CEL-MAR ADA-1040PC3, User Manual

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8.1.2. REGISTERS ACTUAL VALUES MEASUREMENTS AND CONDITION INVERTER , READOUT
BY FUNCTION 03 (4X – REFERENCES) HOLDING REGISTERS
Address
4X
Registers
Address
Registers
description
Attribute Value
40001 0 TypeIDH = 0x00
TypeIDL 8-bit inverter type
R 16-bit register
40002 1 Status1
Status0 16-bit inverter status
R 16-bit register
40003 2
UsolH
UsolL 16-bit solar panel voltage measurement DC
R 16-bit register
40004 3
IsolH
IsolL 16-bit solar panel current measurement DC
R 16-bit register
40005 4
FacH
FacL 16-bit network voltage frequency measurement AC
R 16-bit register
40006 5 UacH
UacL 16-bit network voltage measurement AC
R 16-bit register
40007 6 IacH
IacL 16-bit network current measurement AC
R 16-bit register
40008 7 PacH
PacL 16-bit network power measurement AC
R 16-bit register
40009 8 Hi = 0x00
EacH (Low)
R 16-bit register
40010 9 EacM
EacL 24-bit energy counter - kWh
R 16-bit register
40011 10 TempH=0x00
TempL 8-bit inverter's internal temperature
R 16-bit register
40012 11 Hi=0x00
TonH (Lo)
R 16-bit register
40013 12 TonM
TonL 24-bit operating hour counter
R 16-bit register
40014 13 Trecl/UocH Status1, bit4=1 :
Trecl/UocL Status1, bit4=0 :
16-bit time from reclosing / 16-bit open terminal voltage
R 16-bit register
40015 14 Hi = 0x00
Rac/Phase network impedance measurement
R 16-bit register
8.2. FRAME STRUCTURE OF MODBUS-RTU PROTOCOL
Device address (1-byte) Function (1-byte) Dane (n-bytes) CRC-16Lo (1-byte) CRC-16Hi (1-byte)
8.3. USED FUNCTIONS OF MODBUS-RTU PROTOCOL
Function code Description
03 (0x03) Readout measurement values and Inverter state from registers MODBUS-RTU
04 (0x04) Readout measurement values and Inverter state from registers MODBUS-RTU
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ADA-1040PC3