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SUNNY WEBBOX / SC-COM Modbus® Interface

1. 35 87 SB nnOOOTL US 12 Device 39 87 SBU Device family a ioo ias 58 SBU 200 87 ea 87 SC nnnCP Device 43 87 SC nnnHE Device 52 88 SC nnnHE 10 Device 89 SCnnnHE 11 Device 88 89 SC nnnHE 20 Device 43 87 SC nnnHE US Device 48 89 SC nnnU Device 55 89 SUNN 8 SC COM 6 87 Network topology 12 Serial number uoc bre 18 Setting of several registers 28 SI Device family 58 STOP uscite ice 89 TVR 89 SIRS ERE 89 SI4548 US 10 nede ehh et ere 89 SIE OPI O abit dod ood 89 SIBOAS US TOS ete vespa are ted cen 89 SIS OHIO 89 SMA data 23 SMA data types 25 SMA field bUS saa 8 11 SMA Meteo Station 83 90 SMA Modbus Profile Assignment tables 29 EXO an atl OMS vis Pera oap aei ees 10 UDE 8 MURT 8 STP nnOOOTL 10 SC COM MODBUS TD EN 16 103 Index Device
2. 69 89 SUANY B ckupa aamnaassmsvmesanute 58 sunny Central cut ani 88 89 Sunny Central Communication Controller NN LM M EAS 87 Sunny Central Control 52 Sunny Central String Monitor Controller MM enr Ur Nb RR o 81 89 Sunny Central String Monitor US 82 89 Sunny Islanda sies 58 Sunny 85 90 Sunny String Monitor 79 89 Sunny TIPO WE 69 Sunny 6 87 Network topology 13 Supported 87 System 5 87 System 91 T Table Common addresses of all SMA devices PUENTE INNEN T HERO 33 Gate Wdy Lee 30 General return codes 93 TIME ZONES uiii reb ea eai c evi eve ea 92 Target SON 6 QualiHcatloliS EE 9 A ENO 25 ZONES Lagene 92 EIE 92 Return 92 TODO 11 did 97 U AA ere 23 GT P 23 VE GE 23 MIDD ove 11 104 WEBBOX SC COM MODBUS TD EN 16 SMA Solar Technology AG Le 16 30 TOO 16 20 in 16 eee 16 RR RE E 16 31 17 340 NNN 16 Ga RE NE 15 19 Changing the ga
3. 30063 Firmware FwVer2 EE Time until grid connection Condition Mode 35 Fault 303 Off 30201 Status ENUM 307 OK 455 Warning 973 Scalar Duration 58 WEBBOX SC COM MODBUS TD EN 16 Technical Description Sedler OT Recommended action Prio 336 Contact manufacturer service 30211 337 Contact installer 2 032 Status ENUM 338 Invalid 973 SMA Solar Technology AG SMA Modbus Profile Assignment Tables Number of generator starts MUSS GnStrCnt Amp hours counter for battery 28997 charge PARC RI Scalar FIXO Scalar FIXO Amp hours counter for battery discharge Ah AhCntOut 30571 30573 30575 30577 Grid energy feed in today PNG Scalar FIXO 30569 Scalar FIXO Scalar Duration Scalar FIXO Scalar FIXO Scalar FIXO Grid reference counter 30581 reading Wh GdCsmpEgyMtr EN Scalar FIXO Scalar FIXO Scalar Duration 30585 Power outage s GdFailTms PV generation counter reading 39997 AWBY PvESyME Rise in self consumption Wh Scalar FIXO Scalar FIXO er SlfCsmpIncEgy 30591 30593 30595 30597 Number of grid connections GdCtcCnt Scalar FIXO Scalar FIXO Scalar FIXO Scalar FIXO Scalar FIXO 30599 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 U32 532 30775 Power VW TotlnvPwrAt Scalar FIXO Technical Description WEBBOX SC
4. gt gt e Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 4 Device Family SC nnnCP and SC nnnHE 20 In the following table you will find the measured values and parameters supported by the SC nnnCP and SC nnnHE 20 device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 also apply to this table ADR Description CNT oet Deer Aces Reading of the time zone UTC TmZn 30195 For possible values see 2 U32 Scalar ENUM section Return Codes for Time Zones page 92 EP 2 692 Seler Ro attempt s TmsRmg Recommended action Prio 336 Contact manufacturer service 2 U32 Status ENUM 337 Contact installer 338 Invalid Grid contactor GriSwStt 30217 51 Contactor closed 2 U32 Status ENUM 311 Contactor open Insulation resistance ohms Riso Status of the key switch DInKeySwStrStp 30227 2 Status ENUM 381 Stop 569 Activated Operating state Mode 309 Operation 381 Stop 455 Warning 1392 Error SM 1393 Wait for PV voltage ED 1394 Wait for AC grid 1480 Wait for electricity supplier operating state for regulation O Technical Description WEBBOX SC COM MODBUS TD EN 16 43 SMA Modbus Profile Assignment Tabl
5. Interface for Modbus Communication SUNNY WEBBOX SC COM Modbus Interface Technical Description WEBBOX SC COM MODBUS TD EN 16 Version 1 6 SMA Solar Technology AG Table of Contents Table of Contents 1 2 2 2 2 2 3 3 3 1 3 2 9 3 3 4 3 4 1 3 4 2 5 1 5 1 1 Dyl2 5 2 6 6 1 1 6 1 2 6 1 3 6 1 4 Information on this Document ooccconncconnnconnocinnocinnocinnncinnocos 6 9 Intended 9 Target Group Qualifications 9 Sale MSU eo IRR 9 Product tess 10 Mob he 10 SMA Modbus Profile sse nes 10 User Defined Modbus Profile sss 10 Possible Network Topologies sene 11 Sunny Central Communication Controller sss 12 A 13 COMMISSIONING 15 ai 16 Changing Unicas R 16 normado on Un Dit i 16 Changing Unit IDs Gateway et entes 18 Creating a User Defined Modbus Profile 20 Interface Definition iii iii 23 23 Data Format ard NaN t rro erectas eM LO Nee udin od 23 16 BilInteger Deo n ote etaed p be ede c etiain 24 2 Integer VS PS 24 GA Bil 24 Technical Description WEBBOX SC
6. Status of the backup mode State 30235 937 Status ENUM 1440 Grid mode 1441 Separate grid mode Grid type Grid Type 973 1433 277 Volt 1434 208 Volt 30237 1435 240 Volt Status ENUM 1436 208 Volt without neutral conductor 1437 7 240 Volt without neutral conductor Operating mode of the PowerBalancer Balancer 303 Off 30239 1442 PhaseGuard Status ENUM 1443 PowerGuard 1444 FaultGuard 36 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables Operation mode Mode 295 MPP 381 Stop 443 Constant voltage 557 Temperature derating is active 565 Power specification via characteristic curve 1392 Fault 1466 Waiting 1467 Starting 1468 Searching for MPP 1470 Disturbance 2100 Power limitation to 30241 U32 Status avoid unbalanced load Power Balancin 9 30513 Total yield Wh E Total 4 064 Scalar 30521 Operating hours s h On 4 064 Scalar 30525 Feed in hours s h Total 4 064 Scalar FIXO Duration Duration FIXO 30529 Total yield Wh E Total 2 U32 Scalar Number of events for installer 30561 2 U32 Scalar Event Cnt 30769 DC current input A 2 532 Scalar 30771 DC voltage input V Vpv 2 32 Scalar AC active power across all 30775 phases W Pad 2 S32 Scalar Grid voltage L1 against N 30783 V 2 U32 Scalar Grid voltage L2 again
7. Scalar Duration 30195 For possible values see section Return Codes for Time Zones page 92 Event ID of the current event number of digits is limited by the device ErrNo see also chapter Troubleshooting 30199 Time until grid connection attempt s TmsRmg Recommended action Prio 336 Contact manvfacturer service 2 337 Contact installer 338 Invalid Insulation resistance ohms Riso Operating state Mode 30225 i H i H 76 WEBBOX SC COM MODBUS TD EN 16 Technical Description 309 Operation 455 Warning 1392 Error Error Error 267 Inverter 1395 DC section 1396 AC grid SMA Solar Technology AG SMA Modbus Profile Assignment Tables SMID DC switch 1 to 16 DcSwStt1 1 to DcSwStt4 4 51 closed 2 U32 Status ENUM 311 opened 1694 has triggered Error message SMID DC switch 1 to 16 DcSwErr1 1 to DcSwErr4 4 1508 90 of the DC switching cycles reached 1509 100 of the DC switching times reached 1695 DC switch waits for 032 Status ENUM 1696 DC switch blocked by spindle 1697 DC switch manually blocked 1698 DC switch triggered 3 times 1699 DC switch defective 30771 DC voltage V Vpv FIX2 Number of DC current measurement units CTNoOf _ as String current 1 to 32 A 31855 lpv1 1 B to lpv4 4 B Technical Description WEBBOX_SC COM MODBUS TD EN 16 77 SMA Modbus Profile Assignmen
8. Serial Number Event ID of the current event number of digits is limited by gt U32 Scalar FIXO the device see also chapter Troubleshooting Operating state mode 309 Operation 455 Warning Status ENUM 1392 Error 1470 Fault 30521 Operating hours s h On ee Duration Duration RO 30541 30541 Operating hours s h on Duration Duration RO pos pee e EE EEE ao e e 500 mm mes pem Technical Description WEBBOX SC COM MODBUS TD EN 16 81 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 7 3 13 Sunny Central String Monitor US In the following table you will find the measured values and parameters supported by the Sunny Central String Monitor US which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR m CNT DEC Description Return code 2 bytes Formar Display 30057 Serial number m Serial Number Operating state Mode 309 Operation 455 Warning 2 U32 Status ENUM 1392 Fault OP ve current den RM the string 1 of ve SMU SMID A CurCh1 d LL masa mas s pm ee pee ma pm ee peu as m ee peer as s pm ee pe em as pm ee pe ao e eje 82 WEBBOX_SC COM MODBUS TD EN 16
9. Sunny WebBox Device for monitoring of plants SUNNY WEBBOX user manual Download at http www sma uk com en UK products monitoring systems sunny webbox html On the SUNNY WEBBOX homepage the document is in the area Downloads gt User Manual SC COM Plant monitoring SUNNY CENTRAL COMMUNICATION CONTROLLER operating manual Download http www sma uk com en UK services downloads html On the download page select Solar inverters your inverter type Operating Instructions English Worldwide and then the operating manual 6 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Information on this Document Other documents You can find secondary information about the Modbus Application Protocol the Internet Internet Assigned Numbers Authority IANA Service Name and Transport Protocol Port Number Registry http www iana org assignments service names port numbers service names port numbers xml Modbus Application Protocol Specification V1 1b Modbus Organization Inc PO Box 628 Hopkinton MA 01748 December 2006 Modbus Serial Modbus over Serial Line Specification and Implementation Guide V1 02 Modbus Organization Inc PO Box 628 Hopkinton MA 01748 December 2006 Symbols Indicates information that is important for a specific topic or objective but is not safety relevant Desired result Typography The following distinctions are use
10. A word 16 bit WORD in the local processor format OxFFFF Signed word 16 bit WORD in the local processor 0 8000 format U32 A double 32 bit DWORD in the local OxFFFFFFFF processor format A signed double word 32 bit DWORD in the local 0x80000000 processor format quad word 64 bit 2 x DWORD in the local OxFFFFFFFFFFFFFFFF processor format Technical Description WEBBOX SC COM MODBUS TD EN 16 23 Interface Definition SMA Solar Technology AG 6 1 2 16 Bit Integer Values 16 bit integers are stored in a register in big endian sorting mw 6 016 0 65535 Not implemented OxFFFF 16 32767 32767 Not implemented 0x8000 Example 32 000 016 7D 00 6 1 3 32 Bit Integer Values 32 bit integers are stored in two registers in big endian sorting PE EA 032 0 4294967294 Not implemented OxFFFFFFFF 532 2147483647 2147483647 Not implemented 0x80000000 Example 136 534 944 032 08 23 5B 6 1 4 64 Bit Integer Values 64 bit integers are stored in four registers in big endian sorting me Fn 12 ge 064 0 18446744073709551614 Not implemented OxFFFFFFFFFFFFFFFF 24 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Interface Definition 6 2 SMA Data Types The following SMA data types describe which types of data are transmitted The SMA data types are used in the assignment table in the Type column Time p
11. The user defined Modbus profile is only available on SC COM not on the Sunny WebBox You can change the assignment of Modbus addresses by creating a user defined Modbus profile In the user defined Modbus profile you can reassign the addresses that were predefined in the SMA Modbus profile to other Modbus addresses You can use the whole Modbus address range between O and 65535 The user defined Modbus profile can be accessed like other devices via the gateway and the profile has a Unit ID set to 100 by default You can later change the Unit ID and set it between 3 and 247 Unit ID rules in Section 5 1 i Changing the Unit ID of the user defined Modbus profile You can find information on changing the Unit ID of the user defined Modbus profile in the operating manual of SC COM The user defined Modbus profile is defined in the file virtualmodbus xml additionally to the SMA Modbus profile One advantage of the user defined Modbus profile is that all measured values and parameters which are relevant for controlling your plant can be put on consecutively running Modbus addresses and hence can be read or set in one block The XML file s basic structure looks like this lt xml version 1 0 encoding UTF 8 2 gt virtual modbusprofile gt channel unitid aaa source bbbbb destination ccccc lt virtual_modbusprofile gt Legend for XML tags and attributes lt virtual_modbusprofile gt The user defined Modbus
