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30073
2
30075
2
30077
2
30079
2
30081
2
9
MODBUS TCP
De ELGRIS SMART METER bevat een MODBUS TCP-server met parametertoewijzing volgens de
SunSpec-parameterlijst 203. Door een open protocol te bieden, kan de implementatie eenvoudig
worden aangepast aan de behoeften van de gebruiker.
De MODBUS gebruikt standaard poort 502 en slave ID = 1.
9.1
General register overview
Het eerste registeradres is 40000 en de registers kunnen uitgelezen worden met functie 0x03.
Address Size Name
40000
2
ID
40002
1
DID
40003
1
L
40004
16
Mn
40020
16
Md
40036
8
Opt
40044
8
Vr
40052
16
SN
9.2
WYE connect meter model register details
Address
Size
40069
1
40070
1
40071
1
40072
1
40073
1
40074
1
40075
1
40076
1
40077
1
40078
1
40079
1
40080
1
40081
1
40082
1
40083
1
Total Imp. kWh
Total Exp. kWh
Tot. Imp. kVArh
Tot. Exp. kVArh
Tot. VAh
Label
Value Type R/W
Common
SunSpec_DID
SunSpec_Length
Manufacturer
Model
Options
Version
Serial Number
Name
Label
WYE-connect
ID
three phase
(abcn) meter
L
SunSpec_Length
A
Amps
AphA
Amps Phase A
AphB
Amps Phase B
AphC
Amps Phase C
A_SF
PhV
Voltage LN
PhVphA
Voltage AN
PhVphB
Voltage BN
PhVphC
Voltage CN
PPV
Voltage LL
PhVphAB
PhVphBC
PhVphCA
float
float
float
float
float
Value = "SunS" (0x53756e53).
1
uint32
R
Uniquely identifies this as a
SunSpec MODBUS Map
Value = 0x0001. Uniquely identifies
1
uint16
R
this as a SunSpec Common Model
Block
65 = Length of block in 16-bit
65
uint16
R
register
string
R
"elgris"
string
R
"SMART METER"
String
R
Not used, for future compatibility
string
R
"1.10.15"
string
R
19000XXXX (SMA serial compliant)
Value Type R/W
1
uint16
105
uint16
int16
int16
int16
int16
sunssf
int16
int16
int16
int16
int16
uint16
uint16
uint16
R
Total Import kWh
R
Total Export kWh
R
Total Import kVArh
R
Total Export kVArh
R
Tot VAh
Description
Description
Value = 203
R
Uniquely identifies this as a
SunSpec 203 MODBUS Map
105 = Length of block in 16-
R
bit register
R
Total AC current
R
Phase A current
R
Phase B current
R
Phase C current
R
Current scale factor
R
Line to neutral AC voltage
R
Phase voltage AN
R
Phase voltage BN
R
Phase voltage CN
R
Line to Line AC voltage
R
Line voltage AB
R
Line voltage BC
R
Line voltage CA
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