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Chapter 9 Programming GROUP 2: Meter Calibration
9.2 G
ROUP
2, F
UNCTIONS
0-8: H
IGH
E
ND
C
ALIBRATION OF
V
OLTAGE
C
HANNELS
, H
IGH
& L
OW
E
ND
C
ALIBRATION OF
A
MPERAGE
C
HANNELS
To change the
CALIBRATION
, follow these steps:
NOTE:
PRESS MAX/MIN/LIMITS, AT ANY TIME, TO CANCEL BEFORE STORING THE LAST DIGIT OR SWITCH.
MAX
AC VOLTS
A B C N
AC AMPS
MAX/MIN
LIMITS
VOLTS
PRINT
PROG
PHASE
NEXT
2.
AMPS
B C A
I I I
A B C
N N N
I I I
A B C
LM2
LM1MIN
MAX
AC VOLTS
A B C N
AC AMPS
MAX/MIN
LIMITS
VOLTS
PRINT
PROG
PHASE
NEXT
2 I.
AMPS
B C A
I I I
A B C
N N N
I I I
A B C
LM2
LM1MIN
I20
Step 1
:
a.
Enter Group Level of Programming Mode,
(see Chapter 6).
b.
Press MAX/MIN/LIMITS until 2. appears in upper
display.
c.
Press VOLTS activate the Group.
A one-digit password is required to continue.
d.
Press PRINT/PROG until 5 appears.
e.
Press VOLTS to select.
Step 2
:
Refer to Table
9-0
for Function Number that
corresponds to channel requiring calibration.
a.
Press MAX/MIN/LIMITS (to calibrate VOLTS BN) until
21. appears in upper display.
(2P is pre-calibrated. This is a factory set value and
should not be altered).
MAX
AC VOLTS
A B C N
AC AMPS
MAX/MIN
LIMITS
VOLTS
PRINT
PROG
PHASE
NEXT
2 I
AMPS
B C A
I I I
A B C
N N N
I I I
A B C
LM2
LM1MIN
I
_ _
MAX
AC VOLTS
A B C N
AC AMPS
MAX/MIN
LIMITS
VOLTS
PRINT
PROG
PHASE
NEXT
2 I.
AMPS
B C A
I I I
A B C
N N N
I I I
A B C
LM2
LM1MIN
I20
Step 3
:
Apply the calibration to the appropriate channel.
a.
Press VOLTS to activate calibration.
b.
Press PRINT/PROG for desired number.
Press PRINT/PROG once and the blank signifies a zero.
Press PRINT/PROG twice and 1 appears.
c.
Press VOLTS to store.
When complete, lower display indicates the calibrated
reading after
10-15 seconds
.
Step 4
:
a.
Press MAX/MIN/LIMITS to exit calibration sequence.
Proceed to calibrate another function, or exit.
See Chapter 12 to Exit.
R
EPEAT THIS PROCEDURE FOR
FUNCTIONS
0
-
5
.
32
GE Industrial Systems