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Maxim Integrated 6613_OMU_2+2S_URT_V100 User Manual

Page 26

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6613_OMU_2+2S_URT_V1_00 Firmware Description Document

UG_6613_060

26

Rev. 1.1

Output

Location

(hex)

LSB

Comment

Example

Irms B

Overcurrent

Event Count

63

Counter increments on each edge

event.

If four over current events have

occurred:

)63?

Returns: +4

Vrms Under

Voltage

Event Count

64

Counter increments on each edge

event.

If four under voltage events have

occurred:

)64?

Returns: +4

Vrms Over

Voltage

Event Count

65

Counter increments on each edge

event.

If four over voltage events have

occurred:

)65?

Returns: +4

Vrms B

66

mV

Vrms voltage

If the line voltage is 120 V

)66?

Returns:

+120.000

Watts B

67

mW

Active power measurement (per

second).

If 120 Watts are measured

)67?

Returns:

+120.000

Wh B

68

mWh

Active accumulated energy

measurement (per hour).

If 120 Wh are measured

)68?

Returns:

+120.000

Total Cost B

69

mUnits

Cost of Wh B.

If the cost is 102.536 units

)69?

+102.536

Irms B

6A

mA

rms current measurement.

If current measured

is 12 Amps

)6A?

Returns:

+12.000

VARs B

6B

mW

Reactive power measurement (per

second).

If 120 VARs

are measured

)6B?

Returns:

+120.000

VAs B

6C

mW

Apparent power measurement (per

second).

If 120 VAs

are measured

)6C?

Returns:

+120.000

Power

Factor B

6D

Power factor. The output will be

between -0.950 and 1.000.

Positive power factor is defined as

current lagging voltage (inductive).

Negative power factor is defined as

voltage lagging current

(capacitive).

If the power factor

is 0.95

)6D?

Returns:

+0.950

Phase

Angle B

6E

Phase angle. The output will be

between 180.000 and -180.000.

If the phase angle measured is 60

degrees

)6E?

Returns:

+60.000