12. 10 WEBBOX SC COM MODBUS TD EN 1 6 Technical Description SMA Solar Technology AG Product Description 3 4 Possible Network Topologies The SMA Modbus Profile has been designed for a hierarchical plant structure This structure contains a data logger Sunny WebBox SC COM etc as communication device that is equipped with a Modbus TCP IP interface All other SMA devices that are connected to the data logger the SMA fieldbus are subordinate to the data logger From the perspective of the Modbus protocol the SC COM is a Modbus slave that provides a gateway to subordinate SMA devices The subordinate SMA devices can only be addressed using this gateway per Unit ID Unit ID The Unit ID is a device identification in the Modbus protocol The assignment of the SMA devices to a Unit ID is stored in an assignment table in the data logger under the Unit ID 1 gateway The general plant parameters are stored there under the Unit ID 2 Each subordinate SM device e g an inverter is therefore assigned a Unit ID gt 2 3 to 247 Technical Description WEBBOX SC COM MODBUS TD EN 16 11 Product Description SMA Solar Technology AG 3 4 1 Sunny Central Communication Controller Network topology for the Sunny Central Communication Controller SC COM from the perspective of the SMA devices MODBUS Master SMA fieldbus Logical assignment of SMA device to Unit ID 12 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA S
13. 6 4 Reading and Writing Data in Modbus Protocol The following Modbus commands are supported by the implemented Modbus interface Modbus Command Hexadecimal Value User Data Number of Registers Read Holding Registers 110 125 Read Input Registers l to 125 Write Multiple Registers l to 123 Read 1 to 125 Read Write Multiple Registers 0x17 Write 1 to 121 i i 28 NaN as answer If an undefined value is called up a Modbus register NaN is returned as the answer You will find possible NaN values in section 6 1 1 Modbus exception if access to register fails For each inverter type only certain Modbus registers are available If Modbus register is not available for an inverter type a Modbus exception will be generated upon accessing this register Modbus exception if the setting of several registers fails IF several registers are set one after another in a packet Modbus commands Ox10 and Ox17 and an error occurs during setting the next register in the packet will be processed If data is mutually dependent or excludes each other a block will only be processed if it is valid completely Otherwise the complete block will be rejected In the event of an error a Modbus exception will be generated Modbus exceptions You will find information on Modbus exceptions in section Other documents in source MBAP WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modb
14. 84 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 15 Sunny Sensorbox In the following table you will find the measured values and parameters supported by the Sunny Sensorbox which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR ee CNT DEC Description Return code 2 bytes Format Display Device class MainModel 8001 Sensor system 2 U32 Status ENUM general Environment temperature Total irradiation on sensor 24913 surface W m nal CHEN NINNE 2 032 Scalar FIX m s PV module temperature Total irradiation on external 34623 sensor pyranometer W m 2 U32 Scalar FIXO ExlSollrr Environment temperature F Environment temperature PV module temperature F PV module temperature K de Yvindvel 2 032 Scalar FIX km s Technical Description WEBBOX SC COM MODBUS TD EN 16 85 Troubleshooting SMA Solar Technology AG 8 Troubleshooting For troubleshooting please use the event numbers provided by the devices under the Modbus address 30197 i Event numbers cannot be decoded by return codes The event numbers are device specific You cannot decode the event numbers using the return codes listed in the sec
15. Modbus Profile 10 10 Modbus registers Read and write 28 Modbus 7 Motorola 23 8 NN 8 17 OE TE 23 Network topology SECO Mts iia 12 Sunny WebBoOX 13 Network 11 8 Number of SMA 5 91 Technical Description SMA Solar Technology AG OPUDTOTEC EE dens 75 89 Plant parameters TN 31 Plant Parameters 11 Plant structure mE 11 Port aC TN 90 Q Qualifications Terre POINT 9 R RAW rd 25 Reaction time MOC DUS aras 91 Read and write Modbus 28 Read Holding Registers 28 Read Input Registers 28 Read Write Multiple Registers 28 Reading out the gateway assignment PROTEUS 18 Reduction Available data 10 Register Sanana 27 Return code Denon vr 29 Return codes CA A 93 TIO 92 RO 8 A A 8 5 TS 23 SEE EE 23 SE MN 9 SB 00005 Technical Description Index Device
16. control 1387 Reactive power Q specified via analogue input 1389 Reactive power volt char Q U parameterised Reactive power setpoint for Q on Demand var 2 32 Scalar QoDQ VAr Reactive power setpoint for on Demand 9 32 Scalar QoDQ VArNom 46 WEBBOX SC COM MODBUS TD EN 16 Technical Description Operating mode configuration of static voltage stability for Q on Demand QoDQ VArMod 303 Off 973 1069 Reactive power voltage characteristic curve Q U 1070 Reactive power Q U32 Status direct specification SMA Solar Technology AG Operating hours interior fan 1 PUE s CntFanCab1 Operating hours interior fan 2 En 5 CntFanCab2 Operating hours heat sink fan 5 CntFanHs Interior temperature 3 F TmpCab3 Operating hours interior heater 2 s CntHtCab2 Temperature of the sine wave icr filter chokes F TmpCol Total irradiation on sensor surface W m ExtSollrr Total irradiation on sensor 34637 surface Analogue current input mA ExtSollrr Selected time zone for the display TmZn 40003 For possible values see section Return Codes for Time Zones page 92 Operating state SpntRemEna 381 Stop 569 Switched on External measurement of the insulation resistance de 308 On Technical Description 2 2 2 2 2 2 064 064 064 532 064 532 032 3 3 3 U32 WEBBOX SMA Modbus Profi
17. t RELEASE SPECIAL No special interpretation E Example Values from DWORD Major 1 Minor 5 Build 10 Release type 3 Ox1 Ox5 0 4 26 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Interface Definition 6 3 Addressing and Data Transfer in Modbus Protocol The Modbus register address forms the start address of a data block data block equates to single data set and can be made up of a single or several Modbus registers The number of required Modbus registers is given in the assignment table i Addressing Modbus registers The address range O OxFFFF with 65536 addresses is available for addressing Modbus registers One register is 16 bits wide For broader data formats connected registers are used In order to avoid inconsistencies data blocks must always be read or written completely According to the Modbus specification only a certain amount of user data can be transmitted during a data transmission message The amount of user data is dependent on the used Modbus command You can find the possible number of user data registers by command in the following chapter Function dependent parameters e g function code start address number of registers are also considered user data This must be taken into consideration during the request Technical Description WEBBOX SC COM MODBUS TD EN 16 27 Interface Definition SMA Solar Technology AG
18. this document uses SCADA as an example for a Modbus master system SC COM Device designation for the Sunny Central Communication Controller SMA fieldbus Hardware interface for communication between SMA devices e g RS485 or Ethernet You can find information on supported communication interfaces in the data sheets of your SMA devices SMID Supervised Multiple Input Device Technical system in the SMA product Optiprotect SMU String Monitoring Unit String Monitoring Unit recognises in cooperation with a Sunny Central String Monitor Controller a reduced power or a breakdown of solar panels Strings WMAX Set active power limitation A device can generated active power up to this limit WORD Data with a width of 16 bit according to IEC 61131 3 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Safety 2 Safety 21 Intended Use The Modbus Application Protocol MBAP is designed for industrial use e Read and follow this documentation to ensure proper and optimum use of Modbus implementation in SMA devices e Keep this documentation in a convenient place for future reference 2 2 Target Group Qualifications The activities and settings described in this document must only be performed by qualified employees Qualified employees must have the following skills Knowledge of IP based network protocols e Training for installation and configuration of IT systems Knowledge and observance of
19. 123 Overvoltage intermediate circuit SW 125 Overvoltage input SW 132 System data defective 133 System data access not possible 134 System data restored 139 Execution Test HW 141 Derating occurred 145 Relay defect 148 Internal communication Technical Description WEBBOX_SC COM MODBUS TD EN 16 39 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 149 Insulation failure 150 Sensor system insulation resistance 156 Execution Operation 163 L swapped 166 Memory defective 168 Code memory defective 189 Execution State machine 207 Bridge short circuit 208 Execution Watchdog 542 7 Internal measurement comparison fault 543 Internal measurement comparison fault 546 Measurement recording fault 547 Grid fault reported 973 1003 Intermediate circuit voltages not permitted 1004 Grid type detection failed 1255 Grid voltage fault 1655 Electric arc detected 1657 AFCI self test failed Permanent active power 2 Scalar FIXO limitation Status of the backup mode State 30235 937 2 Status ENUM 1440 Grid mode 1441 Separate grid mode 40 WEBBOX SC COM MODBUS TD EN 16 Technical Description Maximum permanent active power set unchangeable Can be higher than the rated power Plimit Status Status ENUM Status ENUM Scalar Scalar Scalar Scalar punt gt SMA Solar T
20. 20 firmware version 01 15 41 R or higher device ID 200 model 9121 From profile version 1 30 on device ID 122 Sunny Central 850CP firmware version 01 13 07 R or higher device ID 254 model 9207 From profile version 1 30 on device ID 122 Sunny Central 900CP firmware version 01 13 07 R or higher device ID 255 model 9208 From profile version 1 30 on device ID 122 e Device family SC nnnHE SC nnnHE 10 and SC nnnHE 1 1 firmware version 2 10 or higher Sunny Central 250HE device ID 230 model 9175 From profile version 1 30 on device ID 107 Sunny Central 400HE 1 1 device ID 228 model 9170 From profile version 1 30 on device ID 107 88 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Technical Data Sunny Central 5 1 device ID 227 model 9169 From profile version 1 30 on device ID 107 Sunny Central 500HE 1 1 device ID 227 model 9169 From profile version 1 30 on device ID 107 Sunny Central 630HE 1 1 device ID 166 model 9168 From profile version 1 30 on device ID 107 Device family SC nnnHE US Sunny Central 500HE US firmware version 1 060 or higher device ID 157 model 9093 From profile version 1 30 on device ID 87 Device family SC nnnU firmware version 1 060 or higher Sunny Central 250 US device ID 155 model 9091 From profile version 1 30 on device ID 87 Sunny Cen
21. 40049 M 65 Fv 65 4085 65 65 2005 Tur 65 OO 65 4O00 m 65 A M 65 ZO00 te Nagy tu dE sane uU 66 MOOT A TES 66 AUT Tiida 66 FOOT HT 66 M 66 AOS ad 66 1008 pai 66 66 200890 M 66 4009 66 2009 sr eee 66 Technical Description SMA Solar Technology AG 66 DOO y OO PO E po 66 AOJO 67 ABONO nn 67 1010 67 20108 varens sr 67 67 20109 se 67 JOUR 67 A A A e 67 67 A 67 ve 67 D S 67 qc 68 20125 c 68 012 68 A 68 68 A 68 20135 A A 68 201381 2 68 AQTA 68 68 20125 sa 68 TT 68 A 73 10200 73 AOL za 74 AT 74 74 12109 TERT 18 30 os 30 DD A A 30 12088 see 30 A Abbreviations cocos ot 8 Address range MOGDUS ae 27 MER 8 29 Assignment table 10 11 18 Assignment tables Heder 29 Technical Description Index Available and reserved Unit IDs 16 B BEEN Sec ita Dr Ee rb ea died 23 C Change D Mtr 19 Changes in value
22. COM MODBUS TD EN 16 59 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 30783 Grid voltage phase L1 V 2 U32 Scalar FIX2 InvVtg 30785 Grid voltage phase L2 V 2 U32 Scalar FIX2 InvVtgSlv1 30787 Grid voltage phase L3 V 2 U32 Scalar FIX2 InvVtgSlv2 30795 Cid cument AT FIX3 EN Grid current phase L1 InvCur Grid current phase L2 PM InvCurSiv1 Grid current phase L3 A d InvCurSlv2 30803 Grid frequency Hz InvFra Reactive power var TotInvPwrRt 30797 d InvPwrRt Reactive power L2 var ve InvPwrkRtSlv1 Reactive power L3 var 2091 InvPwrRtSIv2 30843 Battery current A TotBatCur Current battery charge status 30843 34 BatSoc Current battery capacity Soh Battery temperature 30851 Battery voltage V BatVtg FIX2 60 WEBBOX SC COM MODBUS TD EN 16 Technical Description 2 30847 2 30849 SMA Solar Technology AG SMA Modbus Profile Assignment Tables Active battery charging mode BatChrgOp 973 1767 Quick charge 1768 Full charge 1769 Compensation charge U32 Status ENUM 1770 Maintenance charge 2184 Save energy while on mains Current battery charging set voltage V BatChrgVtg U32 Scalar 30855 FIX2 Number of battery charge throughputs BatCpyThrpCnt 532 Scalar 30857 FIXO Battery maintenance charge status BatMntStt 803 Inactive 973 1771 C
