Edwards ELD500 Series

D135-10-880C - Operation
Page 81
Access to CAL function
Main menu > Access control > Access to CAl function
It can be selected whether the access to the calibration menu is restricted or not.
Change menu-PIN
Main menu > Access control > Change Menu-Pin
The access to the menu can be restricted by entering or changing the personal identification
number (PIN). No PIN will be checked if 0000 is entered.
The default setting for the Pin is 0013.
Refer to Numerical entries for the description of the entry.
Calibration
Introduction
The ELD500 can be calibrated in two different ways:
Internal calibration by means of a built-in test leak
or
external calibration by means of an additional test leak which then is attached to the inlet
port or the component under test.
Softkey 6: Zero at FINE
When reaching the FINE mode and leak rate falls below trigger level 3 the ZERO function is
started automatically.
Softkey 7: Enable
Softkey ZERO is selectable. Default setting.
Softkey 3: Off
The calibration function is only available at the main menu. If the Menu-PIN (See Change
menu-PIN) is activated, this PIN is required to start a calibration. Default setting.
Softkey 5: ?
Help text
Softkey 7: ON
The calibration function is available at the main menu and in standby and the measure
mode.