40850	Relay Driver Output 11	RW	WORD	Same as above
40851	Relay Driver Output 12	RW	WORD	Same as above
40852	Relay Driver Output 13	RW	WORD	Same as above
40853	Relay Driver Output 14	RW	WORD	Same as above
40854	Relay Driver Output 15	RW	WORD	Same as above
40855	Relay Driver Output 16	RW	WORD	Same as above
40856	Relay Driver Output 17	RW	WORD	Same as above
40857	Relay Driver Output 18	RW	WORD	Same as above
40858	Relay Driver Output 19	RW	WORD	Same as above
40859	Relay Driver Output 20	RW	WORD	Same as above
40860	Relay Driver Output 21	RW	WORD	Same as above
40861	Relay Driver Output 22	RW	WORD	Same as above
40862	Relay Driver Output 23	RW	WORD	Same as above
40863	Relay Driver Output 24	RW	WORD	Same as above
40864	Relay Driver Output 25	RW	WORD	Function \| SetpointFunction uses the event codes in Table 5. Setpoints are for analog inputs only; otherwise setpoint=0.
40865	Relay Driver Output 26	RW	WORD	Same as above
40866	Relay Driver Output 27	RW	WORD	Same as above
40867	Relay Driver Output 28	RW	WORD	Same as above
40868	Relay Driver Output 29	RW	WORD	Same as above
40869	Relay Driver Output 30	RW	WORD	Same as above
40870	Relay Driver Output 31	RW	WORD	Same as above

Note: Cannot read past end of block

Event History. See Table 5 for event codes.

Register	Data Description	Access	Data Type	Range/Units/Notes
40871 – 40910	Event History — Page 1 (1–10)	RO	40 WORDS	10 events, 4 words each: Event Code\|Setpoint Hr\|Min Day\|Month Year See Table 5 for event codes. Setpoints are for analog inputs only; otherwise setpoint=0Note: Message code = 0xFFat end of history
40911 – 40950	Event History — Page 2 (11–20)	RO	40 WORDS	Same as above
40951 – 40990	Event History — Page 3 (21–30)	RO	40 WORDS	Same as above
40991 – 41030	Event History — Page 4 (31–40)	RO	40 WORDS	Same as above
41031 – 41070	Event History — Page 5 (41–50)	RO	40 WORDS	Same as above
41071 – 41110	Event History — Page 6 (51–60)	RO	40 WORDS	Same as above
41111 – 41150	Event History — Page 7 (61–70)	RO	40 WORDS	Same as above
41151 – 41190	Event History — Page 8 (71–80)	RO	40 WORDS	Same as above
41191 – 41230	Event History — Page 9 (81–90)	RO	40 WORDS	Same as above
41231 – 41270	Event History — Page 10 (91–100)	RO	40 WORDS	Same as above

*0x7FD6 = data unavailable. 0x7FFF = data is out of range.

Note: Cannot read past end of block.

Customer-Defined Character Strings (defined through Monitor software)

Register	Data Description	Access	Data Type	Range/Units/Notes
41271	Designation	RW	5 WORDS	9 Character String
41276	Load	RW	10 WORDS	20 Character String
41286	Location	RW	10 WORDS	20 Character String

Note: Cannot read past end of block.

Register	Data Description	Access	Data Type
41296	Reserved for future use	RO	WORD
41297	Reserved for future use	RO	WORD
41298	Reserved for future use	RO	WORD
41299	Reserved for future use	RO	WORD
41300	Reserved for future use	RO	WORD
41301	Reserved for future use	RO	WORD
41302	Reserved for future use	RO	WORD
41303	Reserved for future use	RO	WORD
41304	Reserved for future use	RO	WORD
41305	Reserved for future use	RO	WORD

Note: Cannot Read Past End of Block

Remote Functions

Register	Data Description	Access	Data Type	Range/Units/Notes
41306	Start Timed Run	WO	WORD	1 = Start, 0 = No Start
41307	Stop Timed Run	WO	WORD	1 = Stop, 0 = No Stop
41308	Reset Maintenance Records	WO	WORD	1 = Reset, 0 = No Reset
41309	Remote Fault Reset	WO	WORD	1 = Reset, 0 = No Reset
41310	Reserved for future use	RO	WORD
41311	Reserved for future use	RO	WORD
41312	Reserved for future use	RO	WORD
41313	Reserved for future use	RO	WORD
41314 – 41499	Reserved for future use

System Event Stack (must be read as 16 register block). See Table 4 and Table 5.

