90E32 Datasheet, PDF (57/71 Pages) Integrated Device Technology – Poly-Phase High-Performance Wide-Span Energy Metering IC

90E32
POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
EnStatus1
Metering Status 1
Address: 96H
Type: Read
Default Value: 0000H
Bit
Name
Description
15-7
-
Reserved.
6
SagPhaseA _{These bits indicate whether there is voltage sag on phase A, B or C respectively.}
5
SagPhaseB 0: no voltage sag (default)
4
SagPhaseC ^{1: voltage sag}
3
-
Reserved.
2
PhaseLossA _{These bits indicate whether there is a phase loss in Phase A/B/C.}
1
PhaseLossB 0: no phase loss (default)
0
PhaseLossC ^{1: phase loss.}
6.5.2 FUNDAMENTAL / HARMONIC ENERGY REGISTER
Table-10 Fundamental / Harmonic Energy Register
Register
Address
A0H
A1H
A2H
A3H
A4H
A5H
A6H
A7H
A8H
A9H
AAH
ABH
ACH
ADH
AEH
AFH
Register Name
APenergyTF
APenergyAF
APenergyBF
APenergyCF
ANenergyTF
ANenergyAF
ANenergyBF
ANenergyCF
APenergyTH
APenergyAH
APenergyBH
APenergyCH
ANenergyTH
ANenergyAH
ANenergyBH
ANenergyCH
Read/Write
Type
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
R/C
Functional Description
Total Forward Active Fundamental Energy
Phase A Forward Active Fundamental Energy
Phase B Forward Active Fundamental Energy
Phase C Forward Active Fundamental Energy
Total Reverse Active Fundamental Energy
Phase A Reverse Active Fundamental Energy
Phase B Reverse Active Fundamental Energy
Phase C Reverse Active Fundamental Energy
Total Forward Active Harmonic Energy
Phase A Forward Active Harmonic Energy
Phase B Forward Active Harmonic Energy
Phase C Forward Active Harmonic Energy
Total Reverse Active Harmonic Energy
Phase A Reverse Active Harmonic Energy
Phase B Reverse Active Harmonic Energy
Phase C Reverse Active Harmonic Energy
Comment
Resolution is 0.1CF / 0.01CF. 0.01CF / 0.1CF
setting is defined by the 001LSB bit (b9,
MMode0). Cleared after read.
6.6 MEASUREMENT REGISTERS
6.6.1 POWER AND POWER FACTOR REGISTERS
Table-11 Power and Power Factor Register
Register
Address
B0H
B1H
B2H
B3H
Register Name
PmeanT
PmeanA
PmeanB
PmeanC
Read/Write
Type
R
R
R
R
Functional Description
Total (all-phase-sum) Active Power
Phase A Active Power
Phase B Active Power
Phase C Active Power
Comment
Complement, MSB as the sign bit
XX.XXX kW
1LSB corresponds to 1Watt for phase A/B/C, and
4Watt for Total (all-phase-sum)
Register
57
December 9, 2011