Maxim Integrated 6612_OMU_S2_URT_V1_13 User Manual

Page 39

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FDD_6612_ 010

6612_OMU_S2_URT_V1_13 Firmware Description Document

Rev. 1.1

39

MPU

Parameter

Location

(hex)

LSB

Default

Comment

Example

Temperature

Nominal

A6

+0

Temp_raw_x reading at 22 °C.
Needed to enable temperature

compensation.

Temp _raw_x is

obtained from the CE:

]71?<CR>

This value is then

entered here:

)A6=+value in decimal

Also, the command:

>CLT<CR>

Will do the same as the

steps above.

Reserved

A7

Reserved

PPMC

A8

ppm/°

C

-668

ppm per °C.

Do not change the

default setting.

PPMC

2

A9

ppm/°

C

2

-341

ADC temperature

compensation

ppm per °C

2

.

Do not change the

default setting.

Cost/kWh

AA

mUnits

+0.150

Cost per kWh (kilowatt hour) in

milliunits.

If the cost per kWh is to

be 10 units:

)AD=+10.000<CR>

Units of Cost

AB

N/A

USD

4-byte string describing unit of

cost

(e.g. USD, EURO etc.).

There must be 4 characters. If

entering US dollars, USD,

there needs to be a space

after the D to make it a four

character string.

To enter US Dollars:

)AB=”USD “<CR>

To enter Euros:

)AB=”EURO”<CR>

Relay

Configuration

AC

0

Bit 1 (Relay Polarity)

0 = Normal Polarity

1 = Inverted Polarity

Bit 0 (Relay Type)

0 = non-latched

1 = latched

Sequence

Delay

AD

0.1s

+0.1

Time delay between relays.

If the user desires a 1

second delay between

the closing of the first

and second relays and

also a one second delay

between the opening of

the first and second

relays, then enter the

following:

>)AD=+1<CR>

Energize

Delay

AE

ms

+0.000

Parameter given in relay
manufacturer’s data sheet is
entered here. The amount of
delay will be 1 ms plus the
value entered in )AE.

If the user desires 8 ms
of delay then enter the
following:
>)AE=+0.007<CR>

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