Resetting the internal battery counter
After replacing the batteries, reset the internal battery counter in order to indicate the power
capacity correctly.
Note
Battery capacity
The transmitter setting for the battery capacity is pre-configured by the ordered version. To
ensure the correct battery status calculation the replacement battery shall be the same type
and have the specific capacity.
8.3 Service menu
The service menu (
) is accessible from all menus by pressing the push button for minimum
2 seconds. To return back to the main menu you need to press the push button for a minimum
of 2 seconds again. If no action is taken you will be taken back to the main menu after 10 min
if back-up battery powered or after 2 min if mains-powered.
Table 8-1 Service menu
Menu Parameter Display example Comments
1 Gain path 1 and path 2 Gain for path 1 and path 2 ranging
from 0 to 15. The optimal gain val‐
ues are explained in Figure 9-2 SI‐
TRANS FUS080 Gain step vs.
Sensor distance (Page 84).
2 Signal level AB and BA
of path 1
Signal level for Downstream and
Upstream Sensor for path 1 typi‐
cally between 230 and 380
3 Signal level AB and BA
of path 2
Signal level for Downstream and
Upstream Sensor for path 2 typi‐
cally between 230 and 380
4 Transition time (μs) AB
of path 1
Time of Flight Downstream, from
Sensor A to B for path 1
5 Transition time (μs) AB
of path 2
Time of Flight Downstream,from
Sensor A to B for path 2
6 Transition time (μs) BA
of path 1
Time of Flight Upstream ,from Sen‐
sor B to A for path 1
Service and maintenance
8.3 Service menu
SITRANS FUS380/FUE380
72 Operating Instructions, 05/2018, A5E00730100-AE
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