23. COM MODBUS TD EN 16 99 Index A E EEE 64 30919 46 3092 EE 46 30923 46 Suo 54 31289 54 31295 E 54 A 81 VL E 81 Ol Ko A EER 81 O H 77 73 77 79 31795 niacin etn Ee d Opes 73 79 SEO ectetuer 73 79 31 A EE 73 79 A 73 79 O O 73 79 79 82 odo 79 82 ESN 77 32049 ES 54 DN 54 81 320853 sans 80 32055 sn 80 32057 AT 78 gt AEE 78 A ee 47 AAPP EN 47 105 ee 47 TO 34 RR 34 57 VI 47 A A EN RS NM 57 A a EE E 34 EEE rne 47 une 47 A E E 83 85 BAGS ra 47 83 85 37615 a as 83 85 A ti cei ssi LU 83 345 84 30502 16 bebe t 84 85 2 MILI HUM SS 85 934062 5 1 d 84 85 100 WEBBOX SC COM MODBUS TD EN 16 SMA Solar Technology AG 84 85 AG 2 C arent 84 85 TO 84 85 350933 dca ET 84 85 84 85 SUl Sa P AEE EE E 47 cl Fg 73 O 73 DOS OO C 73 4 21900 MET 32 78 40009 32 78 10001 38 42 O 47 64 AOO O 78 4002 Dtos 47 100 too 64 200331 A 64 20035 64 A test vet tea 64 20099 64 Lunnan 64 2 0051 65 4004 ias 65 65
24. Contactor open Temperature derating Inv TmpLimStt 30219 557 Regulation due to temperature 884 Not active 30225 Insulation resistance ohms Riso Maximum permanent active power set unchangeable 30231 Can be higher than the rated power W Plimit Permanent active power 30233 2 limitation W Pmax 30513 Total yield Wh E Total Operating hours 5 Er Mt TotTmh Feed in hours s 30525 MtTotOpTmh 4 064 Scalar 30529 Total yield Wh E Total U32 032 Status ENUM 032 Status ENUM 032 Status ENUM U32 Scalar FIXO U32 Scalar FIXO Scalar FIXO 4 064 Scalar FIXO 4 064 Scalar Duration Duration Scalar FIXO Scalar FIXO Toralyield kWh ETolal 30533 Total yield MWh E Total Operating hours 5 30541 Mt TotTmh Feed in hours s 30543 Mt TotOpTmh 70 WEBBOX SC COM MODBUS TD EN 16 Technical Description U32 U32 Scalar FIXO U32 Scalar Duration 2 2 2 2 2 U32 Scalar Duration SMA Solar Technology AG SMA Modbus Profile Assignment Tables Number of events for user 30559 Scalar FIXO Op EvtCntUsr Number of events for installer 30561 Scalar FIXO Op EvtCntlstl Number of events for service 30563 Scalar FIXO Op EvtCntSvc DC current input A DC voltage input V 30771 A Ms Vol 2 Scalar FIX2 DC power input W 30773 A Ms Watt Scalar FIXO AC active power across all RR phases W Pac i EI EI BE BE fee pm NI AI e AI
25. Modbus idea 91 Changing the Gateway Assignment Table ERA ENE PEN 19 Check the firmware status 15 ENT 8 Commissioning MODUS Grs ass 15 Common addresses of all SMA devices 33 Communication port Cones 15 NE 8 75 D Data Reduction sta ads 10 DVDS cud vesci uve luces eua MU 25 formals nai 23 Data logger IP address er ctos bd 18 ee 31 Data oe Une bal n Supe ds 8 Data requests Ilt sas Geo Ead 91 Data uc eti ey te hw Ae en 9 DescriDUOfls PEE PURUS 8 Detecting New or Replaced Devices15 17 cote a QUE e 17 Additional or replaced devices 17 Device family gt Op I aa OG SEE Un dE Seed 43 vasse an 52 SC NM E 20 ae 43 SC nnns er is 48 SEN 55 STP 0 0 1 10 69 WEBBOX_SC COM MODBUS TD EN 16 101 Index Sunny Back sins iia 58 A ec m 58 Device Di E 8 18 Display Definition id aia iaa 29 25 Duplicate Assignment Ert AA 18 DURA OM 25 DWORD AA 8 23 E ENUM 25 Event numbers Information on breakdown 86 93 Excursus Firmware version 26 F Figure SMA devices on the Modbus data area E RE
26. Reactive power Voltage characteristic curve Q U 1070 Reactive power Q direct default setting 1071 Reactive power const Q kvar 1072 Reactive power Q default setting via plant control 1074 cos Phi direct 2 default setting 1075 cos Phi default setting via plant control 1076 cos Phi P characteristic curve 1387 Reactive power Q default setting via analog input 1388 cos Phi default setting via analog input 1389 Reactive power Voltage characteristic curve Q U with hysteresis and deadband Reactive power target value dad var G VAr Reactive power target value 30927 96 Q VArNom 30831 Target value cos Phi PF PF FIX2 Target value excitation type of cos Phi PF PFExt 30833 973 Status ENUM 1041 Overexcited 1042 Underexcited Technical Description WEBBOX SC COM MODBUS TD EN 16 45 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Operating mode of active power limitation P WMod 303 Off 1077 Active power limitation 1078 Active power limitation P 1079 Active power EM limitation P through plant control 1390 Active power limitation P via analog inputs 1391 Active power limitation P via digital inputs Active power target value 30839 IP WNom Scalar FIXO 30841 AC voltages average of all NER FIX2 string voltages V Vac 1071 React power const Q in kvar 1072 Q specified by plant
27. Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 14 SMA Meteo Station In the following table you will find the measured values and parameters supported by the SMA Meteo Station which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR ies CNT DEC Description Return code 2 bytes Format Display Device class MainModel 30051 8001 Sensor system 2 U32 Status ENUM general Operating status Stat 455 Warning 30241 1392 Error 2 032 Status ENUM 1787 Initialisation Error Stat 503 Fault sensor ambient temperature 1006 Unknown error 1118 Calibration failed 30243 1835 Fault sensor module 2 U32 Status ENUM temperature 1836 Fan lifetime reached 1837 Error in pyranometer 1838 Pyranometer calibration necessary 34609 Environment temperature gt 532 Soules TEMP TmpAmb C 34613 Total irradiation on sensor gt U32 OP FIXO surface W m IntSollrr PDA 2 032 Scalar FIX2 envhmdt Technical Description WEBBOX SC COM MODBUS TD EN 16 83 SMA Modbus Profile Assignment Tables SMA Solar Technology AG ret m pen fete mm fem e aoe e CREAR PV module temperature F PV module temperature K eg 2 032 Scalar FIX km s
28. connection PvGdConStt 973 1779 Separated 2 U32 Status 1780 Public electricity mains 1781 Island mains 62 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables Power external mains Power external mains 30887 connection phase 2 U32 Scalar FIXO ExtPwrAt Power external mains 30889 connection phase 2 U32 Scalar FIXO ExtPwrAtSlv 1 Power external mains 30891 connection phase C W 2 U32 Scalar FIXO ExtPwrAtSlv2 Reactive power external mains Reactive power external mains 30895 connection phase A var 2 U32 Scalar FIXO ExtPwrRt Reactive power external mains 30897 connection phase B var 2 U32 Scalar FIXO ExtPwrRtSlv 1 Reactive power external mains 30899 connection phase C var 2 U32 Scalar FIXO ExtPwrRtSlv2 Grid frequency external mains Voltage external mains 30903 connection phase A V 2 U32 Scalar FIX2 ExtVtg Voltage external mains 30905 connection phase B 2 U32 Scalar FIX2 ExtVtgSlv 1 Voltage external mains 30907 connection phase C 2 U32 Scalar FIX2 ExtVtgSlv2 Current external mains 30909 connection phase A A 2 32 Scalar FIX3 ExtCur Current external mains 30911 connection phase B 2 32 Scalar FIX3 ExtCurSlv 1 Current external mains 30913 connection phase C A 2 32 Scalar FIX3 ExtCurSlv2 Technical Description WEBBOX_SC COM MODBUS TD EN 1
29. data logger 1 Check firmware version and if necessary carry out a firmware update see sources SC or Sunny WebBox You can find the required firmware versions in chapter 9 1 Supported SMA Devices page 87 i Background information to firmware update When updating the firmware to a Modbus capable version see section 9 1 Supported SMA Devices page 87 the SMA devices that are Modbus capable and already detected in the data logger are automatically assigned Modbus Unit IDs Once the firmware is updated only Modbus must be activated 2 Activate the Modbus server s and if necessary configure the communication port s see operating instructions or user guide of the respective data logger 3 If necessary detect new or replaced devices detection see operating instructions or user guide of the respective data logger You can find further information on changed Unit IDs after detection in chapter 5 1 1 Information on Unit IDs page 16 IF necessary change the Unit IDs see chapter 5 1 5 If necessary define and activate a user defined Modbus profile see chapter 5 2 Technical Description WEBBOX SC COM MODBUS TD EN 16 15 Configuration SMA Solar Technology AG 5 Configuration 5 1 Changing Unit IDs 5 1 1 Information on Unit IDs Available and reserved Unit IDs In the Modbus protocol 247 devices can be addressed via the Unit ID see source Modbus Serial The following table shows a summary of the re
30. definitions for all SMA devices that can be connected via Modbus The availability of the measured values and parameters of particular SMA devices for the Modbus protocol is individually defined in the SMA Modbus Profile An SMU String Monitoring Unit for example only provides the information on the string currents whereas an inverter for example provides the opportunity to call up power and voltage There was a reduction of the available data such as overall and daily energy current output voltages and currents and this data was assigned to the respective Modbus registers This reduction and assignment between SMA device data and Modbus addresses is illustrated in an assignment table see chapter 7 It is not intended to provide every SMA device with a physical Modbus interface In order to enable access to data of an SMA device that is not Modbus capable a special gateway is required that is provided by the data loggers e g Sunny WebBox 3 3 User Defined Modbus Profile The SMA Modbus Profile can be used as a basis for a user defined Modbus Profile see chapter 5 2 In it the address assignments defined in the SMA Modbus Profile are redefined to other Modbus addresses The advantage of a reorganisation of Modbus addresses can be e g that measured values and parameters interesting for a special purpose can be placed on continuous Modbus addresses one behind the other These addresses with it can be read and set in one block
31. e AI AI AI Power L2 W dd GridMs W phsB Power L3 W a GridMs W phsC EM Grid voltage phase L1 to N 30783 WI GridMs PhV phsA Grid voltage phase L2 to 30785 tv GridMs PhV phsB Grid voltage phase L3 to N V GridMs PhV phsC Grid current phase L1 GridMs A phsA Grid current phase L2 GridMs A phsB Grid current phase L3 GridMs A phsC FIX3 Power frequency Hz pe GridMs Hz Scalar FIX2 Reactive power var 30807 Reactive power L1 var m 5 GridMs VAr phsA calar Technical Description WEBBOX SC COM MODBUS TD EN 16 71 30797 30799 30801 SMA Modbus Profile Assignment Tables Reactive power target value 30827 9 QVArNom 30831 Target value cos Phi PF PF Target value excitation type of cos Phi PF PFExt 30833 973 1041 Overexcited 1042 Underexcited 72 WEBBOX SC COM MODBUS TD EN 16 Operating mode of reactive power regulation Q VArMod 303 Off 1069 Reactive power Voltage characteristic curve Q U 1070 Reactive power Q direct default setting 2 U32 1072 Reactive power Q default setting via plant control 1074 cos Phi direct default setting 1075 cos Phi default setting via plant control 1076 cos Phi P characteristic curve SMA Solar Technology AG Scalar Scalar Scalar Scalar Scalar Scalar Status ENUM Scalar FIX Scalar FIX2 Status ENUM Technical Description SM
32. explicitly identified as such lack of identification does not mean that product or symbol is not trademarked The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG Inc and any use of these marks by SMA Solar Technology AG is under license Modbus is a registered trademark of Schneider Electric licensed to the Modbus Organization Inc SMA Solar Technology AG Sonnenallee 1 34265 Niestetal Germany Germany Tel 49 561 9522 0 Fax 49 561 9522 100 www SMA de E mail info SMA de O 2010 to 2013 SMA Solar Technology AG All rights reserved Technical Description WEBBOX SC COM MODBUS TD EN 16 97 Index 11 Index 0 DONE 28 DOT ae 28 DOG 28 D 28 OKT EEE ENE 28 8000 sene 23 Ox80000000 vincia casas 23 arar 23 OXFFEPEE Escoria 23 23 1 100 UND 24462 20 2 255 Umit Dc 17 3 E 30 31 A 30 BOOS farte e tete ca mU 35 39 69 3005 30 3006 MA POR 58 75 58 75 A N 75 A 75 30009 ER 75 SOOT e 75 VS A 75 30075 eeeten 15 3007 OE EE 75 BOOTS EE ERE SE 75 A 75 A A eee enie 76 OIL 76 SOO ME RH 76 31 33 VVS rs 31 43 98 WEBBOX SC COM MODBUS TD EN 16 SMA Solar
