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modbus_sma_sb5.py
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modbus_sma_sb5.py
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# https://github.com/TenySmart/ModbusTCP2MQTT/blob/main/models/modbus-sma-SBn_n-1AV-40.py
"""
values["msg"] = hexdata[24 + offset:28 + offset] # new
values["serial"] = binascii.unhexlify(hexdata[30 + offset:60 + offset]).decode('utf-8')
values["temperature"] = float(int(hexdata[62 + offset:66 + offset], 16)) / 10.0
values["v_pv1"] = float(int(hexdata[66 + offset:70 + offset], 16)) / 10.0
values["v_pv2"] = float(int(hexdata[70 + offset:74 + offset], 16)) / 10.0
# values["v_pv3"] = float(int(hexdata[74:78], 16))/10
values["i_pv1"] = float(int(hexdata[78 + offset:82 + offset], 16)) / 10.0
values["i_pv2"] = float(int(hexdata[82 + offset:86 + offset], 16)) / 10.0
# values["i_pv3"] = float(int(hexdata[86:90], 16))/10
values["i_ac1"] = int(hexdata[90 + offset:94 + offset], 16) / 10.0
# values["i_ac2"] = float(int(hexdata[94:98], 16))/10
# values["i_ac3"] = float(int(hexdata[98:102], 16))/10
values["v_ac1"] = float(int(hexdata[102 + offset:106 + offset], 16)) / 10.0
# values["v_ac2"] = float(int(hexdata[106:110], 16))/10
# values["v_ac3"] = float(int(hexdata[110:114], 16))/10
values["f_ac"] = float(int(hexdata[114 + offset:118 + offset], 16)) / 100.0
values["p_ac1"] = int(hexdata[118 + offset:122 + offset], 16)
# values["p_ac2"] = float(int(hexdata[122:126], 16))
# values["p_ac3"] = float(int(hexdata[126:130], 16))
# unknown = float(int(hexdata[130:134],16))/100
values["yield_today"] = int(hexdata[138 + offset:142 + offset], 16) * 10
# values["yield_yesterday"] = int(hexdata[134+offset:138+offset], 16) * 10 # not implemented
values["yield_total"] = int(hexdata[142 + offset:150 + offset], 16) * 100
values["hrs_total"] = int(hexdata[150 + offset:158 + offset], 16)
values["runstate"] = int(hexdata[158 + offset:160 + offset], 16)
values["GVFault_1"] = int(hexdata[162 + offset:164 + offset], 16)
values["GVFault_2"] = int(hexdata[166 + offset:168 + offset], 16)
values["GZFault"] = int(hexdata[170 + offset:172 + offset], 16)
values["TmpFault"] = int(hexdata[174 + offset:176 + offset], 16)
values["PVFault"] = int(hexdata[178 + offset:180 + offset], 16)
values["GFCIFault"] = int(hexdata[182 + offset:184 + offset], 16)
"""
# Supported hardware and firmware:
# Sunny Boy 3.0 / 3.6 / 4.0 / 5.0
# Sunny Boy: SB3.0-1AV-40 / SB3.6-1AV-40 / SB4.0-1AV-40 / SB5.0-1AV-40
# Starting with software package: 01.03.04.R
# Full list of readable registers - comment out registers you aren't interested in for faster performance
#
# Descriptions generated by using the following formula in SMA_Modbus-TI-en-26.xlsx - available from SMA web site
# =" ['"&A3&" - "&IFERROR(LEFT(B3,FIND(":",B3)-1),B3)&IF(C3<>""," ("&C3&")","")&"',"&A3&",'"&D3&"','"&E3&"'],"
#
# Note: The following manual updates were made:
# * Updates from STR32 to STR16 as the SMA doco appears to be wrong for 31017, 31025, 31033, 31041, 40159, 40167, 40175 and 40513
# * Remove extended characters from temperatures in 30953, 34109 and 34113
# * Comment out write only registers: 40015, 40016, 40018, 40022, 40023, 40024, 40025 and 40999
# Definition for sma_registers
# If JSONKEY is not defined, fall back to NAME
sma_definition = {
