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Operation
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– E650 Series 4 – ZMD400AT/CT, ZFD400AT/CT – User Manual
preceding value. The sequence of values in the list is determined by the
parameterisation.
A rapid run is started by holding down the display "down" or "up" button (at
least 2 seconds). The main values of the list are then displayed while the
button remains pressed, but no stored values.
To return to the menu level from the list at the end of the display list press
the display "down" or "up" button for
longer
(at least 2 seconds).
Both display ("down" and "up") buttons must be pressed
simultaneously
to
return to the operating display from the list.
Values can be changed in the set mode with the aid of the reset button and
display buttons (for setting time and date, identification numbers, battery
hours counter, etc.). The procedure is described in section 5.9 "Set time
and date, ID numbers, battery time".
5.5
Alarm LED
The red alarm LED (optional) on the main faceplate indicates that certain
event(s) have occurred. Which event(s) trigger the alarm LED can be set by
parameterisation.
Alarm LED
Figure 71. Alarm LED
5.6
Optical test output
The optical test outputs
– one for active energy in all meters and a second
for reactive energy in combimeters
– are fitted in the main faceplate above
the liquid crystal display.
Optical test output
reactive energy
(combi-meters
Optical test
output active
energy
Figure 72. Optical test outputs
Set mode