33. table Available and reserved Unit IDs above Please additionally consider the following note i Addressing new or modified devices with SC COM When a detection leads to more devices than Unit IDs are intended to use all SMA devices are designated with the Modbus Unit ID 255 NaN These devices can therefore not be addressed and their measured values and parameters cannot be accessed via the Modbus gateway You have to manually change such assignments see following chapter Technical Description WEBBOX SC COM MODBUS TD EN 16 17 Configuration SMA Solar Technology AG 5 1 2 Changing Unit IDs via the Gateway Strategy e Read out the gateway assignment table Change the Unit ID in the gateway assignment table i Do not assign duplicate Unit IDs You must not assign duplicate Unit IDs If there is a duplicate assignment of a Unit ID the device data that is entered in the assignment table of the gateway under the lowest Modbus address is always read out in the event of a Modbus request of this Unit ID Reading out the assignment table You can read out the individual Unit IDs of the SMA devices from the assignment table via the Modbus interface You can access the assignment table using the gateway of the data logger under the Unit ID 1 i Accessing the gateway You access the gateway via the IP address of the data logger under the Unit ID 1 The assignment of the Unit IDs 3 to 247 is saved in the Modbus register
34. this document Qualified employees must be allowed to modify parameters of connected devices 2 3 Safety Instructions Data Security in Ethernet networks You can connect the data logger to the Internet Note that connecting to the Internet carries the risk that unauthorized users can gain access to and manipulate your data or your plant Take preventive safety measures e g e Set up a firewall Close unnecessary network ports Allow remote access only through a VPN tunnel Technical Description WEBBOX SC COM MODBUS TD EN 16 9 Product Description SMA Solar Technology AG 3 Product Description 3 1 Modbus Protocol The Modbus Application Protocol is an industrial communication protocol that is currently mainly used in the solar sector for plant communication in PV power stations The Modbus protocol has been developed for reading data from or writing data to clearly defined data areas The Modbus specification MBAP does not specify what data is within which data area this information must be defined specifically for a device The fixed definition for a device will be called Modbus Profile in this document With knowledge of the Modbus Profile a Modbus master e g a SCADA system can access the data of a Modbus slave e g a Sunny WebBox The SMA Modbus Profile is the special Modbus Profile for SMA devices 3 2 SMA Modbus Profile The SMA Modbus Profile is a special Modbus Profile for SMA devices that contains
35. version 1 00 or higher device ID 232 model 9176 e Sunny Sensorbox firmware version 1 00 or higher device ID 81 model 9061 9 2 Modbus Communication Port Communication port Factory setting i Use a free communication port You should only use free communication ports Generally the following range of ports is available 49152 to 65535 You can find further information about used ports under IANA 90 WEBBOX SC COM MODBUS TD EN 1 6 Technical Description SMA Solar Technology AG Technical Data 9 3 Modbus Reaction Time This section contains typical reaction times for different inverter families The reaction time is the interval within which changes in value are available in the SMA devices at the Modbus interface of the data logger Consequently changes in value can only be displayed corresponding or larger interval in your Modbus master system e g in SCADA system Device Family Reaction Time s Reaction Time Sunny WebBox SC 1 1 8 10 with 1 2 inverters per Sunny WebBox String Monitoring Unit provides 5 minute mean values 9 4 Interval of Data Request and Number of Values i Limit of data processing capabilities Due to reasons of system stability the period between data requests via the Modbus protocol should be at least 10 seconds whereby not more than 30 values should be requested This specification is the upper limit for SMA devices controlled through the Mod
36. 3 Sunny Boy 8000US device ID 268 model 9083 e Device family SB nnOOOTL US 12 firmware version 01 90 00 R or higher Sunny Boy 6000TL US 12 device ID 269 model 9153 Sunny Boy 7000TL US 12 device ID 269 model 9152 Sunny Boy 8000TL US 12 device ID 269 model 9148 Sunny Boy 9000TL US 12 device ID 269 model 9149 Sunny Boy 10000TL US 12 device ID 269 model 9150 Sunny Boy 11000TL US 12 device ID 269 model 9151 e Device family SC nnnCP and SC nnnHE 20 Sunny Central 500CP firmware version 01 13 07 R or higher 160 model 9088 From profile version 1 30 on device ID 122 Sunny Central 500CP JP firmware version 01 18 25 R or higher device ID 253 model 9206 From profile version 1 30 on device ID 122 Technical Description WEBBOX_SC COM MODBUS TD EN 16 87 Technical Data SMA Solar Technology AG Sunny Central 500CP US firmware version 01 16 16 R or higher 262 model 9215 From profile version 1 30 on device ID 122 Sunny Central 500CP US 600V firmware version 01 16 16 R or higher device ID 271 model 9221 From profile version 1 30 on device ID 122 Sunny Central 500HE 20 firmware version 01 15 41 R or higher device ID 202 model 9123 From profile version 1 30 on device ID 122 Sunny Central firmware version 01 13 07 R or higher device ID 159 model 9089 From profile version 1 30 on devic
37. 6 63 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Generator status GnStt 303 Off 973 1392 Fault 1787 Initialisation 1788 Ready 1789 Warming 1790 Synchronisation 1791 Activated 1792 Resynchronisation 1793 Generator separation 1794 Slow down 1795 Bolted 1796 Blocked after error Operating condition ManStr 381 Stop 29097 569 Activated 973 Acknowledge fault ErrAckn 40011 26 Acknowledge fault 973 032 Status 032 Status ENUM Scalar FIXO U32 Rated battery capacity Ah dn battery temperature 009 Battery type BatTyp 973 1782 Sealed lead battery VRLA 40035 1783 Flooded lead acid 1784 Nickel Cadmium NiCd 1785 Lithium lon Li lon Rated battery voltage V A BatVtgNom Battery quick charge time SUM min AptTmBoost Battery compensation charge 40041 LATE 2 U32 Scalar Scalar TEMP RW U32 U32 Status ENUM U32 Scalar FIXO Scalar Duration RW U32 RW Duration 64 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 40043 Battery full charge time h A AptTmFul Max battery charging current 40045 BotChrgCurMax Scalar FIX3 Rated generator current A 40047 GnCurNom Scalar FIX3 Automatic generator start Status ENUM GnAu
38. 6 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 9 Device Family STP nnOOOTL 10 In the following table you will find the measured values and parameters supported by the STP nnOOOTL 10 device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device family ADR Em CNT DEC Description Return code 2 bytes M Display Device class MainModel Status ENUM 260 Solar inverter Device ID Model 9067 Sunny Tripower 10000TL 10 9068 Sunny Tripower 12000TL 10 9069 Sunny Tripower Status ENUM 15000TL 10 9070 Sunny Tripower 17000TL 10 9101 Sunny Tripower 8000TL 10 EST EAN Event ID of the current event number of digits is limited by device Op EvtNo see also E PUE nee PAG chapter Troubleshooting 50105 oes e ed 2 032 Scalar Duration attempt s Op TmsRmg Condition Op Health 35 Fault 2 U32 Status ENUM 307 OK 455 Warning Technical Description WEBBOX SC COM MODBUS TD EN 16 69 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Recommended action Op Prio 336 Contact manufacturer 30211 service 337 Contact installer 338 Invalid 887 None Grid contactor Op GriSwStt 30217 51 Contactor closed 311
39. A Solar Technology AG SMA Modbus Profile Assignment Tables Operating mode of active power limitation PWMod 303 Off 1077 Active power limitation 2 032 Status 1078 Active power limitation P 1079 Active power limitation P via plant control 30837 U32 Scalar ENUM FIXO Active power target value P WNom String current string 1 31793 Re 2 Scalar String current string 2 A 31795 2 Scalar String current string 3 A 31797 3 2 Scalar 30839 2 U32 Scalar FIXO FIX3 FIX3 FIX3 FIX3 String current string 4 31799 AA Ms Aip Scalar String current string 5 A 31801 AG MS Aip Scalar String current string 6 A 31803 B1 Ms Amp 2 Scalar 35377 FIX3 FIX3 Scalar FIXO Scalar FIXO 35381 Number of events for service 35385 Op EviCntSvc 4 Scalar Operating state Op OpModSet 295 MPP 381 Stop 569 Switched on 40204 Reactive power setpoint cosPhi setpoint cosPhi 40206 configuration direct 2 532 Scalar FIX2 RW specification Technical Description WEBBOX SC COM MODBUS TD EN 16 73 FIXO U32 Status ENUM RW ES SMA Modbus Profile Assignment Tables SMA Solar Technology AG cosPhi excitation type cosPhi configuration direct Status specification Active power limitation P active power configuration U32 Scalar Active power limitation active power configuration U32 Scal
40. COM MODBUS TD EN 16 3 Table of Contents SMA Solar Technology AG 6 2 6 3 6 4 7 7 2 7 2 1 72 2 7 29 7 3 1 13 2 7 3 3 7 3 4 7 3 5 7 3 6 7 3 8 1 3 9 7 3 10 Poll 2812 7 3 13 7 3 14 FOND SIVA DES ARP 25 Addressing and Data Transfer in Modbus Protocol 27 Reading and Writing Data in Modbus Protocol 28 SMA Modbus Profile Assignment Tables 29 Information on the Assignment 29 NE OE 30 GN 30 Plant EE EE ais 31 VEN 33 Common Addresses of all SMA Devices sse 33 Device Ramis NOOO Usos 35 Device Family SB nnOOOTL US 1 2 on 39 Device Family SC nnnCP and SC nnnHE 20 sss A3 Device Family SC non HEU Suede 48 Device Family SC nnnHE SC nnnHE 10 SC 1 1 52 Device Family 9C nbl EEE is 55 Device Family SBU aar 58 Device amis TAROT ls ei 69 TIO OME NTC A 75 SUMY MORIOE RE med 79 Sunny Central String Monitor Controller sss 81 Sunny Central String Monitor US aar 82 NN 83 SEE 85 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Table of Contents 9 9 2 ad 9 4 9 5 9 6 9 7 10 Tr ubleshootih iii 86 Technical Di
41. D E LE ET ANE 10 Firmware update Background information 15 Firmware version EXCURSUS 26 mno 25 FIX 9 25 EX 25 FN re 25 MR 25 G ATC Wa ee 10 11 PR ene 30 H Hierarchical plant structure 11 Identification Time 2 0 5 92 ECTS 8 Industrial USE ee 9 Intended use 9 102 WEBBOX SC COM MODBUS TD EN 1 6 SMA Solar Technology AG Iti tere 9 IP address Data 18 M MBA Pasos 7 8 Modbus DANI Aga 15 Address usen samene 27 Changes in value 91 27 Master system 19 Reaction 91 Read Holding Registers 28 Read Input Registers 28 Read Write Multiple Registers 28 REISTE 27 Register width 23 Specifications ara 27 TER PON eres eee I seca 90 User A eet OR 27 Write Multiple Registers 28 Write Single Register 28 Modbus addresses 20 Modbus exceptions 28 29 Modbus profile User denned ios ia rin 20
42. SMA Me com SMA Solar Technology Portugal Unipessoal Lda www SMA Portugal com SMA Solar Thailand Co Ltd www SMA Tahiland com SMA Solar UK Ltd www SMA UK com
43. SOLT EEE 34 DE ERR M 34 SUITS iif pt Reto 31 34 OT LNR 60 71 SOT TD FG 60 71 VIL 60 71 VEGG 37 42 37 42 ML 60 71 BOT OS TE ER eee ees 34 VIL 34 010 se 34 BOT 34 60 EM 37 42 OTIS in 44 60 44 60 varene 34 37 30805 ad 34 60 EUN 60 71 ME 60 72 60 72 34 DOG RS RE 72 A 72 EE EE oie 12 2082 A AA 44 VE 45 Technical Description Index 45 SOB ne 45 30829 A A 45 3089 45 EN 45 308359 citet EE 46 VE 34 3058 aS 46 SOBA O 46 A A 60 30545 tit 60 TER 60 Spp ee 60 3085 beret 60 A 61 30855 61 30854 61 10850 P 61 REE SE NR 61 A A vi eter ood 61 806 ctt sev tuli eee ab 61 BOS OF sched debi e iate dus 61 30869 61 61 DOS PEDE 61 A 61 3087 as 62 A 62 A oa a a 62 30883 62 VES 63 A 63 305999 ve 63 30589 RE EE 63 O 63 II IS 63 S 63 30899 63 A EE 63 A 63 30905 Lane 63 63 30900 vn 63 TN 63 SOS en teh 63 WEBBOX SC
44. Scalar FIX2 RW ChrgVtgBoost 40087 Target voltage per cell for full 2 U32 Scal FIX2 RW charge V ChrgVtgFul d Target voltage per cell for 40089 compensation charge V 2 U32 Scalar FIX2 RW ChrgVtgEqu Target voltage per cell for 40091 maintenance charge V 2 U32 Scalar FIX2 RW ChrgVtgFlo Voltage monitoring upper 40093 minimum threshold V 2 U32 Scalar FIX2 RW GdVtgMin Voltage monitoring upper 40095 maximum threshold V 2 U32 Scalar FIX2 RW GdVtgMax Voltage monitoring hysteresis 40097 minimum threshold V 2 U32 Scalar FIX2 RW GdVtgMinDel 66 WEBBOX SC COM MODBUS TD EN 16 Technical Description 32 2 SMA Solar Technology AG SMA Modbus Profile Assignment Tables Voltage monitoring hysteresis maximum threshold V Scalar FIX2 GdVtgMaxDel Frequency monitoring lower minimum threshold Hz Scalar FIX2 GdFrqMin Voltage monitoring upper maximum threshold Hz Scalar FIX2 GdFrqMax Frequency monitoring hysteresis minimum threshold Scalar FIX2 Hz GdFrqMinDel Frequency monitoring hysteresis maximum threshold Scalar FIX2 Hz GdFrqMaxDel Country standard set Country 42 AS4777 3 438 VDEO126 1 1 Status ENUM 973 1013 Other standard Voltage monitoring generator lower minimum threshold V Scalar FIX2 GnVtgMin Voltage monitoring generator upper maximum threshold V Scalar FIX2 GnVtgMax Voltage monitoring generator hysteresis minimum threshold Scala