"NAME" : 0,
"REGISTER" : 1,
"DATATYPE" : 2,
"FORMAT" : 3,
"JSONKEY" : 4
}
# SMA datatypes and their register lengths
# S = Signed Number, U = Unsigned Number, STR = String
sma_moddatatype = {
"S16": 1,
"U16": 1,
"S32": 2,
"U32": 2,
"U64": 4,
"STR16": 8,
"STR32": 16,
}
sma_registers = [
## ['30051 - Device class',30051,'U32','ENUM'],
## ['30053 - Device type',30053,'U32','ENUM'],
['*30057 - Serial number',30057,'U32','STRING','serial'],
## ['30059 - Software package',30059,'U32','FW'],
# ['30199 - Waiting time until feed-in (s)',30199,'U32','Duration'],
# ['30201 - Condition',30201,'U32','ENUM'],
# ['30203 - Nominal power in Ok Mode (W)',30203,'U32','FIX0'],
# ['30205 - Nominal power in Warning Mode (W)',30205,'U32','FIX0'],
# ['30207 - Nominal power in Fault Mode (W)',30207,'U32','FIX0'],
# ['30211 - Recommended action',30211,'U32','ENUM'],
# ['30213 - Message',30213,'U32','ENUM'],
# ['30215 - Fault correction measure',30215,'U32','ENUM'],
# ['30217 - Grid relay/contactor',30217,'U32','ENUM'],
# ['30225 - Insulation resistance (Ohms)',30225,'U32','FIX0'],
# ['30231 - Maximum active power device (W)',30231,'U32','FIX0'],
# ['30233 - Set active power limit (W)',30233,'U32','FIX0'],
# ['30247 - Current event number for manufacturer',30247,'U32','FIX0'],
['*30513 - Total yield (Wh)',30513,'U64','FIX0','yield_total'],
# ['30517 - Daily yield (Wh)',30517,'U64','FIX0'],
# ['30521 - Operating time (s)',30521,'U64','Duration'],
# ['30525 - Feed-in time (s)',30525,'U64','Duration'],
# ['30529 - Total yield (Wh)',30529,'U32','FIX0'],
# ['30531 - Total yield (kWh)',30531,'U32','FIX0'],
# ['30533 - Total yield (MWh)',30533,'U32','FIX0'],
# ['30535 - Daily yield (Wh)',30535,'U32','FIX0'],
# ['30537 - Daily yield (kWh)',30537,'U32','FIX0'],
# ['30539 - Daily yield (MWh)',30539,'U32','FIX0'],
# ['30541 - Operating time (s)',30541,'U32','Duration'],
# ['30543 - Feed-in time (s)',30543,'U32','Duration'],
# ['30559 - Number of events for user',30559,'U32','FIX0'],
# ['30561 - Number of events for installer',30561,'U32','FIX0'],
# ['30563 - Number of events for service',30563,'U32','FIX0'],
# ['30581 - Grid reference counter reading (Wh)',30581,'U32','FIX0'],
# ['30583 - Grid feed-in counter reading (Wh)',30583,'U32','FIX0'],
# ['30599 - Number of grid connections',30599,'U32','FIX0'],
['*30769 - DC current input [1] (A)',30769,'S32','FIX3','i_pv1'],
['*30771 - DC voltage input [1] (V)',30771,'S32','FIX2','v_pv1'],
['*30773 - DC power input [1] (W)',30773,'S32','FIX0','p_pv1'],
['*30775 - Power (W)',30775,'S32','FIX0','p_ac1'],
['*30783 - Grid voltage phase L1 (V)',30783,'U32','FIX2','v_ac1'],
# ['30785 - Grid voltage phase L2 (V)',30785,'U32','FIX2'],
# ['30787 - Grid voltage phase L3 (V)',30787,'U32','FIX2'],
['*30803 - Grid frequency (Hz)',30803,'U32','FIX2', 'f_ac'],
