Installation, connection and commissioning
39
VMD460-NA_D00001_05_M_XXEN/01.2020
4.9 Commissioning
Initial commissioning
When commissioning the device for the first time you have to:
• Select a language.
• Select a standard (refer to Chapter 6. "Basic programs").
• Set thedate and time.
These settings are necessary before you can make changes in the different menus.
4.10 Tripping circuit test by the system installer
During commissioning, the system installer has to check the correct function of the trip-
ping circuit NS protection/interface switch, as illustrated in the wiring diagram in this
operating manual, consisting of K1/K2 and interface switch 1/interface switch 2.
• Press the test button to activate the interface switches.
• Successful activation must be visualised by the interface switch.
• Contact monitoring of the interface switches (optional, depending on the standard)
Observe the information on recurrent tests on Page 49.
Danger of electric shock!
Improper connection can lead to serious injury to persons or damage to
property!
Prior to commissioning make sure that the device is properly connect-
ed!
The contrast of the LC display can be adjusted to any ambient bright-
ness. Select the contrast ratio from an infinite loop display. Simultane-
ously press and hold down the buttons "INFO" and "MENU" until the
display text is clearly readable. After reaching a black display, the con-
trast setting process starts again with a white display.
When the application standard is changed, the associated factory set-
tings will be loaded. Existing user-defined settings will not be stored
when the application standard is changed.
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