Chroma 63802 - Page 60

Programmable AC/DC Electronic Load 63800 Series Operation & Programming Manual
3-32
[
R
E
C
T
I
F
I
E
D
L
O
A
D
]
Rs Ls
R
L
C
C
H
O
O
S
E
=
2
1
.
R
L
C
M
O
D
E
2
.
C
P
M
O
D
E
3
.
I
N
R
U
S
H
C
U
R
R
E
N
T
Users can press the arrow key to select the setting parameters on the LCD display, including
real power P
set
, PF and I
p
(max).
P
s
e
t
=
1
0
0
0
.
0
P
F
=
0
.
6
0
0
I
p
(
m
a
x
)
=
2
0
.
0
U
N
I
T
:
W
,
A
V = 0 . 0 0 P = 0 . 0 0
I = 0 . 0 0 S = 0 . 0 0 
A
C
C
P
The input ranges of P
set
and PF are 200W to 3375W and 0.4 to 0.75 in CP
mode.
63800 calculates a group of R
s
, L
s
, C and R
L
for loading by P
set
, PF values and UUT’s
impedance which set by users. Users can press ▲ and ▼ to view the values of R
s
, L
s
, C and
R
L
as below.
P
s
e
t
=
1
0
0
0
.
0
P
F
=
0
.
6
0
0
I
p
(
m
a
x
)
=
2
0
.
0
U
N
I
T
:
W
,
A
I p
+
= 0 . 0 0 T H D = 0 . 0 0
▲
I p
-
= 0 . 0 0
R
s
=
0
.
0
0
0
L
s
=
0
C
=
0
R
L
=
0
.
0
0
A
C
C
P
The procedures of setting P
set
= 500, PF = 0.700, and I
p
(max) = 30.0, are described as below:
1. Move the cursor to the command line of “P
set
=”.