## ['30805 - Reactive power (VAr)',30805,'S32','FIX0'],
## ['30813 - Apparent power (VA)',30813,'S32','FIX0'],
## ['30823 - Excitation type of cosPhi',30823,'U32','ENUM'],
## ['30825 - Operating mode of stat.V stab., stat.V stab. config.',30825,'U32','ENUM'],
## ['30829 - Reactive power set value as a % (%)',30829,'S32','FIX1'],
## ['30831 - cosPhi setpoint, cosPhi config., direct specif.',30831,'S32','FIX2'],
## ['30833 - cosPhi excit.type, cosPhi config., direct spec.',30833,'U32','ENUM'],
## ['30835 - Operating mode of feed-in management',30835,'U32','ENUM'],
## ['30837 - Active power limitation P, active power configuration (W)',30837,'U32','FIX0'],
## ['30839 - Active power limitation P, active power configuration (%)',30839,'U32','FIX0'],
# ['30865 - Power grid reference (W)',30865,'S32','FIX0'],
# ['30867 - Power grid feed-in (W)',30867,'S32','FIX0'],
## ['30925 - Connection speed of SMACOM A',30925,'U32','ENUM'],
## ['30927 - Duplex mode of SMACOM A',30927,'U32','ENUM'],
## ['30929 - Speedwire connection status of SMACOM A',30929,'U32','ENUM'],
## ['30949 - Displacement power factor ',30949,'U32','FIX3'],
['*30953 - Internal temperature (C)',30953,'S32','FIX1','temperature'],
['*30957 - DC current input [2] (A)',30957,'S32','FIX3','i_pv2'],
['*30959 - DC voltage input [2] (V)',30959,'S32','FIX2','v_pv2'],
['*30961 - DC power input [2] (W)',30961,'S32','FIX0','p_pv2'],
# ['30975 - Intermediate circuit voltage (V)',30975,'S32','FIX2'],
['*30977 - Grid current phase L1 (A)',30977,'S32','FIX3','i_ac1'],
## ['30979 - Grid current phase L2 (A)',30979,'S32','FIX3'],
## ['30981 - Grid current phase L3 (A)',30981,'S32','FIX3'],
# ['31017 - Current speedwire IP address',31017,'STR16','UTF8'],
## ['31025 - Current speedwire subnet mask',31025,'STR16','UTF8'],
## ['31033 - Current speedwire gateway address',31033,'STR16','UTF8'],
## ['31041 - Current speedwire DNS server address',31041,'STR16','UTF8'],
# ['31085 - Nominal power in Ok Mode (W)',31085,'U32','FIX0'],
# ['31247 - Residual current (A)',31247,'S32','FIX3'],
# ['34109 - Heat sink temperature (C)',34109,'S32','TEMP'],
# ['34113 - Internal temperature (C)',34113,'S32','TEMP'],
# ['35377 - Number of events for user',35377,'U64','FIX0'],
# ['35381 - Number of events for installer',35381,'U64','FIX0'],
# ['35385 - Number of events for service',35385,'U64','FIX0'],
## ['40003 - Time zone',40003,'U32','ENUM'],
## ['40005 - Standard/Daylight saving time conversion on',40005,'U32','ENUM'],
## ['40009 - Operating condition',40009,'U32','ENUM'],
## ['40013 - Language of the user interface',40013,'U32','ENUM'],
## WRITE ONLY REGISTERS
## ['40015 - Normalized reactive power limitation by PV system ctrl (%)',40015,'S16','FIX1'], # Write only
## ['40016 - Normalized active power limitation by PV system ctrl (%)',40016,'S16','FIX0'], # Write only
## ['40018 - Fast shut-down',40018,'U32','ENUM'], # Write only
## ['40022 - Normalized reactive power limitation by PV system ctrl (%)',40022,'S16','FIX2'], # Write only
## ['40023 - Normalized active power limitation by PV system ctrl (%)',40023,'S16','FIX2'], # Write only
## ['40024 - Dis.pow.factor that