78M6612-DB/OMU-USB Maxim Integrated Products, 78M6612-DB/OMU-USB Datasheet - Page 48

• Manufacturer Part Number: 78M6612-DB/OMU-USB
• Description: KIT DEMO OUTLET MEASUREMENT OMU1
• Manufacturer: Maxim Integrated Products

Specifications of 78M6612-DB/OMU-USB

• Data Bus Width: 8 bit
• Interface Type: USB
• Tool Type: Demonstration Board
• Core Architecture: 8051
• Cpu Core: 80515
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6612_OMU_S2+2_URT_V1_14 Firmware Description Document
6.2
Table 9 lists the CE parameters that the Firmware 6612_OMU_S2+2_URT_V1_14 has set. The user
does not need to alter any of these parameters as they are automatically set by Calibration Commands.
48
Parameter
PHASE_
PHASE_
CAL VA
CAL VB
ADJ_IA
ADJ_IB
CAL IA
CAL IB
CE
CE Parameters
Location(
hex)
0A
0B
0C
0D
08
09
max giving
max giving
max giving
max giving
-16384 ≤
PHASE_A
DJ_IA ≤
+16384
-16384 ≤
PHASE_A
DJ_IB ≤
+16384
the default
the default
the default
the default
gain of 1.
gain of 1.
gain of 1.
gain of 1.
a gain of
a gain of
a gain of
a gain of
16384 is
32767 is
16384 is
32767 is
16384 is
32767 is
16384 is
32767 is
and is a
and is a
and is a
and is a
LSB
2.
2.
2.
2.
Default
+13873
+13873
+13024
+13024
Table 9: CE Parameters
0
0
PHASE_ADJ_IA *
PHASE_ADJ_IB *
Gain constant for
Gain constant for
Gain constant for
Gain constant for
adjustment =15 *
adjustment =15 *
Outlet 1 Phase
Outlet 2 Phase
2
2
-14
-14
Comment
VA input.
VB input.
IA input.
IB input.
(degrees)
(degrees)
1/(1-0.01). Number to be entered would
1/(1-0.01). Number to be entered would
1/(1-0.01). Number to be entered would
1/(1-0.01). Number to be entered would
If current on channel A is high by 1%
If current on channel A is high by 1%
If current on channel A is high by 1%
If current on channel A is high by 1%
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
scale the nominal number, 16384 by
If voltage on channel A is low by 1%
If voltage on channel B is low by 1%
If current on channel A is low by 1%
If current on channel B is low by 1%
No adjustment should be necessary
No adjustment should be necessary
1/(1+0.01). Number to be entered
1/(1+0.01). Number to be entered
1/(1+0.01). Number to be entered
1/(1+0.01). Number to be entered
when using current shunts.
when using current shunts.
]08=+16549<CR>
]08=+16222<CR>
]09=+16549<CR>
]09=+16222<CR>
]0A=+16549<CR>
]0A=+16222<CR>
]0B=+16549<CR>
]0B=+16222<CR>
would be 16222:
would be 16222:
would be 16222:
would be 16222:
be 16549:
be 16549:
be 16549:
be 16549:
Example
UG_6612_017
Rev. 1.0