ABB HART HHT 275 Manual page 8

(DEL) Deletes the entry.
F2
(ESC) or (ABORT) Exits from the value window without taking over the changes.
F3
The previous setting is restored instead.
Confirms the entry and starts the data transmission procedure.
F4
1 TZID-C parameter
1 Setpoint range
1 Lower current value
Enter the low setpoint range limit.
2 Upper current value
Enter the high setpoint range limit.
2 Tolerance band
Enter the tolerance band in %.
3 Travel range
1 Travel range min
Enter the minimum stroke range (travel) as a percentage of the valve range.
2 Travel range max
Enter the maximum stroke range (travel) as a percentage of the valve range.
4 Shut off value
Enter the shut off value as a percentage of the stroke range (travel).
5 Dead band time limit
Enter a time limit for the dead band in seconds.
6 Adjusted speed
1 Adjusted speed up
Adjust the up travel speed in seconds
2 Adjusted speed dn
Adjust the down travel speed in seconds
7 Alarmmask
Enable/disable the individual alarm messages (e.g. "Leakage towards actuator").
Press the
8 Characteristic curve
Select the characteristic curve to be used.
It is not possible to configure a user-defined characteristic curve via the
communicator.
9 Valve action
Select direct or reverse action
8
key to toggle, i.e. to enable or disable the respective alarm.
F2
"Settings" menu
"Settings" menu
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