can be changed via PV system ctrl',40024,'U16','FIX4'], # Write only
## ['40025 - Excitation type that can be changed by PV system ctrl',40025,'U32','ENUM'], # Write only
# ['40063 - Firmware version of the main processor',40063,'U32','FW'],
# ['40067 - Serial number',40067,'U32','RAW'],
## ['40109 - Country standard set',40109,'U32','ENUM'],
# ['40133 - Grid nominal voltage (V)',40133,'U32','FIX0'],
# ['40135 - Nominal frequency (Hz)',40135,'U32','FIX2'],
## ['40157 - Automatic speedwire configureation switched on',40157,'U32','ENUM'],
# ['40159 - Speedwire IP address',40159,'STR16','IP4'],
## ['40167 - Speedwire subnet mask',40167,'STR16','IP4'],
## ['40175 - Speedwire gateway address',40175,'STR16','IP4'],
## ['40183 - Phase assignment',40183,'U32','ENUM'],
# ['40185 - Maximum apparent power device (VA)',40185,'U32','FIX0'],
## ['40195 - Currently set apparent power limit (VA)',40195,'U32','FIX0'],
## ['40200 - Operating mode of stat.V stab., stat.V stab. config.',40200,'U32','ENUM'],
## ['40204 - Reactive power set value as a % (%)',40204,'S32','FIX1'],
## ['40206 - cosPhi setpoint, cosPhi config., direct specif.',40206,'S32','FIX2'],
## ['40208 - cosPhi excit.type, cosPhi config., direct spec.',40208,'U32','ENUM'],
## ['40210 - Operating mode of feed-in management',40210,'U32','ENUM'],
# ['40212 - Active power limitation P, active power configuration (W)',40212,'U32','FIX0'],
# ['40214 - Active power limitation P, active power configuration (%)',40214,'U32','FIX0'],
# ['40216 - Operating mode of active power reduction in case of overfrequency P(f)',40216,'U32','ENUM'],
# ['40218 - Difference between starting frequency and grid frequency, linear instantaneous power gradient configuration (Hz)',40218,'U32','FIX2'],
# ['40220 - Difference between reset frequency and grid frequency, linear instantaneous power gradient configuration (Hz)',40220,'U32','FIX2'],
## ['40222 - cosPhi at start point, cosPhi(P) char. config.',40222,'U32','FIX2'],
## ['40224 - Excit. type at start point, cosPhi(P) char. conf.',40224,'U32','ENUM'],
## ['40226 - cosPhi at end point, cosPhi(P) char. config.',40226,'U32','FIX2'],
## ['40228 - Excit. type at end point, cosPhi(P) char. config.',40228,'U32','ENUM'],
## ['40230 - Act. power at start point, cosPhi(P) char. config. (%)',40230,'U32','FIX0'],
## ['40232 - Act. power at end point, cosPhi(P) char. config. (%)',40232,'U32','FIX0'],
## ['40238 - Active power gradient, linear instantaneous power gradient configuration (%)',40238,'U32','FIX0'],
## ['40240 - Activation of stay-set indicator function, linear instantaneous power gradient configuration',40240,'U32','ENUM'],
## ['40242 - Active power gradient after reset frequency, linear instantaneous power gradient configuration (%)',40242,'U32','FIX0'],
## ['40428 - Frequency monitoring median maximum threshold (Hz)',40428,'U32','FIX2'],
## ['40430 - Frq. monitoring median max. threshold trip. time (ms)',40430,'U32','FIX0'],
## ['40432 - Frequency monitoring lower maximum threshold (Hz)',40432,'U32','FIX2'],
## ['40434 - Frq. monitoring lower max. threshold