45. Technology AG SOOT s 33 81 Event numbers 86 93 ae 43 76 302 Il EE SR RR e 43 76 SE EE ER 35 39 SR PA Er P PCIE 43 30219 sr 70 A 43 76 43 202 33 5073 33 302 EE EE EE 36 40 NE aes 36 41 0200 36 41 J024 sene seen 37 41 O RE ade nud 44 3025 ena 44 BOZO C 44 30265 TE 44 3020 77 77 210575 T 77 77 RE EN 31 NEO 31 33 3052 NE H 33 83 SUB 33 30529 n ettet 31 33 31 33 O EE Ets 31 34 30595 pre 31 44 20537 31 44 90539 31 44 34 70 34 70 JOSA S 44 CoU 44 49 56 30510 44 49 56 30557 AS iiu ee Is dto 44 71 3056 dut 37 41 71 71 000 59 Technical Description SMA Solar Technology AG S0DD 59 80569 EEE EE 59 ETE ERE eost 59 59 59 EE ais 59 SUB TO EE 59 BODO Medi 59 A 59 59 BODO EE e diim a RE 59 30509 je 59 S19 luc 59 Ea 59 E ee Serer de 59 2059 7 EEE EE 59 3059 ES EE 59 DOT OD NE 34 37 41
46. Wh E heute 30537 Day yield kWh E heute 2 U32 Scalar 30539 Day yield MWh E heute 2 U32 Scalar Operating hours interior fan 2 30547 5 CntFanCab2 Operating hours heat sink fan 30549 s CntFanHs 30797 Grid current L1 30799 Grid current L2 lacL2 30801 Grid current L3 lacL3 U32 Status ENUM 2 U32 Scalar FIXO FIXO FIXO 2 U32 Scalar Duration 2 U32 Scalar Duration U32 Scalar FIX3 2 2 U32 Scalar FIX3 2 U32 Scalar FIX3 U32 Scalar Current average 30821 displacement power factor from active and reactive power across all phases PF Excitation type of cos Phi PFExt 30823 973 1041 Overexcited 1042 Underexcited Operating mode of reactive power regulation Q VArMod 303 Of 1069 Reactive 30825 power Voltage characteristic curve Q U 1070 Reactive power Q direct default setting 1071 Reactive power const Q kvar Technical Description WEBBOX SC COM MODBUS TD EN 16 49 U32 Status U32 Status SMA Modbus Profile Assignment Tables SMA Solar Technology AG 1072 Reactive power Q default setting via plant control 1074 cos Phi direct default setting 1075 cos Phi default setting via plant control 1076 cos Phi P characteristic curve 1387 Reactive power Q default setting via analog input 1388 cos Phi default setting via analog input 1389 Reactive power Voltage characteristic curve Q U wi
47. and UTC 08 00 Irkutsk UTC 07 00 Krasnoyarsk UTC 04 00 Santiago UTC 08 00 Pacific USA Canada UTC 08 00 Tijuana Lower California Mexico UTC 01 00 Brussels Copenhagen Madrid Paris UTC 03 00 Moscow St Petersburg Volgograd UTC 03 00 Buenos Aires UTC 05 00 Bogot Lima Quito UTC 11 00 Midway Islands Samoa UTC 07 00 Bangkok Hanoi Jakarta UTC 02 00 Harare Pretoria UTC 05 30 Sri Jayawardenepura Technical Description SMA Solar Technology AG Technical Data 9569 UTC 08 00 Taipei 9580 UTC 10 00 Guam Port Moresby 9570 UTC 10 00 Hobart 9581 UTC 09 00 Yakutsk 9571 09 00 Osaka Sapporo Tokyo 9582 UTC 04 00 Caucasus Standard Time 9572 UTC 13 00 Nuku alofa 9583 UTC 06 00 Chicago Dallas Kansas City 9573 UTC 05 00 Indiana east Winnipeg 9574 UTC 07 00 Arizona 9584 UTC 06 00 Guadalajara Mexico City Monterrey 9575 UTC 10 00 Vladivostok new 9576 UTC 08 00 Perth 9585 UTC Casablanca 9577 UTC 01 00 West Central Africa 9587 UTC 07 00 Chihuahua La Paz Mazatlan new 9578 UTC 01 00 Amsterdam Berlin Bern Rome 9588 UTC 03 00 Montevideo Stockholm Vienna 9589 UTC 05 00 Tashkent 9579 UTC 05 00 Islamabad Karachi 9591 UTC 04 00 Georgetown La Paz San Juan 9 7 General Return Codes The following table provides the most common register return codes of SMA devices The enumeration s column contains the corresponding abbreviations Due to the variety o
48. ar 74 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 10 Optiprotect In the following table you will find the measured values and parameters supported by the Optiprotect which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR CNT DEC Description Return code 2 bytes Format Display Device class MainModel 8001 Sensor system 2 U32 Status ENUM general 30057 Serial number SMID CONT 2 132 EM RAW Serial Number O 2 032 Scalar FW Firmware 30063 Boot loader SMID CONT gt U32 Scalar FW Firmware 2 redd oN 2 032 Scalar FW Firmware 3 DEN 2 032 Scalar FW Firmware 4 36849 ee MDG 2 032 Scalar FW Firmware 5 oa et 2 032 Scalar FW Firmware 6 oora 2 032 Scalar FW Firmware 7 oa 2 usas Scalar FW Firmware 8 RE 2 032 Scalar FW Firmware 9 ee ID C 2 082 Sealer FW Firmware 10 or 2 U32 Scalar RAW Serial Number 1 Technical Description WEBBOX SC COM MODBUS TD EN 16 75 SMA Modbus Profile Assignment Tables SMA Solar Technology AG mpm EC OCCA ov DOGG Reading of the time zone UTC TmZn Scalar ENUM
49. are available If a Modbus register is not available for an inverter type a Modbus exception will be generated upon accessing this register You will find information on Modbus exceptions in section Other documents in source 7 3 1 Common Addresses of all SMA Devices In the following table you will find the measured values and parameters which you can access under the Unit IDs 3 247 The table does not apply to the Unit IDs 1 and 2 ADR Description CNT Serial number 30193 Reading of the plant time 2 U32 Sce DT UTC SerTm er Event ID of the current event 30197 number of digits is limited by 2 32 Sedar FIXO the device ErrNo see also chapter Troubleshooting Maximum possible continuous active power 30231 fixed configuration Can be Scalar FIXO greater than the nominal power Plimit Permanent active power 30233 Scalar FIXO limitation W Pmax 9 3 Scalar FIXO Scalar FIXO Day yield E heute Scalar Duration Scalar Duration 30525 Feed in hours s h total 30529 Total yield Wh E Total Scalar FIXO 30531 Total yield kWh E Total Scalar FIXO Technical Description WEBBOX SC COM MODBUS TD EN 16 33 30521 Operating hours s h On 0513 Total yield Wh E total U32 U32 064 064 064 064 032 032 SMA Modbus Profile Assignment Tables SMA Solar Technology AG DC Gesn Scalar FIXO Scalar Duration Scalar Du
50. aw Zagreb 9519 UTC 11 00 Magadan Solomon Islands New Caledonia 9520 UTC 06 00 Central America 9521 old 9522 UTC 08 00 Beijing Chongging Hong Kong r mqi 9523 9524 9525 9526 9527 9528 Toronto 9529 UTC 02 00 Cairo 9530 UTC 05 00 Yekaterinburg 9531 UTC 12 00 Fiji Marshall Islands UTC 12 00 International Date Line West UTC 03 00 Nairobi UTC 10 00 Brisbane UTC 02 00 Minsk UTC 03 00 Brasilia UTC 05 00 New York Miami Atlanta Detroit 92 WEBBOX_SC COM MODBUS TD EN 16 UTC 06 00 Guadalajara Mexico City Monterrey 9532 Vilnius 9534 9535 9536 9537 9538 9539 Delhi 9540 9541 9542 9543 9544 9545 9546 9547 9548 9549 9550 9551 9552 9553 9554 9555 9556 9557 9558 9559 9560 9561 9562 9563 9565 9566 9567 9568 UTC 02 00 Helsinki Kyiv Riga Sofia Tallinn UTC Dublin Edinburgh Lisbon London UTC 03 00 Greenland UTC Monrovia Reykjav k UTC 02 00 Athens Bucharest Istanbul UTC 10 00 Hawaii UTC 05 30 Chennai Kolkata Mumbai New UTC 03 30 Tehran UTC 02 00 Jerusalem UTC 02 00 Amman UTC 09 00 Seoul 08 00 Kuala Lumpur Singapore UTC 02 00 Mid Atlantic UTC 02 00 Beirut UTC 07 00 Denver Salt Lake City Calgary UTC 07 00 Chihuahua La Paz Mazatlan old UTC 06 30 Yangon Rangoon UTC 06 00 Novosibirsk UTC 02 00 Windhoek UTC 05 45 Katmandu UTC 12 00 Auckland Wellington UTC 03 30 Newfoundl
51. bus protocol according to chapter Number of SMA Devices 9 5 Number of SMA Devices i Recommended number of SMA devices For performance reasons we recommend operating only approx 25 Modbus capable SMA devices on the data logger and not to fully utilize the maximum possible number of 50 SMA devices that the data logger can handle Technical Description WEBBOX SC COM MODBUS TD EN 16 9 Technical Data 9 6 Return Codes for Time Zones SMA Solar Technology AG In the following table you will find an overview of the most important time zones and their numerical codes In the tables of section SMA Modbus Profile Assignment Tables from page 29 the return codes of the time zones are referenced at various locations Here you can determine the corresponding numerical code for the present time zone and use this to specify the time zone 973 9500 UTC 04 30 Kabul 9501 UTC 09 00 Alaska 9502 UTC 03 00 Kuwait Er Riad 9503 UTC 04 00 Abu Dhabi Muscat 9504 UTC 03 00 Baghdad 9505 UTC 04 00 Atlantic Canada 9506 UTC 09 30 Darwin 9507 UTC 10 00 Canberra Melbourne Sydney 9508 UTC 04 00 Baku 9509 UTC 01 00 Azores 9510 UTC 06 00 Saskatchewan 9511 01 00 Cape Verde Islands 9512 UTC 04 00 Yerevan 9513 UTC 09 30 Adelaide 9515 UTC 06 00 Astana Dhaka 9516 UTC 04 00 Manaus 9517 UTC 01 00 Belgrade Bratislava Budapest Ljubljana Prague 9518 UTC 01 00 Sarajevo Skopje Wars
52. d WaitGri 94 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Technical Data Technical Description WEBBOX SC COM MODBUS TD EN 16 95 Contact 10 Contact SMA Solar Technology AG IF you have technical problems concerning our products contact SMA Service Line We need the following information in order to provide you with the necessary assistance Used Modbus master software or hardware e Software version of your data logger Type of communication interface between the data logger and the devices e serial numbers and software version of the devices connected to the PV plant e f you need to send in the data logger remove the SD card first SMA Solar Technology AG Sonnenallee 1 34265 Niestetal Germany www SMA de SMA Service Line Inverters Communication SMS with CALL BACK to Fax E mail 49 561 9522 1499 49 561 9522 2499 49 176 888 222 44 49 561 9522 4699 serviceline SMA de 96 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Contact The information contained in these documents is property of SMA Solar Technology AG Any publication whether in whole or in part requires prior written approval by SMA Solar Technology AG Internal reproduction used solely for the purpose of product evaluation or other proper use is allowed and does not require prior approval Trademarks All trademarks are recognized even if not
53. d in this document light Software file names e Copy the file usrplant xml Name e Link to a literature source See source MPAP e Data channel name e Requesting the plant time UTC SerTm Technical Description WEBBOX SC COM MODBUS TD EN 16 7 SMA Solar Technology AG Information on this Document Nomenclature In this document the following terminology and abbreviations are used Designation Description ADR DEC Modbus start address as decimal value CNT 2 Bytes Number of assigned Modbus registers One register contains 2 bytes CT Current measuring unit Hardware for string monitoring Data logger In this document the communication devices Sunny WebBox and SC COM are collectively designated as data loggers Device ID Numerical value which identifies a certain SMA device type e g 155 Sunny Central 250U DT FW RAW SMA data types see section SMA Data Types page 25 DWORD Data with a width of 32 bit according to IEC 61131 3 Hex Hexadecimal number MBAP Modbus Application Protocol protocol for the Modbus from Modbus Organization Inc MPP Abbreviation for Maximum Power Point NaN Not a number useable value is returned PV plant Abbreviation for photovoltaic plant RO Read Only value can only be read RW Read Write value can be read and written SCADA Supervisory Control and Data Acquisition Control software
54. e ID 122 Sunny Central 630CP US firmware version 01 16 16 R or higher device ID 261 model 9214 From profile version 1 30 on device ID 122 Sunny Central 630HE 20 firmware version 01 15 41 R or higher device ID 201 model 9122 From profile version 1 30 on device ID 122 Sunny Central 720CP firmware version 01 13 07 R or higher device ID 165 model 9095 From profile version 1 30 on device ID 122 Sunny Central 720CP US firmware version 01 16 16 R or higher device ID 263 model 9216 From profile version 1 30 on device ID 122 Sunny Central 720HE 20 firmware version 01 15 41 R or higher device ID 203 model 9124 From profile version 1 30 on device ID 122 Sunny Central 750CP US firmware version 01 16 16 R or higher device ID 264 model 9217 From profile version 1 30 on device ID 122 Sunny Central 760CP firmware version 01 13 07 R or higher device ID 164 model 9094 From profile version 1 30 on device ID 122 Sunny Central 760HE 20 firmware version 01 15 41 R or higher device ID 204 model 9125 From profile version 1 30 on device ID 122 Sunny Central 800CP firmware version 01 13 07 R or higher device ID 158 model 9090 From profile version 1 30 on device ID 122 Sunny Central 800CP US firmware version 01 16 16 R or higher 260 model 9213 From profile version 1 30 on device ID 122 Sunny Central 800HE
55. e assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 also apply to this table ADR Description Return code 2 bytes Formar Display 5 Insulation resistance ohms 30225 2 U32 Scalar FIXO R Insul Operating state Mode 295 MPP 381 Stop 1455 Emergency stop 1466 Waiting 1467 Start 1468 MPP search 1469 Shut down 1470 Fault 1471 Warning Error 1472 Warning Error gt 32 SER ENUM not OK 1473 Plant information mail OK 1474 Plant information mail not OK 1475 Error mail OK 1476 Error mail not OK 1477 Warning mail OK 1478 Warning mail not OK 1479 Wait after grid interruption 52 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables Current average displacement power factor from active power and 2 U32 Scalar FIX2 reactive power across all phases PF Operating mode of reactive power regulation Q VArMod 303 Off 1069 Reactive power Voltage characteristic curve Q U 1070 Reactive power Q direct default setting 1071 Reactive power const kvar 1072 Reactive power Q 30825 default setting via plant 2 U32 Status control 1074 cos Phi direct default setting 1075 default setting via plant control 1076 cos Phi P characteristic curve 1387 Reactive power Q d
