Maxim Integrated 6612_OMU_S2+2_URT_V1_14 - Manual (Page 48)

6612_OMU_S2+2_URT_V1_14 Firmware Description Document UG_6612_017
48 Rev. 1.0
6.2 CE Parameters
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.
Table 9: CE Parameters
CE
Parameter
Location(
hex)
LSB Default Comment Example
CAL IA 08
16384 is
the default
and is a
gain of 1.
32767 is
max giving
a gain of
2.
+13873
Gain constant for
IA input.
If current on channel A is low by 1%
scale the nominal number, 16384 by
1/(1-0.01). Number to be entered would
be 16549:
]08=+16549
If current on channel A is high by 1%
scale the nominal number, 16384 by
1/(1+0.01). Number to be entered
would be 16222:
]08=+16222
CAL IB 09
16384 is
the default
and is a
gain of 1.
32767 is
max giving
a gain of
2.
+13873
Gain constant for
IB input.
If current on channel B is low by 1%
scale the nominal number, 16384 by
1/(1-0.01). Number to be entered would
be 16549:
]09=+16549
If current on channel A is high by 1%
scale the nominal number, 16384 by
1/(1+0.01). Number to be entered
would be 16222:
]09=+16222
CAL VA 0A
16384 is
the default
and is a
gain of 1.
32767 is
max giving
a gain of
2.
+13024
Gain constant for
VA input.
If voltage on channel A is low by 1%
scale the nominal number, 16384 by
1/(1-0.01). Number to be entered would
be 16549:
]0A=+16549
If current on channel A is high by 1%
scale the nominal number, 16384 by
1/(1+0.01). Number to be entered
would be 16222:
]0A=+16222
CAL VB 0B
16384 is
the default
and is a
gain of 1.
32767 is
max giving
a gain of
2.
+13024
Gain constant for
VB input.
If voltage on channel B is low by 1%
scale the nominal number, 16384 by
1/(1-0.01). Number to be entered would
be 16549:
]0B=+16549
If current on channel A is high by 1%
scale the nominal number, 16384 by
1/(1+0.01). Number to be entered
would be 16222:
]0B=+16222
PHASE_
ADJ_IA
0C
-16384
≤
PHASE_A
DJ_IA
≤
+16384
0
Outlet 1 Phase
adjustment =15 *
PHASE_ADJ_IA *
2
-14
(degrees)
No adjustment should be necessary
when using current shunts.
PHASE_
ADJ_IB
0D
-16384
≤
PHASE_A
DJ_IB
≤
+16384
0
Outlet 2 Phase
adjustment =15 *
PHASE_ADJ_IB *
2
-14
(degrees)
No adjustment should be necessary
when using current shunts.