trip. time (ms)',40434,'U32','FIX0'],
## ['40436 - Frequency monitoring upper minimum threshold (Hz)',40436,'U32','FIX2'],
## ['40438 - Frq. monitoring upper min. threshold trip. time (ms)',40438,'U32','FIX0'],
## ['40440 - Frequency monitoring median minimum threshold (Hz)',40440,'U32','FIX2'],
## ['40442 - Frq. monitoring median min. threshold trip. time (ms)',40442,'U32','FIX0'],
## ['40448 - Voltage monitoring median maximum threshold (V)',40448,'U32','FIX2'],
## ['40450 - Voltage monitoring median max. threshold trip.time (ms)',40450,'U32','FIX0'],
## ['40452 - Voltage monitoring lower maximum threshold (V)',40452,'U32','FIX2'],
## ['40456 - Voltage monitoring lower max. threshold trip. time (ms)',40456,'U32','FIX0'],
## ['40458 - Voltage monitoring lower minimum threshold (V)',40458,'U32','FIX2'],
## ['40462 - Voltage monitoring lower min. threshold trip. time (ms)',40462,'U32','FIX0'],
## ['40464 - Voltage monitoring of median minimum threshold (V)',40464,'U32','FIX2'],
## ['40466 - Voltage monitoring median min. threshold trip.time (ms)',40466,'U32','FIX0'],
## ['40470 - Island network detect. status',40470,'U32','ENUM'],
## ['40484 - Activation of active power gradient',40484,'U32','ENUM'],
## ['40497 - MAC address',40497,'STR32','UTF8'],
## ['40513 - Speedwire DNS server address',40513,'STR16','IP4'],
# ['40631 - Device name',40631,'STR32','UTF8'],
## ['40789 - Communication version',40789,'U32','REV'],
## ['40915 - Set active power limit (W)',40915,'U32','FIX0'],
## ['40999 - Setpoint cos(phi) as per EEI convention',40999,'S32','FIX4'], # Write only
## ['41017 - Adjustment time of characteristic operating point, conf. of grid integr. char. 1 (s)',41017,'U32','FIX1'],
## ['41023 - Number of points to be used, conf. of grid integr. char. 1',41023,'U32','FIX0'],
## ['41025 - X-axes reference, conf. of grid integration char. 1',41025,'U32','ENUM'],
## ['41027 - Y-axes reference, conf. of grid integration char. 1',41027,'U32','ENUM'],
## ['41029 - X value 1, conf. of grid integr. char. 1',41029,'S32','FIX3'],
## ['41031 - Y value 1, conf. of grid integr. char. 1',41031,'S32','FIX3'],
## ['41033 - X value 2, conf. of grid integr. char. 1',41033,'S32','FIX3'],
## ['41035 - Y value 2, conf. of grid integr. char. 1',41035,'S32','FIX3'],
## ['41037 - X value 3, conf. of grid integr. char. 1',41037,'S32','FIX3'],
## ['41039 - Y value 3, conf. of grid integr. char. 1',41039,'S32','FIX3'],
## ['41041 - X value 4, conf. of grid integr. char. 1',41041,'S32','FIX3'],
## ['41043 - Y value 4, conf. of grid integr. char. 1',41043,'S32','FIX3'],
## ['41061 - 2nd characteristic curve number, configuration of characteristic curve mode',41061,'U32','FIX0'],
## ['41063 - 2nd activation of the characteristic curve, configuration of characteristic curve mode',41063,'U32','ENUM'],
## ['41065 - Adjustment time of char. operating point, conf. of grid integration char. 2 (s)',41065,'U32','FIX1'],
## ['41071 - Number of points to be used, conf. of grid integr. char. 2',41071,'U32','FIX0'],
## ['41073 - Input unit, conf. of grid integration char. 