Radiodetection T631 TDR - Page 24

On returning to normal operation the display will confirm the selected PVF value.
Note: The PVF values are nominal values and variations may be encountered.The DIEL keys
are then used to set the specific value.
The PVF (DIEL) can also be set using the DIEL controls to the value appropriate to the cable
under test.
OPTION MAIN TYPE SUB TYPE DIELECTRIC SETTING
M/µs
(PVF) V V/2
1 TELEPHONE POLY PE
JELLY FILLED
PAPER (0.83 uF)
PAPER (0.72 uF)
0.667
0.64
0.72
0.88
200
192
216
264
100
96
108
132
2 POWER PILC 25 kV
XLPE
MIC
0.54
0.52
0.41
162
156
123
81
78
62
3 CATV QR PARA III
PARA I
T, TR
TX, TX10
RG6, RG11, RG59
0.88
0.82
0.87
0.89
0.82
264
246
261
267
246
132
123
131
134
123
Radiodetection Ltd. 00901209-6
T631 OPERATING MANUAL 24