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Operation
–
are authorized to read and take note of values and parameters using
the control elements of the EK280, and to perform changes which are
not subject to calibration regulations.
6.2.3 Calibration officers
A calibration officer, who,
–
on the basis of their professional training, knowledge and experience
and awareness of applicable standards and regulations, are in a
position to perform the works on gas systems. The calibration officer
will be trained on works on devices and installations subject to
calibration regulations and will be familiar with the relevant standards
and regulations.
–
is authorized to read and take note of values and parameters using
the control elements of the EK280, and to perform changes which are
not subject to calibration regulations.
6.3
Basic principles
As already explained in the "Construction and Function" chapter, the
EK280 can be operated and programmed using the control elements on the
front panel of the device.
1
3
4
2
8
Fig. 23: Front panel of the EK280
The calibration lock is located on the circuit board built into
the housing cover in the form of a button and can be sealed
by means of an adhesive label. This button must be pressed
in order to adjust the values and parameters protected by
configuration regulations. For devices protected by
calibration regulations, this may solely be carried out by a
calibration officer.
1
2
Identification
3
label
5
4
6
5
6
7
Instromet
7
8
Alphanumeric display
Escape button "ESC"
Enter button "ENTER"
Function key
Arrow key ▲
Arrow key ►
Arrow key ▼
Arrow key ◄
63
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