Varec 7532, Installation And Operation Manual

Page: 56 / 106

Commissioning Radar Tank Gauge
56 Installation and Operations Manual
Display "dist./meas.value (008)"
The distance measured from the reference point to the product surface and the level
calculated with the aid of the empty alignment are displayed again. Check whether the
values correspond to the actual level or the actual distance. The following cases can
occur:
• Distance correct – level correct -> basic setup completed
• Distance incorrect – level incorrect -> a further interference echo mapping must be
carried out "
check distance
" (
051)
.
• Distance correct – level incorrect -> check "
empty calibr.
"
(005)
Function "history reset" (009)
By this function a history reset of the device is performed, i.e. the correspondence table
between level an index values is deleted. A new correspondence table will be filled and
stored after the history reset, see page 57.
Caution!
Perform only after first installation (see »Function "auto-correction" (031)« on page 57).
In this case also effect a reset of the dip table in function "
dip table mode
"
(033)
.
Note!
After basic calibration, it is wise to evaluate the measurement using the envelope curve
(function group "
display
"
(09)
).
⇒
E
+ –
⇒
E +
–
⇒
⇓
After 3 s, the following message appears
E
+ –