MAXQ3180-RAN+ datasheet(30/48 Pages) MAXIM

30 / 48 page

Low-Power, Multifunction, Polyphase AFE

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Table 4. RAM Register Summary (continued)

NAME

ADDRESS

(BYTE)

DESCRIPTION

R/W

DEFAULT

VALUE

(HEX)

BITS

NAME

DESCRIPTION

PHASE_C_

KWHR1

708

Reactive Q1

Energy

—

15:0

Accumulated reactive energy in

quadrant 1. Units defined by

KWHT setting.

PHASE_C_

KWHR2

710

Reactive Q2

Energy

—

15:0

Accumulated reactive energy in

quadrant 2. Units defined by

KWHT setting.

PHASE_C_

KWHR3

712

Reactive Q3

Energy

—

15:0

Accumulated reactive energy in

quadrant 3. Units defined by

KWHT setting.

PHASE_C_

KWHR4

714

Reactive Q4

Energy

—

15:0

Accumulated reactive energy in

quadrant 4. Units defined by

KWHT setting.

PHASE_C_

KWHAP

716

Apparent Energy

—

15:0

Accumulated apparent energy.

Units defined by KWHT setting.

PHASE_C_

KWHIH

718

Amp-Hours

—

15:0

Accumulated amp-hours. Units

defined by KAHT setting.

PHASE_C_

I_GAIN

720

Current Gain

Coefficient

R/W

0x0000

15:0

Signed two’s complement;

Used to correct IRMS:

Y = X x (1 + gain/216)

PHASE_C_

V_GAIN

722

Voltage Gain

Coefficient

R/W

0x0000

15:0

Signed two’s complement;

Used to correct VRMS:

Y = X x (1 + gain/216)

PHASE_C_

E_GAIN_HI

724

Power and

Energy Gain

Coefficient

R/W

0x0000

15:0

Signed two’s complement;

Used to correct pwr:

Y = X x (1 + gain/216)

PHASE_C_

EOFF_HI

726

Linearity

Coefficient:

High Range

Energy Offset

R/W

0x0000

15:0

Signed two’s complement;

Used to correct energy:

Y = X - Eoff_hi

PHASE_C_

E_GAIN_LO

728

Linearity

Coefficient:

Low Range

Energy Gain

R/W

0x0000

15:0

Signed two’s complement;

Used to correct pwr:

Y = X x (1 + gain/216)

PHASE_C_

EOFF_LO

730

Linearity

Coefficient:

Low Range

Energy Offset

R/W

0x0000

15:0

Signed two’s complement;

Used to correct pwr:

Y = X - Eoff_lo

MAXQ3180-RAN+ Datasheet(PDF) 30 Page - Maxim Integrated Products

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