Proline Promag 51
9 Trouble-shooting
Hauser
93
Frequency output
FALLBACK VALUE
Signal output
→
0 Hz
FAILSAFE LEVEL
Output of the frequency specified in the FAILSAFE
VALUE function (No. 4211).
HOLD VALUE
Last valid value (preceding occurrence of the fault)
is output.
ACTUAL VALUE
Fault is ignored, i.e. normal measured value output
on the basis of ongoing flow measurement.
Output signal corresponds to “zero
flow”
Totalizer
STOP
*)
The totalizers are paused until the error 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).
* fixed setting in
custody transfer mode
Totalizer stops
Status output
In the event of a fault or power supply failure:
Status output
→
non-conductive
No effect on status output
Failsafe mode of outputs and totalizers
Process/system error is current
Positive zero return is activated
(Not possible in
custody transfer
mode
)
Содержание Proline Promag 51
Страница 4: ...QUICK SETUP commissioning Proline Promag 51 4 Endress Hauser...
Страница 10: ...1 Safety instructions Proline Promag 51 10 Endress Hauser...
Страница 52: ...4 Wiring Proline Promag 51 52 Endress Hauser...
Страница 80: ...7 Maintenance Proline Promag 51 80 Endress Hauser...
Страница 104: ...9 Trouble shooting Proline Promag 51 104 Endress Hauser...
Страница 122: ...11 Index Proline Promag 51 122 Endress Hauser...
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