56. echnology AG SMA Modbus Profile Assignment Tables Number of events for installer 30561 Scalar FIXO Event Cnt Grid type Grid 973 1435 240 30237 1436 208 Volt without neutral conductor 1437 240 Volt without neutral conductor 1530 208V WYE 30769 DC current input A S3 Scalar FIX3 Lr Operating mode of the PowerBalancer Balancer 303 Off meee 1442 PhaseGuard 1443 PowerGuard 1444 FaultGuard Technical Description WEBBOX_SC COM MODBUS TD EN 16 41 Operation mode Mode 295 381 Stop 443 Constant voltage 557 Temperature derating 15 active 1392 Fault 1466 Waiting 1467 Starting 1468 Searching for MPP 1470 Disturbance 2100 Power limitation to avoid unbalanced load Power Balancing 2101 7 Insulation measurement 2 U3 2 U3 2 U3 4 4 4 06 2 U3 2 U3 2 2 2 4 4 4 2 2 2 SMA Modbus Profile Assignment Tables 30771 DC voltage input V Vpv AC active power across all phases Pac Grid voltage L1 against N 30783 V VacL1 Grid voltage L2 against N 3078 y Vacl2 30797 Grid current L1 A lac 30803 Power frequency Hz Fac 40007 42 Type of inverter control Operating mode 295 MPP 381 Stop 443 Constant voltage WEBBOX SC COM MODBUS TD EN 16 532 Scalar Scalar Scalar Scalar Scalar Scalar Status SMA Solar Technology AG ee gt
57. efault setting via analog input 1388 coca default setting via analog input Target value excitation type of cos Phi PF PFExtSpt 30833 died 2 Status ENUM 1042 Underexcited Operating mode of active power limitation PWMod 303 Off 1077 Active power limitation P W 30835 1078 Active power 2 Status ENUM limitation P Pmax 1079 Active power limitation P via plant control 1390 Active power limitation P via analog input Technical Description WEBBOX_SC COM MODBUS TD EN 16 53 Reactive power ee value var Q ee Target value cos Phi PF 30831 PFSp 2 SMA Modbus Profile Assignment Tables SMA Solar Technology AG PV string current group 1 PV string current group 2 31289 Mittelwert Grp2 Scalar FIX3 PV string current group 3 31295 Mittelwert Grp3 Scalar FIX3 SSM ID for the communication fault has 2 U32 Scalar FIXO occurred Komm Fehler SMU SMU warning code for string 32051 fault SMU Warncode 2 U32 Scalar FIXO Operating state BF_Anlage a 2 U32 Status ENUM RW 381 Stop 569 Switched on 54 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 7 Device Family SC nnnU In the following table you will find the measured values and parameters supported by the SC nnnU device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 The assignments i
58. eriod Duration Output in seconds Date Time Output of date time in accordance with country setting Transmission as UTC without Summertime in seconds since 01 01 1970 Factor 1 FIXO Output as decimal number commercially rounded no decimal places Factor 0 1 FIX Output as decimal number commercially rounded one decimal place om Factor 0 01 Output as decimal number commercially rounded two decimal places Factor 0 001 FIX3 Output as decimal number commercially rounded three decimal places Firmware version e g 1 12 0 R see excursus below RAW Output as text or number depending on data format of the value Numbers without decimal places and without thousand or other separation indicators This type of parameter can provide various status values The parameters are returned as code You will find the breakdown of the code in the appropriate section of the SMA Modbus Profile assignment table Temperature The values are given in degrees Celsius The output is given commercially rounded with one decimal place Technical Description WEBBOX SC COM MODBUS TD EN 16 25 Interface Definition SMA Solar Technology AG Firmware version excursus FW Four values are extracted from the delivered DWORD The values Major and Minor are contained BCD coded in bytes 1 and 2 Byte 3 contains the Build value not BCD coded The Release type in accordance with the following table is contained in the Ath byte
59. es SMA Solar Technology AG Error Error 267 Inverter er 1395 DC section 1396 AC grid DC switch in cabinet DcSwStt er 51 Closed 311 Open AC switch 1 in cabinet AcSwStt 51 Closed 311 Open switch disconnector cabinet AcDiscon 0203 5 Closed 311 Open Status ENUM Status ENUM NO Scalar FIXO 30535 Day yield Wh E heute 30537 Day yield kWh E heute Scalar FIXO Scalar FIXO 30539 Day yield MWh E heute Operating hours interior fan 1 30545 s CntFanCab1 Operating hours interior fan 2 30547 s CntFanCab2 Scalar Duration Scalar Duration Scalar Duration Operating hours heat sink fan 30549 s CntFanHs Operating hours cabinet 30557 heating 2 s CntHtCab2 30797 Grid current L1 A 30799 Grid current L2 A lacL2 30801 Grid current L3 A lacL3 U Scalar Current average displacement power factor 30821 from active power and U32 Scalar reactive power across all phases PF 44 WEBBOX SC COM MODBUS TD EN 16 Technical Description Scalar Duration Scalar FIX3 Scalar FIX3 U32 U32 U32 U32 U32 U32 U32 U32 U32 32 FIX3 FIX2 SMA Solar Technology AG SMA Modbus Profile Assignment Tables De De Excitation type of cos Phi PFExi 973 1041 Overexcited 1042 Underexcited Operating mode of reactive power regulation Q VArMod 303 Of 1069
60. f devices several abbreviations may be specified In the tables of section SMA Modbus Profile Assignment Tables from page 29 the return codes are assigned to the individual Modbus addresses i Event Numbers The event numbers provided by the devices under the Modbus address 30197 are device specific For their breakdown please use the documentation of the respective device You cannot decode the event numbers using the return codes of this section Return Enumeration s code Mpp MPP Mpp Betrieb Mpp MPP Operation gt ee fem Technical Description WEBBOX SC COM MODBUS TD EN 16 93 Technical Data SMA Solar Technology AG 455 Warnin Wrn Disturbance Stoer Stoerung j St rung Warning 1069 power Voltage characteristic VArCHlVol 1070 Reactive power direct default setting VArCnstNom 1071 Reactive power const kvar 1072 Reactive power default setting via VArCtlCom plant control 1076 cos Phi P characteristic curve 1078 Active power limitation P Pmax 1079 Active power limitation P via plant WCtlCom control 1387 Reactive power Q default setting via VENIS A analog input 1388 cos Phi default setting via analog input PFCnstAnin Reactive power Voltage characteristic 1389 curve Q U with hysteresis and VArCtlVolHystDb deadband 1390 Active power limitation P via analog WCnstNomAnln Input 1391 SAN power limitation P via digital WCnstNomDgln 1394 Wait for valid AC gri
61. fined Modbus profile To deactivate your user defined Modbus profile load an empty file Virtualmodbus xml on the data logger The following two lines show an empty file vitualmodbus xml lt 2xml version 1 0 encoding UTF 8 virtual modbusprofile gt lt virtual modbusprofile gt IF the use of the user defined Modbus profile on the data logger is deactivated the user defined assignments are lost and only the SMA Modbus profile stays active Technical Description WEBBOX SC COM MODBUS TD EN 16 21 Configuration SMA Solar Technology AG Example of user defined Modbus profile virtualmodbus xml Various registers of the devices stored under the Unit IDs 3 and 140 see both of the following tables are to be written as consecutively running Modbus addresses from address 00000 on The number of Modbus registers per value CNT must be considered The number is 2 for each of the tree values The following tables are excerpts from the SMA Modbus profile ADR Description CNT 30531 Total yield kWh ETotal FIXO EN AC active power on all line 30775 2 532 Scalar FIXO conductors W Pac ADR Description CNT String current of the string 1 of 31793 an SMU SMID A 2 Scalar FIX3 IString 1 String current of the string 2 of 31795 an SMU SMID 2 532 Scalar IString 2 String current of the string 3 of 31797 an SMU SMID 2 532 Scalar IString 3 The exact structure of the XML file looks l
62. harge with solar power 1772 Charge with solar and mains power Consumer power NES TotLodPwrAt Current generator power TOROS TotGnPwrAt Power grid reference W GdCsmpPwrAt Power grid feed in GdFeedPwrAt 30869 Se 2 630 Scalar Current self consumption W 30871 SIfCsmpPwrAl 2 U32 Scalar Current rise in self 30873 consumption W SlfCsmplncPwr Multifunction relay status Rly 1 Stt 5 Closed 311 Open 973 032 Status ENUM Scalar FIXO 2 32 2 Scalar FIXO U32 2 32 Scalar FIXO 30867 2 532 Scalar FIXO FIXO FIXO 32 Scalar FIXO 032 Status ENUM Technical Description WEBBOX SC COM MODBUS TD EN 16 61 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Power supply status LodGdConStt 303 Off 973 1461 Mains connected 1462 Backup not available 1463 Backup Reason for generator request GnDmdSrc 46 Battery 973 1773 No request 1774 Load 1775 Time control 1776 Manual one hour 1777 Manual start 1778 External source Status public electricity mains GdStt 303 Off 973 1392 Fault 1394 Waiting for valid AC grid 1461 Mains connected 1466 Wait 1787 Initialisation 2183 Mains operation without consumption 2184 Save energy while on mains 2185 Stop save energy while on mains 2186 Start save energy while on mains PV mains
63. ike this lt xml version 1 0 encoding utf 8 2 gt virtual modbusprofile gt lt channel unitid 3 source 3053 1 destination 0 gt lt channel unitid 3 source 30775 destination 2 gt lt channel unitid 140 source 31793 destination 4 gt lt channel unitid 140 source 31795 destination 6 gt lt channel unitid 140 source 31797 destination 8 gt lt virtual_modbusprofile gt 22 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Interface Definition 6 Interface Definition 6 1 SMA Data Formats Data formats used by SMA are 16 32 and 64 bits wide The width of a Modbus register is 16 bits The registers are transmitted in Motorola format big endian meaning that the high byte is transmitted first and then the low byte i Reading and writing Modbus registers Background to the Modbus interface described in this document is that n Modbus registers must each be read and written in one step If for example two 16 bit Modbus registers are read into a 32 bit SMA data format the 4 bytes of both registers must be read with one read operation The SMA data formats are used in the assignment table in the Format column They describe the data widths and properties of the assigned values If an assignment is not implemented a Modbus exception is returned as an error 6 1 1 Data Formats and NaN Values The following data formats are supported by the SMA Modbus Profile
64. le Assignment Tables Scalar Duration Scalar Duration Duration Duration B _SC COM MODBUS TD EN 16 47 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 7 3 5 Device Family SC nnnHE US In the following table you will find the measured values and parameters supported by the SC nnnHE US device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 also apply to this table ADR mE CNT DEC Description Return code 2 bytes Format Display 30199 Time until grid connection 2 T ee attempt s TmsRmg Recommended action Prio 336 Contact manufacturer service Status ENUM 337 Contact installer 338 Invalid Grid contactor GdCtcStt 51 Contactor closed Status ENUM 311 Contactor open Operating state Mode 309 Operation 455 Warning Status ENUM 1392 Error 1470 Fault Error Error 267 7 Inverter Status ENUM 1395 DC section 1396 AC grid DC switch in cabinet DcSwStt 51 Closed Status ENUM 311 Open AC switch 1 cabinet AcSwStt 51 Closed Status ENUM 311 Open 48 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables AC switch disconnector in cabinet DInErrAcScir 30265 51 Closed 311 Open 30535 Day yield
65. n section 7 3 1 Common Addresses of all SMA Devices page 33 also apply to this table ADR n CNT DEC Description Return code 2 bytes Formet Display 30199 Time until grid connection 2 v T E attempt s TmsRmg Recommended action Prio 336 Contact manufacturer service Status 337 Contact installer 338 Invalid B Grid contactor GdCtcStt 5 Contactor closed 311 Contactor open Operating state mode 309 Operation 455 Warning 1392 Error 1470 Fault DC switch in cabinet DcSwStt 5 Closed 311 Open AC switch 1 in cabinet AcSwStt 5 Closed 311 Open i i Technical Description WEBBOX SC COM MODBUS TD EN 16 55 Error Error 267 Inverter 2 032 Status ENUM 1395 DC section 1396 AC grid SMA Modbus Profile Assignment Tables SMA Solar Technology AG AC switch disconnector in cabinet DInErrAcScir 5 Closed 311 Open 032 Status ENUM m 30535 Day yield Wh E heute U32 Scalar 30537 Day yield kWh E heute i FIXO 30539 Day yield MWh E heute U32 Scalar FIXO U32 Scalar FIXO U32 Scalar Operating hours interior fan 2 30547 Duration 5 CntFanCab2 Operating hours heat sink fan 30549 s CntFanHs 30797 Grid current L1 1 30799 Grid current L2 A lacL2 30801 Grid current L3 A lacL3 Operating mode of active power limitation P WMod 303 Off 1077 Active power limitati