Register	Data Description	Access	Data Type	Range/Units/Notes
41500	System Events 0–15 Word #1	RO	16 WORDS	System event status. 0=not active 1=active Each bit corresponds to a different event code. See Table 4 and Table 5.
41501	System Events 16–31 Word #2	RO	16 WORDS	Same as above
41502	System Events 32–47 Word #3	RO	16 WORDS	Same as above
41503	System Events 48–63 Word #4	RO	16 WORDS	Same as above
41504	System Events 64–79 Word #5	RO	16 WORDS	Same as above
41505	System Events 80–95 Word #6	RO	16 WORDS	Same as above
41506	System Events 96–111 Word #7	RO	16 WORDS	Same as above
41507	System Events 112–127 Word #8	RO	16 WORDS	Same as above
41508	System Events 128–143 Word #9	RO	16 WORDS	Same as above
41509	System Events 144–159 Word #10	RO	16 WORDS	Same as above
41510	System Events 160–175 Word #11	RO	16 WORDS	Same as above
41511	System Events 176–191 Word #12	RO	16 WORDS	Same as above
41512	System Events 192–207 Word #13	RO	16 WORDS	Same as above
41513	System Events 208–223 Word #14	RO	16 WORDS	Same as above
41514	System Events 224–239 Word #15	RO	16 WORDS	Same as above
41515	System Events 240–255 Word #16	RO	16 WORDS	Same as above
41516 – 41536	Reserved			Reserved for the Wireless Monitor
41537 – 41549	Reserved			Reserved for future use

Note: Cannot Read Past End of Block.

*0x7FD6 = data unavailable. 0x7FFF = data is out of range.

Define/Inspect Defined Common Faults:

Register	Data Description	Access	Data Type	Range/Units/Notes
41550	Emergency Stop	RW	WORD	Selected \| SetpointThe selected byte indicates whether a given fault has been assigned to the defined common fault: 0 not assigned to the defined common fault; 1=assigned to the defined common fault. The setpoint byte indicates the setpoint value for that item
41551	Overspeed	RW	WORD	Same as above
41552	Overcrank	RW	WORD	Same as above
41553	High Coolant Temperature Shutdown	RW	WORD	Same as above
41554	Oil Pressure Shutdown	RW	WORD	Same as above
41555	Low Coolant Temperature (ECM only)	RW	WORD	Same as above
41556	Low Fuel	RW	WORD	Same as above
41557	High Coolant Temperature Warning	RW	WORD	Same as above
41558	Oil Pressure Warning	RW	WORD	Same as above
41559	Master Not In Auto	RW	WORD	Same as above
41560	NFPA 110 Fault	RW	WORD	Same as above
41561	Low Battery Voltage	RW	WORD	Same as above
41562	High Battery Voltage	RW	WORD	Same as above
41563	Battery Charger Fault	RW	WORD	Same as above
41564	System Ready	RW	WORD	Same as above
41565	Loss of ECM Comm (ECM only)	RW	WORD	Same as above
41566	No Oil Pressure Signal	RW	WORD	Same as above
41567	High Oil Temperature Shutdown	RW	WORD	Same as above
41568	No Coolant Temperature Signal	RW	WORD	Same as above
41569	Low Coolant Level	RW	WORD	Same as above
41570	Speed Sensor Fault	RW	WORD	Same as above
41571	Locked Rotor	RW	WORD	Same as above
41572	Master Switch Error	RW	WORD	Same as above
41573	Master Switch Open	RW	WORD	Same as above
41574	Master Switch Off	RW	WORD	Same as above
41575	AC Sensing Loss	RW	WORD	Same as above
41576	Over Voltage	RW	WORD	Same as above
41577	Under Voltage	RW	WORD	Same as above
41578	Weak Battery	RW	WORD	Same as above
41579	Over Frequency	RW	WORD	Same as above
41580	Under Frequency	RW	WORD	Same as above
41581	Load Shed kW Overload	RW	WORD	Selected \| Setpoint
41582	Load Shed kW Under Frequency	RW	WORD	Selected \| Setpoint
41583	Over Current	RW	WORD	Selected \| Setpoint
41584	EPS Supplying Load	RW	WORD	Selected \| Setpoint
41585	Internal Fault	RW	WORD	Selected \| Setpoint
41586	Engine Cooldown Delay	RW	WORD	Selected \| Setpoint
41587	Engine Start Delay	RW	WORD	Selected \| Setpoint
41588	Starting Aid	RW	WORD	Selected \| Setpoint
41589	Generator Running	RW	WORD	Selected \| Setpoint
41590	Air Damper Control	RW	WORD	Selected \| Setpoint
41591	Ground Fault	RW	WORD	Selected \| Setpoint
41592	EEPROM Write Failure	RW	WORD	Selected \| Setpoint
41593	Critical Overvoltage	RW	WORD	Selected \| Setpoint
41594	Alternator Protect Shutdown	RW	WORD	Selected \| Setpoint
41595	Air Damper Indicator	RW	WORD	Selected \| Setpoint
41596	Digital Input 01	RW	WORD	Note: Analog and digital inputs are user-defined through the controller or Monitor III software. See the related operation manual.
41597	Digital Input 02	RW	WORD	Same as above
41598	Digital Input 03	RW	WORD	Same as above
41599	Digital Input 04	RW	WORD	Same as above
41600	Digital Input 05	RW	WORD	Same as above
41601	Digital Input 06	RW	WORD	Same as above
41602	Digital Input 07	RW	WORD	Same as above
41603	Digital Input 08	RW	WORD	Same as above
41604	Digital Input 09	RW	WORD	Same as above
41605	Digital Input 10	RW	WORD	Same as above
41606	Digital Input 11	RW	WORD	Same as above
41607	Digital Input 12	RW	WORD	Same as above
41608	Digital Input 13	RW	WORD	Same as above
41609	Digital Input 14	RW	WORD	Same as above
41610	Digital Input 15	RW	WORD	Same as above
41611	Digital Input 16	RW	WORD	Same as above
41612	Digital Input 17	RW	WORD	Same as above
41613	Digital Input 18	RW	WORD	Same as above
41614	Digital Input 19	RW	WORD	Same as above
41615	Digital Input 20	RW	WORD	Same as above
41616	Digital Input 21	RW	WORD	Same as above
41617	Analog Input 01	RW	WORD	Same as above
41618	Analog Input 02	RW	WORD	Same as above
41619	Analog Input 03	RW	WORD	Same as above
41620	Analog Input 04	RW	WORD	Same as above
41621	Analog Input 05	RW	WORD	Same as above
41622	Analog Input 06	RW	WORD	Same as above
41623	Analog Input 07	RW	WORD	Same as above
41624	Reserved for additional input	RW	WORD
41625	Reserved for additional input
41626	Reserved for additional input
41627	Reserved for additional input
41628	Reserved for additional input
41629	Reserved for additional input
41630	Reserved for additional input
41631	Reserved for additional input
41632	Defined Common Fault
41633	Software Controlled RDO#1	RW	WORD	Selected \| Setpoint
41634	Software Controlled RDO#2	RW	WORD	Selected \| Setpoint
41635	Software Controlled RDO#3	RW	WORD	Selected \| Setpoint
41636	Software Controlled RDO#4	RW	WORD	Selected \| Setpoint
41637 – 41348	Reserved for factory use	RW	WORD	Selected \| Setpoint
41649	Genset Parameter Warning	RW	WORD	Selected \| Setpoint
41650	Genset S/N Mismatch Warning	RW	WORD	Selected \| Setpoint
41651	Genset S/N Mismatch Shutdown	RW	WORD	Selected \| Setpoint
41652	Reserved for factory use	RW	WORD	Selected \| Setpoint
41653	Protective Relay Overvoltage	RW	WORD	Switchgear applications only. Cannot be defined as common fault or assigned as RDO, but can referenced in event stack/log.
41654	Protective Relay Under Voltage	RW	WORD	Same as above
41655	Protective Relay Overfrequency	RW	WORD	Same as above
41656	Protective Relay Underfrequency	RW	WORD	Same as above
41657	Protective Relay Reverse Power	RW	WORD	Same as above
41658	Protective Relay Over Power	RW	WORD	Same as above
41659	Protective Relay Loss of Field	RW	WORD	Same as above
41660	Protective Relay Overcurrent Vr	RW	WORD	Same as above
41661	Reverse Power Shutdown	RW	WORD	Switchgear applications only
41662	Over Power Shutdown	RW	WORD	Switchgear applications only
41663	Loss of Field Shutdown	RW	WORD	Switchgear applications only
41664	Over Current Shutdown	RW	WORD	Switchgear applications only
41665	Common Protective Relay Output	RW	WORD	Switchgear applications only. Cannot be defined as common fault, but can be assigned as RDO and referenced in event stack/log.
41666	In Synch	RW	WORD	Switchgear applications only
41667	Breaker Trip	RW	WORD	Switchgear applications only
41668	Fuel Valve Relay	RW	WORD	Waukesha only.
41669	Pre Lube Relay	RW	WORD	Waukesha only.
41670	Air -Fuel Module Start	RW	WORD	Waukesha only.
41671	Oil Temperature Loss of Sign	RW	WORD	Waukesha only.
41672	High Oil Temperature Warning	RW	WORD	Waukesha only.
41673	Intake Air Temperature Loss of Signal	RW	WORD	Waukesha only.
41674	High Intake Air Temperature Warning	RW	WORD	Waukesha/MDEC/ADEC only.
41675	High Intake Air Temperature Shutdown	RW	WORD	Waukesha/MDEC/ADEC only.
41676	MDEC/ADEC Yellow Alarm	RW	WORD	MDEC/ADEC only.
41677	MDEC/ADEC Red Alarm	RW	WORD	MDEC/ADEC only.
41678	MDEC/ADEC Block Heater Control	RW	WORD	MDEC/ADEC only.
41679	Low Coolant Temperature Shutdown	RW	WORD	MDEC/ADEC only.
41680	MDEC/ADEC Load Shed Over Temperature	RW	WORD	MDEC/ADEC only.
41681 – 41740	Reserved For Future Use	RW	WORD
41741	Air -Fuel Module Start	RW	WORD	Waukesha only.
41742 – 41805	Reserved For Future Use	RW	WORD

Device ID

Register	Data Description	Access	Data Type	Range/Units/Notes
49999	Device ID	RO	WORD	Dec 550 Device ID = 20

*0x7FD6 = data unavailable. 0x7FFF = data is out of range.

Table 2 Modbus Registers

Modbus Integration Solutions

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Table 2 Modbus Registers

Modbus Integration Solutions

Related Products

Testimonials

Contact Us

Contact us via phone (+1 866-383-1657) or leave a detailed message below for sales, support, or any other needs