VEGA VEGAMET 514… D - Manual (Page 40)

40 VEGAMET 514… D
Set-up, parameter adjustment
Monitoring
The following requirements must be met for activation of the monitoring:
- Determine input 4 in the menu range "Configuration meas. point".
- Connect a key word (opener) to input 4 (see page 14).
- Select for the concerned relay the mode monitoring in the menu range "Parameter adjustment relay outputs"
(see page 37).
The selected relay is engergized. By pushing the key switch (opener opens) the respective actual measured
value is first of all frozen and derived thereof the relay de-energizes if the value is decreased (low) or
exceeded (high).
See additional diagram "Configuration meas. points" page 21.
–– Relay output 1 (continuation 3)
–– Kind Monitoring With the enquiry "Monitoring" the menu point
"Monitoring on" is released.
–– Monitoring on
High
The relay of relay output 1 de-energizes when
the %-value stated under High is exceeded.
Low
The relay of relay output 1 de-energizes when
the %-value stated under Low is decreased.
High and
Low
The relay of relay output 1 de-energizes when
the %-value stated under High and Low is
exceeded or decreased.
–– Low
-5 %
Range and unit acc. to the selection in the menu
–– High
7 %
points "relating to" and "Unit", see page 34.
–5 % and 7 % are exemplary values, relating to
above diagrams.
Relay outp.
High
frozen
meas.value
d b z
t
%
Key
switch
d b z
t
%
Relay outp.
Key
switch
frozen
meas.value
Low
d b z
t
%
Relay outp.
High
Key
switch
Low
frozen
meas.value
>>