Rohde & Schwarz 1157.3458.02, Руководство по эксплуатации, Страница: 64 / 80

Command Description R&S FSH-K1
1157.3564.12 58 E-8
Distance To Fault Measurement
The DTF Measurement requires the option R&S FSH-B1.
Command Parameters Unit Comment
CABLEMOD <string>
CABLELEN <numeric value> m / feet
CAL_DTF
DTFMODE 0...2
LENUNIT <meter> | <feet>
CABLEMOD (Cable Model)
This command selects the cable model.
To turn cable model selection off, use the string ‘NONE’.
Example:
set<cr>
0<cr>
cablemod,rg58c<cr>
‘selects cable model “RG58C”
0<cr>
‘responds parameter ok
CABLELEN (Cable Length)
This command defines the cable length.
The unit of the length can either be Meter or Feet depending on the Length Unit setting. The cable
length is converted and rounded to meters internally.
Example:
set<cr>
0<cr>
cablelen,12<cr>
‘sets cable length to 12 meter
0<cr>
‘responds parameter ok
CAL_DTF (Calibrate Distance To Fault)
This command calibrates the distance to fault measurement.
Example:
cmd<cr>
0<cr>
cal_dtf<cr>
‘Initiates the actual calibration
0<cr>
‘responds parameter ok
0<cr>
‘calibration ready