895UM0001_02
DU100 User Manual
Page 10 of 19
4.5 Time ( Time )
e.g.
Elapsed time ( in days and hours ) since the last reset/retune and the reason for the
reset/retune are displayed.
This information is particularly useful for detecting intermittent faults which are self-
healing.
Possible reasons for reset/retune include:
i.
Reset: manual reset ( pushbutton ) or power failure
ii.
Short
circuit
iii.
Open
circuit
iv.
Indeterminate
v.
Inductance change of greater than 15 %
∆
L/L (typical).
SELECT
[
¤
] advances to the next detector channel ( multi-channel units only )
ENTER [
↵
] returns control to the main menu.
10 D
5 H
1
( Reset )