66. ng 1 of an SMU SMID Scalar FIX3 IString 1 String current of the string 2 of an SMU SMID IString 2 String current of the string 3 of an SMU SMID IString 3 String current of the string 4 of an SMU SMID 2 32 IString 4 String current of the string 5 2 532 of an SMU SMID A IString 5 String current of the string 6 of an SMU SMID IString 6 String current of the string 7 of an SMU SMID IString 7 String current of the string 8 of an SMU SMID IString 8 Technical Description WEBBOX SC COM MODBUS TD EN 16 79 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Status of signal contact 1 Signal contact 1 303 Off 308 On Status Status of signal contact 2 Signal contact 2 303 Off 308 On Status 80 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 12 Sunny Central String Monitor Controller In the following table you will find the measured values and parameters supported by the Sunny String Monitor Controller which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR i us CNT DEC Description Return code 2 bytes Format Display 30057 Serial number FR
67. olar Technology AG Product Description 3 4 2 Sunny WebBox Network topology for the Sunny WebBox from the perspective of the SMA devices MODBUS Master 1 MODBUS TCP IP Unit ID 1 SC nnnHE SMA fieldbus Logical assignment of SMA device to Unit ID Technical Description WEBBOX SC COM MODBUS TD EN 16 13 Product Description SMA Solar Technology AG Network topology from the perspective of the Modbus In the graphic below an inverter and its String Monitoring Unit are assigned a Unit ID With it their data become available on the Modbus protocol Unit ID 1 and Unit ID 2 represent the gateway to the Modbus interface as well as the plant parameters SC nnnCP MODBUS TCP IP SC nnnUS 14 eee WEBBOX SC COM MODBUS TD EN 16 gt Unit ID 1 Unit ID 2 gt Unit ID 3 gt Unit ID 4 Gateway 42109 Device 1 Serial number 42112 Device 1 Unit ID 3 42113 Device 2 Serial number 42116 Device 2 Unit ID 4 Plant parameters 30517 AC Active power Inverter 30513 Total power 30795 AC current A String Monitor 1 31283 PV string current group 1 31289 PV string current group 2 Technical Description SMA Solar Technology AG Commissioning 4 Commissioning Requirements The devices in your plant have to be connected to the data logger and the plant has to be set into operation see operating instructions or user guide of the respective
68. on 1078 Active power 032 Scalar Duration U32 Scalar FIX3 2 2 2 2 2 2 2 U32 Scalar FIX3 2 Scalar FIX3 U32 U32 Status ENUM limitation P 1079 Active power limitation P via plant control 1390 Active power limitation P via analog input Active power target value 30839 IPWNom U32 Scalar FIXO U32 Scalar FIX2 AC voltages average of all did string voltages V Vac Operating hours interior fan 2 5 CntFanCab2 Operating hours heat sink fan 34105 Is CntFanHs 4 064 Scalar 2 2 4 064 Scalar Duration Duration 56 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables Interior temperature 2 F Transformer temperature 1 Technical Description WEBBOX SC COM MODBUS TD EN 16 57 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 7 3 8 Device Family SI and SBU In the following table you will find the measured values and parameters supported by the SI and SBU device families which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR V CNT DEC Description Return code 2 bytes Format Display Device class MainModel 30051 2 U32 Status ENUM 460 Solar inverter
69. on 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type E Description CNT Device class MainModel 30051 Status ENUM 260 Solar inverter 30057 Serial number SMA 5 number Serial number SMA 5 SN Scolar Error 71 Interference of device 84 Over current grid HW 87 Grid frequency disturbance 89 Grid disconnection point 90 Deviation grid voltage measurement 125 Overvoltage input SW 132 System data defective 133 System data access Status ENUM not possible 134 7 System data restored 141 7 Derating occurred 145 Relay defect 148 7 Internal communication 156 Execution Operation 168 Code memory defective 189 Execution State machine 208 Execution Watchdog 520 Over temperature Technical Description WEBBOX SC COM MODBUS TD EN 16 35 SMA Modbus Profile Assignment Tables SMA Solar Technology AG transformer area 540 Ground fuse missing 542 Internal measurement comparison fault 543 Internal measurement comparison fault 546 Measurement recording fault 547 Grid fault reported 973 1004 Grid type detection failed 1007 Over current Ground fuse 1255 Grid voltage fault 1598 Transformer incorrectly connected Maximum permanent active power set unchangeable Scalar FIXO Can be higher than the rated power W Plimit Permanent active power 30233 Scalar FIXO limitation
70. ou will find information on Modbus exceptions in section Other documents in source Technical Description WEBBOX SC COM MODBUS TD EN 16 29 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 7 2 Data Logger 7 2 1 Gateway You can access the gateway of the data logger under the Unit ID 1 The following table contains the values provided by the gateway as well as the assignment of the subordinate SMA devices to the Unit IDs ADR np CNT DEC Description Return code 2 bytes Format Display 30001 Version number of the SMA 2 7 Modbus profile Modbus data change 30007 Counter value will increase if gt 32 17 RAW data in the Profile has changed Serial number Serial 30057 20057 bes 2 U8 Raw RO Assignment Unit ID SMA devices See also section Changing Unit IDs page 16 42110 Device 1 Serial number 2 032 Scalar RAW RO 42113 Device 2 DevicelD 1 Scalar RAW RO 42114 Device 2 Serial number 2 032 Scalar RAW RO Scalar RAW 43085 Device 245 DevicelD 1 Scalar RAW RO Lum sedler MW RO For Unit ID 255 please observe chapter 5 1 Changing Unit IDs page 16 30 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 2 2 Plant Parameters You can access the plant parameters under the Unit ID 2 The following
71. profile is defined within lt virtual_modbusprofile gt this XML structure lt channel gt Within a channel tag a new Modbus address can be defined in a Unit ID unitid aaa Specifies the Unit ID of a device which Modbus addresses have to be redefined Available Unit IDs for individual devices are 1 to 247 20 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Configuration source bbbbb Specifies Modbus address of device selected under unitid whose value is to be used as source Information on the assignment tables see Chapter 7 destination ccccc Specifies the new Modbus address from which the value is to be retrieved 0 to 65535 Please consider the number of Modbus registers that are stored at the initial address The destination registers must not overlap If definitions are set to invalid addresses Modbus exception is generated If definitions are set to addresses which don t have values inquiries are answered with NaN i Modbus exceptions You will find information on Modbus exceptions in section Other documents in source i Uploading and downloading XML files For further information on uploading and downloading files via the web interface refer to the data logger user manual Activating a user defined Modbus profile To activate your user defined Modbus profile load the file Virtualmodbus xml on the data logger Deactivating the user de
72. r FIX2 V GnVtgMinDel Voltage monitoring generator hysteresis maximum threshold Scalar FIX2 V GnVtgMaxDel Frequency monitoring generator lower minimum Scalar FIX2 threshold Hz GnFrqMin Frequency monitoring generator upper maximum Scalar FIX2 threshold Hz GnFrqMax Technical Description WEBBOX SC COM MODBUS TD EN 16 67 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Frequency monitoring 40123 generator hysteresis minimum threshold Hz GnFrqMinDel Frequency monitoring generator hysteresis maximum 0125 threshold GnFrqMaxDell Voltage monitoring generator 40127 maximum reverse power W GnRvPwr Voltage monitoring generator 40129 maximum reverse power trigger time s GnRvTm Grid connection point rated AUN current A GdCurNom Scalar FIX2 Scalar FIX2 Scalar FIX2 U32 Scalar U32 Scalar FIX2 E Co NO U32 Scalar FIX2 U32 Status ENUM U32 Scalar FIXO 32 Scalar FIX2 32 Scalar FIX2 U32 Scalar FIX2 Nominal frequency Hz GdFrqNom 2 Acknowledge generator faults GnAck 40137 26 Acknowledge fault 973 40141 Max start attempts after error AutoStr Active power specified by 40143 plant control FedlnCurAtCom Reactive power specified by 40145 plant control FedInCurRtCom Generator active power 40147 limitation by plant control A GnCurNomCom POE M 2 U32 Scola 68 WEBBOX SC COM MODBUS TD EN 1
73. ration Scalar FIX3 Scalar FIX2 30771 DC voltage input V Vpv 30773 DC power input W Ppv Scalar FIXO Scalar FIXO AC active power across all phases Grid voltage phase V VacL12 Grid voltage phase BC V dd VacL23 Grid voltage phase SES VacL31 2 Scalar FIX2 Scalar FIX2 Scalar FIX2 Scalar FIX3 Active power target value 30837 W P W Heat sink temperature 1 F 34109 mete Interior temperature 1 F er TmpCab1 External temperature 1 air SUE supply mba Setting of the plant time UTC Scalar FIX2 Scalar FIX2 Scalar FIXO Scalar FIXO Scalar TEMP Scalar TEMP Scalar TEMP U32 U32 U32 532 532 532 532 U32 U32 U32 U32 U32 532 532 U32 532 532 532 U32 DT Scalar Due to internal calculation of the apparent power Sac for SC nnnCP it cannot be guaranteed that this value is available synchronous to the measured values reactive power Qac and active power Pac 34 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 2 Device Family SB nOOOUS In the following table you will find the measured values and parameters supported by the SB n000US device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in secti
74. s from address 42109 Each assignment has an address range of 4 Modbus registers see the following example whereby in each case only the register with the Unit ID can be written You can find the assignment table of the gateway in chapter 7 2 1 Gateway page 30 Exemplary assignment table for Sunny WebBox After a device is detected the assignment table in your Modbus master system looks as follows example ana qo o fa pn sene o ane 4 m E 18 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Configuration Changing the Unit ID in the gateway assignment table You change a Unit ID by writing it to the corresponding Modbus address For the following example this means that the new Unit ID has to be written to Modbus address 42116 You can do this using your Modbus master system e g SCADA system Example for changing the Unit ID in the assignment table of the Sunny WebBox The following table shows an example assignment inverter Sunny Central 500CP device ID 160 serial number 1134365300 has been detected subsequently as the second device in the plant The Unit ID of this device was manually set to 4 421138 13 DeicelD ID 1600 1600 14 L JE CS A Technical Description WEBBOX SC COM MODBUS TD EN 16 19 Configuration SMA Solar Technology AG 5 2 Creating a User Defined Modbus Profile i User defined Modbus profile only available on SC COM
75. served and free Unit IDs for both of the data loggers In case of SC COM additional Unit IDs and ranges of Unit IDs are intended to use for certain devices whereby the reserved Unit IDs between cannot be used Sunny WebBox SB nOOOUS SB nnOOOTLUS 12 SB SC nnnCP SC nnnHE 20 SC nnnHE US SC nnnHE SC nnnHE 11 SC nnnU STP nnOOOTL 10 User defined Modbus Profile 110 Sunny Central Siang Monier Controller Optiprotect 120 SMA Meteo Station Sunny Sensorbox Disposable Sunny String Monitor Sunny Central 140 to 189 String Monitor US Disposable Disposable 16 WEBBOX SC COM MODBUS TD EN 1 6 Technical Description SMA Solar Technology AG Configuration Detecting Additional or Replaced SMA Devices If other SMA devices are added or SMA devices are replaced they must be detected in the data logger When detecting added or replaced SMA devices are designated with Unit IDs as follows Sunny WebBox e Unit ID 255 NaN all of the added or replaced SMA devices Please additionally consider the following note i Addressing new or modified devices with Sunny WebBox Detected additional or modified SMA devices are designated with the Modbus Unit ID 255 NaN These devices can therefore not be addressed and their measured values and parameters cannot be accessed via the Modbus gateway You have to manually change such assignments see following chapter SC COM e Possible Unit IDs see
