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TM
E51C2A, E51C3A Installation Guide
This section describes the Modbus registers reserved for SunSpec compliance-related information. See www.sunspec.org for
the original specifications.
SunSpec Register Blocks
E51C2 FDS
E51C3 L
og
Regist
er
R/W NV Format Units
Scale
Range
SunSpec Name
Description
SunSpec 1.0 Common Model
• • 40001
R
NV ULong
0x5375
6e53
C_SunSpec_ID
ASCII “SunS”. Identifies this as the beginning of a SunSpec Modbus
point
• • 40002
• • 40003
R
NV UInt
1
C_SunSpec_DID
SunSpec common model Device ID
• • 40004
R
NV UInt
65
C_SunSpec_Length Length of the common model block
• • 40005 to 40020 R
NV String (32) ASCII
C_Manufacturer
null terminated ASCII text string = “VERIS”
• • 40021 to 40036 R
NV String (32) ASCII
C_Model
null terminated ASCII text string = “E51C_A”
• • 40037 to 40044 R
NV String (16) ASCII
C_Options
null terminated ASCII text string
• • 40045 to 40052 R
NV String (16) ASCII
C_Version
null terminated ASCII text string
• • 40053 to 40068 R
NV String (32) ASCII
C_SerialNumber
null terminated ASCII text string
• • 40068
R
NV UInt
ASCII
C_SunSpec_Length Modbus address
SunSpec 1.1 Integer Meter Model
Identification
• • 40070
R
NV UInt
201 to 204
C_SunSpec_DID
SunSpec Integer meter model device IDs. Meter configuration by
device ID:
201 = single phase (A-N or A-B) meter
202 = split single phase (A-B-N) meter
203 = Wye-connect 3-phase (ABCN) meter
204 = delta-connect 3-phase (ABC) meter
• • 40071
R
NV UInt
105
C_SunSpec_Length Length of the meter model block
Current
• • 40072
R
SInt
Amps M_AC_Current_SF
-32767 to +32767 M_AC_Current
AC Current (sum of active phases)
• • 40073
R
SInt
Amps M_AC_Current_SF
-32767 to +32767 M_AC_Current_A
Phase A AC current
• • 40074
R
SInt
Amps M_AC_Current_SF
-32767 to +32767 M_AC_Current_B
Phase B AC current
• • 40075
R
SInt
Amps M_AC_Current_SF
-32767 to +32767 M_AC_Current_C
Phase C AC current
• • 40076
R
NV SInt
1
M_AC_Current_CN AC Current Scale Factor
Voltage: Line to Neutral
• • 40077
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_LN Line to Neutral AC voltage (average of active phases)
• • 40078
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_AN Phase A to Neutral AC Voltage
• • 40079
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_BN Phase B to Neutral AC Voltage
• • 40080
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_CN Phase C to Neutral AC Voltage
Voltage: Line to Line
• • 40081
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_LL Line to Line AC voltage (average of active phases)
• • 40082
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_AB Phase A to Phase B AC Voltage
• • 40083
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_BC Phase B to Phase C AC Voltage
• • 40084
R
SInt
Volts
M_AC_Voltage_SF
-32767 to +32767 M_AC_Voltage_CA Phase C to Phase A AC Voltage
• • 40085
R
NV SInt
1
M_AC_Voltage_SF AC Voltage Scale Factor
Frequency
• • 40086
R
SInt
Hertz M_AC_Freq_SF
-32767 to +32767 M_AC_Freq
AC Frequency
• • 40087
R
NV SInt
SF
1
M_AC_Freq_SF
AC Frequency Scale Factor