Endress+Hauser Prosonic Flow 90, Operating Instructions Manual

Page: 87 / 114

Proline Prosonic Flow 90 9 Trouble-shooting
Hauser 87
Totalizer STOP
The totalizer is paused until the fault is rectified.
ACTUAL VALUE
The fault is ignored. The totalizers continue to count
in accordance with the current flow value.
HOLD VALUE
The totalizers continue to count the flow in accord-
ance with the last valid flow value (before the error
occurred).
Totalizer stops
Status output In the event of a fault or power supply failure:
Status output
→
not conductive
A detailed description of the response of the status
output with different configurations, such as fault
message, flow direction, limit value, etc., is provided
in the “Description of Device Functions” manual.
No effect on status output
Failsafe mode of outputs and totalizers
Process/system error is present Positive zero return is activated