2',41073,'U32','ENUM'],
## ['41075 - Output frequency, conf. of grid integration char. 2',41075,'U32','ENUM'],
## ['41077 - X value 1, conf. of grid integr. char. 2',41077,'S32','FIX3'],
## ['41079 - Y value 1, conf. of grid integr. char. 2',41079,'S32','FIX3'],
## ['41081 - X value 2, conf. of grid integr. char. 2',41081,'S32','FIX3'],
## ['41083 - Y value 2, conf. of grid integr. char. 2',41083,'S32','FIX3'],
## ['41085 - X value 3, conf. of grid integr. char. 2',41085,'S32','FIX3'],
## ['41087 - Y value 3, conf. of grid integr. char. 2',41087,'S32','FIX3'],
## ['41089 - X value 4, conf. of grid integr. char. 2',41089,'S32','FIX3'],
## ['41091 - Y value 4, conf. of grid integr. char. 2',41091,'S32','FIX3'],
## ['41111 - Voltage monitoring of lower minimum threshold as RMS value (V)',41111,'U32','FIX2'],
## ['41113 - Voltage monitoring of lower min.threshold as RMS value for tripping time (ms)',41113,'U32','FIX0'],
## ['41115 - Voltage monitoring of upper maximum threshold as RMS value (V)',41115,'U32','FIX2'],
## ['41117 - Voltage monitoring of upper max. thresh. as RMS value for tripping time (ms)',41117,'U32','FIX0'],
## ['41121 - Set country standard',41121,'U32','FUNKTION_SEC'],
# ['41123 - Min. voltage for reconnection (V)',41123,'U32','FIX2'],
# ['41125 - Max. voltage for reconnection (V)',41125,'U32','FIX2'],
# ['41127 - Lower frequency for reconnection (Hz)',41127,'U32','FIX2'],
# ['41129 - Upper frequency for reconnection (Hz)',41129,'U32','FIX2'],
# ['41169 - Minimum insulation resistance (Ohms)',41169,'U32','FIX0'],
## ['41171 - Set total yield (kWh)',41171,'U32','FIX0'],
## ['41173 - Set total operating time at grid connection point (h)',41173,'U32','Duration'],
## ['41193 - Operating mode for absent active power limitation',41193,'U32','ENUM'],
## ['41195 - Timeout for absent active power limitation (s)',41195,'U32','Duration'],
## ['41197 - Fallback act power lmt P in % of WMax for absent act power lmt (%)',41197,'U32','FIX2'],
## ['41199 - Set active power limit at grid connection point (%)',41199,'U32','FIX0'],
## ['41203 - Nominal PV system power (W)',41203,'U32','FIX0'],
## ['41217 - Set active power limit at grid connection point (W)',41217,'U32','FIX0'],
## ['41219 - Operating mode for absent reactive power control',41219,'U32','ENUM'],
## ['41221 - Timeout for absent reactive power control (s)',41221,'U32','Duration'],
## ['41223 - Fallback react power Q in % of WMax for absent react power ctr (%)',41223,'S32','FIX2'],
## ['41225 - Operating mode for absent cos Phi spec',41225,'U32','ENUM'],
## ['41227 - Timeout for absent cos Phi spec (s)',41227,'U32','Duration'],
## ['41229 - Fallback cos Phi for absent cos Phi spec',41229,'S32','FIX4'],
## ['41253 - Fast shut-down',41253,'U32','ENUM'],
## ['41255 - Normalized active power limitation by PV system ctrl (%)',41255,'S16','FIX2'],
## ['41256 - Normalized reactive power limitation by PV system ctrl (%)',41256,'S16','FIX2'],
## ['41257 - Setpoint cos(phi) as per EEI convention',41257,'S32','FIX4'],
## ['43090 - Login with Grid Guard-Code',43090,'U32','FIX0']
]