76. st N 30785 IV VacL2 2 U32 Scalar 30797 Grid current L1 lac 2 U32 Scalar 30803 Power frequency Hz Fac 2 U32 Scalar Technical Description WEBBOX SC COM MODBUS TD EN 16 37 FIXO FIX3 FIX2 FIXO FIX2 FIX2 FIX3 FIX2 SMA Modbus Profile Assignment Tables SMA Solar Technology AG Type of inverter control Operating mode 295 MPP 381 Stop 443 Constant voltage 565 Power specification characteristic curve 38 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 3 Device Family SB nnOOOTL US 12 In the following table you will find the measured values and parameters supported by the SB nnOOOTL US 12 device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type DE Description CNT Device class MainModel 30051 Status ENUM 260 Solar inverter 30057 Serial number SMA SN number Serial number SMA SN SN Ses Error 71 Interference of device 84 Over current grid HW 85 Over current grid HW SW 87 Grid frequency disturbance 90 Deviation grid voltage measurement 99 High discharge current 110 DI converter fault 112 Residual current 119 DC grid feed in
77. t Tables SMA Solar Technology AG Status of the monitored strings 1 to 32 DcInStt 1 1 B to DcInSttA A B 307 OK 467 DC overvoltage 477 Reverse current 1492 String temporarily 32057 deselected due to earth fault 1493 String permanently U32 Status ENUM 32119 deselected due to earth fault 1649 String x has low power 1650 Partial string x has low power 1692 String deactivated due to power reduction 1693 No string connected 40001 Setting of the plant time UTC TENE DT SerTm Status ENUM TmZn 40003 For possible values see section Return Codes for Time Zones page 92 Acknowledgement 990 26 Acknowledge fault 2 2 Setting of the time zone 2 2 78 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 11 Sunny String Monitor In the following table you will find the measured values and parameters supported by the Sunny String Monitor which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit 105 page 16 i Address compatibility The assignments in section 7 3 1 Common Addresses of all SMA Devices page 33 do not apply to this device type ADR T CNT DEC Description Return code 2 bytes Format Display Access Serial number 30057 2 U32 Scalar RAW Seriennummer 30245 SMU ID SSM Identifier Scalar FIXO String current of the stri
78. ta cui iie idee a 87 Supported SMA AG 87 Modbus Communication Port cccccccccccccccccccecceeessssccccsscceceececeeeees 90 Modbus Reaction Time cccccsccscccccccccccceeceeeesessssccscccccccecececeeeens 9 Interval of Data Request and Number of Values 91 Number of SMA 9 Return Codes for Time Rennes 92 General Return Codes 93 CONO iii as 96 Ne 98 Technical Description WEBBOX SC COM MODBUS TD EN 16 5 Information on this Document SMA Solar Technology AG 1 Information on this Document Validity This document is valid for the SMA devices listed in chapter 9 1 Supported SMA Devices p 87 It describes the variation of the communication protocol Modbus Application Protocol implemented by SMA and the associated data exchange formats for SMA devices This document does not include any information on the software communicating with the Modbus interface Information on such software can be obtained from the respective software manvfacturer Target Group This document is for qualified employees Only persons with corresponding qualifications are allowed to perform the tasks set forth in this document see section 2 2 Target Group Qualifications p 9 Secondary Information SMA documents You can find secondary information in the download area of the corresponding branch under www SMA Solar com Source initials
79. table contains the plant parameter provided by the data logger ADR Description CNT 30001 Version number of the SMA 2 32 NS RAW Modbus profile Modbus data change Counter value will increase if 2 132 Boss RAW data in the Profile has changed 30057 Serial number of the data gt 32 TE RAW logger Serial Number Scalar ENUM pres o Reading of the plant time UTC SerTm Reading of the time zone UTC For possible values see section Return Codes for Time Zones page 92 30513 Total yield Wh E Total 0517 Day yield Wh E heute Li 30531 Total yield kWh E Total Scalar monos gt LI Li L2 Scalar Scalar Scalar Scalar Technical Description WEBBOX SC COM MODBUS TD EN 16 31 0537 Day yield kWh E heute 30535 Day yield Wh E heute 30533 Total yield MWh E Total 30539 Day yield MWh E heute AC active power across all phases SMA Modbus Profile Assignment Tables SMA Solar Technology AG Setting of the plant time Selected time zone for the display TmZn For possible values see section Return 2 U32 Status ENUM RW Codes for Time Zones page 92 32 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG SMA Modbus Profile Assignment Tables 7 3 5 Devices i Availability of the Modbus registers For each inverter type only certain Modbus registers
80. teway 18 Duplicate Unit IDs 18 Wrong Data ecc 18 Unit IDs Available and reserved 16 User data AMOUN Era 27 aan 27 Number of Modbus registers 27 Number of registers 28 User defined Modbus Profile 10 Validity of the document 6 virtual modbusprofile 20 virtualmodbus xml 20 WMAX A O EE 8 WORD Lenne 8 23 Write Multiple Registers 28 Write Single Register 28 X XML Chia treei eot te eee ces 20 destinations 21 SOUL CB Hat 21 E 20 virtual_modbusprofile 20 XML file virtualmodbHs usaran 20 Technical Description SMA Solar Technology www SMA Solar com SMA Solar Technology AG www SMA de SMA Australia Pty Ltd www SMA Australia com au SMA Benelux bvba sprl www SMA Benelux com SMA Beijing Commercial Co Ltd www SMA China com cn SMA Central amp Eastern Europe s r o www SMA Czech com SMA France S A S www SMA France com SMA Hellas AE www SMA Hellas com SMA Ib rica Tecnolog a Solar S L www SMA lberica com SMA Solar India Pvt Ltd www SMA India com SMA Italia S r l www SMA ltalia com 5 Japan KK www SMA Japan com SMA Technology Korea Co Ltd www SMA Korea com SMA Middle East Ltd www
81. th hysteresis and deadband Reactive power target value 30831 Target value cos Phi PF PF Target value excitation type of cos Phi PF PFExt 30833 973 Status ENUM 1041 Overexcited 1042 Underexcited Operating mode of active power limitation PWMod 303 Off 1077 Active power limitation P W 30835 1078 Active power Status ENUM limitation P 96 Pmax 1079 Active power limitation P via plant control 1390 Active power limitation P via analog input 50 WEBBOX SC COM MODBUS TD EN 16 Technical Description Reactive power target value SMA Solar Technology AG SMA Modbus Profile Assignment Tables Active power target value 30839 IPWNom 2 U32 Scalar FIXO 30841 AC voltages average of all 2 U32 NE FIX2 string voltages V Vac Operating hours interior fan 2 34101 s CntFanCab2 4 064 Scalar Duration Interior temperature 2 F 34115 ITmpCab2 2 532 Scalar TEMP Transformer temperature 1 ad TmpTrf 34105 PR 4 064 Scalar Duration s CntFanHs Technical Description WEBBOX SC COM MODBUS TD EN 16 5 SMA Modbus Profile Assignment Tables SMA Solar Technology AG 7 3 6 Device Family SC nnnHE SC nnnHE 10 and SC nnnHE 1 1 In the following table you will find the measured values and parameters supported by the SC nnnHE SC nnnHE 10 and SC nnnHE 11 device family which you can access under the Unit IDs 3 247 see section 5 1 1 Information on Unit IDs 16 Th
82. tion General Return Codes page 93 e For breakdown of the event numbers and of the message numbers please use the operating instructions of the device You can find further information for error analysis of the SMA Modbus profile in chapter Reading and Writing Data in Modbus Protocol page 28 86 WEBBOX SC COM MODBUS TD EN 16 Technical Description SMA Solar Technology AG Technical Data 9 Technical Data 9 1 Supported SMA Devices i SMA Modbus Profile version Starting with SC COM firmware version 1 1 and with Sunny WebBox firmware version 1 53 the SMA Modbus Profile can be updated at the data loggers with a separate XML file The separate XML file has a profile version With profile version 1 30 the device IDs assigned until now will change Please take a look at the profile version and device ID at all of the following SMA devices listed hereafter This document applies only for the following SMA devices Data loggers e Sunny Central Communication Controller SC COM with firmware version 1 0 or higher device ID 188 e Sunny WebBox with firmware version 1 52 or higher device ID 47 Backup Systems e Sunny Backup SBU2200 device ID 67 model 9155 SBU5000 device ID 69 model 9157 Inverters e Device family SB nOOOUS firmware version 01 21 00 R or higher Sunny Boy 5000US device ID 268 model 9044 Sunny Boy 6000US device ID 268 model 9047 Sunny Boy 7000US device ID 268 model 905
83. toEna 40049 973 Scalar FIXO Scalar FIXO 1129 Yes 1130 No Generator shutdown battery 40051 charge limit GnSocTm 1 Stp Generator startup battery 40053 charge limit GnSocTm I Str Generator request via power on GnPwrEnal 40057 973 1129 Yes 1130 No Generator shutdown load limit 39999 Generator startup load limit 40061 W GnPwrStr Scalar FIXO Grid creating generator ExtSrc 973 5 ENUM 1801 Mains id 1802 Mains and generator 1803 7 Invalid configuration for the PV generation counter Technical Description WEBBOX SC COM MODBUS TD EN 16 65 Status ENUM Scalar FIXO Manual generator control GnManStr 381 Stop 40055 973 2 U32 Status ENUM 1438 Automatic 1467 Start 1776 Manual one hour SMA Modbus Profile Assignment Tables SMA Solar Technology AG Lower discharging limit for rise 40073 in self consumption U32 Scalar FIXO SlfCsmpSOCMin Rise in self consumption switched on SlfCsmplncEna 40075 973 U32 Status ENUM 1129 Ja 1130 Initiate device restart InvRs 40077 973 U32 Status ENUM RW 1146 Execute Charging stop voltage battery 40079 tv BatDiChgVtgMin U Maximum charging current me battery BatChrgCurMax 2 5 Maximum discharging current 40083 battery 2 U Scalar FIX3 BatDiChgCurMax Target voltage per cell for 40085 quick charge V 2 U3
84. tral 500 US device ID 156 model 9092 From profile version 1 30 on device ID 87 e Device family STP nnOOOTL 10 firmware version 2 22 10 R or higher Sunny Tripower 8000TL 10 device ID 128 model 9101 Sunny Tripower 10000TL 10 device ID 128 model 9067 Sunny Tripower 12000TL 10 device ID 128 model 9068 Sunny Tripower 15000TL 10 device ID 128 model 9069 Sunny Tripower 17000TL 10 device ID 128 model 9070 Island inverters e Sunny Island SI 2012 device ID 67 model 9155 SI 2224 device ID 67 model 9158 SI 5048 device ID 69 model 9159 SI4548 US 10 device ID 69 model 9159 SI6048 US 10 device ID 69 model 9159 SI6 0H 10 device ID 137 model 9159 SI8 0H 10 device ID 137 model 9159 String monitoring devices e Optiprotect firmware version 1 00 or higher device ID 198 model 9120 From profile version 1 30 on device ID 161 Sunny Central String Monitor Controller firmware version 1 05 or higher device ID 187 model 9108 From profile version 1 30 on device ID 129 e Sunny Central String Monitor US firmware version 1 04 or higher device ID 190 model 9110 From profile version 1 30 on device ID 97 e Sunny String Monitor firmware version 1 04 or higher device ID 171 Technical Description WEBBOX SC COM MODBUS TD EN 16 89 Technical Data SMA Solar Technology AG Weather stations SMA Meteo Station firmware
85. us Profile Assignment Tables 7 SMA Modbus Profile Assignment Tables 7 1 Information on the Assignment Tables The following sections are sorted by Unit ID Each section contains a table of the Modbus addresses which can be accessed under the corresponding Unit ID This means that SMA device registers are assigned Modbus addresses under a Unit ID The tables present the following information ADR Decimal Modbus address see also chapter 6 3 and following Description Return code Brief description of the stored numerical value and the possible return codes The name of the SMA data channel is additionally specified in square brackets if available CNT Number of utilized Modbus registers see also chapter 6 1 and following Format and width of the stored values e g U32 32 bit without algebraic sign see also chapter 6 1 Display Scalar or status Scalar delivers a direct interpretable numerical value whose type is specified in the Type column Status delivers one or more code s as specified in the corresponding Description Return code Type The value type of the stored value e g DT date FIX n with n decimal places TEMP temperature see also chapter 6 2 Access Access type for Modbus TCP see chapter 6 4 Reading and Writing Data in Modbus Protocol page 28 RO read only access RW read write access In case an access type is not supported a Modbus exception will be returned i Modbus exceptions Y

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