Chroma 3300 - 8.5 Data Output Format for 33 XX; 8.5.1 Transformer Output Format

RS-232C Control Interface
8-5
Rn Read the setting of set n
n = 0 〜 159
Sn Write the setting of set n
n = 0 〜 159
T1 Enable the measurement cycle
T0 Disable the measurement cycle
<Note>Every command has to use RedDrAgOn(ASCII) as the end character code.
8.5 Data Output Format for 33XX
8.5.1 Transformer Output Format
The measurement value of transformer has 509 Bytes and 33XX will output it automatically
after a measurement cycle is completed. The output format is shown in Table 8-4.
Table 8-4 Output Format for Low Voltage Parameter Measurement
Byte Parameter Meaning
0 〜 39 TR1 〜 TR10
Turn ratio and phase degree test. 4 bytes per data
with format in floating point.
40 〜 79 Lx1 〜 Lx10
The inductance quantity. 4 bytes per data with
format in floating point and unit in [H].
80 〜 119 Lk1 〜 Lk10
The leakage inductance. 4 bytes per data with
format in floating point and unit in [H].
120 〜 159 Cx1 〜 Cx10
Pin stray capacitance. 4 bytes per data with format
in floating point and unit in [F].
160 〜 199 DCR1 〜 DCR10
DC resistance. 4 bytes per data with format in
floating point and unit in [ Ω ].
200 〜 239 Q1 〜 Q10
Quality factor. 4 bytes per data with format in
floating point.
240 〜 279 ACR1 〜 ACR10
AC resistance. 4 bytes per data with format in
floating point and unit in [ Ω ].
280 〜 319 Zx1 〜 Zx10
AC absolute impedance. 4 bytes per data with
format in floating point and unit in [ Ω ].
320 〜 359
Reserved.
360 〜 399 PS1 〜 PS10
Pin short-circuit test. 4 bytes per data with format
in floating point.
400 〜 409
Turn ratio and phase
degree judgment
0: GO, 1: NG
410 〜 419
Inductance judgment 0: GO, 1: NG
420 〜 429
Leakage inductance
judgment
0: GO, 1: NG
430 〜 439
Pin stray capacitance
judgment
0: GO, 1: NG
440 〜 449
DC resistance judgment 0: GO, 1: NG
450 〜 459
Quality factor judgment 0: GO, 1: NG