Global Setup Menu Functions
64
VTM-2400 Installation and Operation Handbook
GPI Output Polarity
There is one GPI output that is associated with a list of alarms. All GPI alarm activation
selections are set to the default OFF until the alarm is enabled. When an alarm is enabled,
the GPI functions according to the GPI OUTPUT POLARITY setting (NORMALLY OPEN,
NORMALLY CLOSED). The default polarity is NORMALLY OPEN.
NORMALLY OPEN
: The contact closure on the GPI board is normally open. When the
contact closure closes, the GPI alarm is activated.
NORMALLY CLOSED
: The contact closure on the GPI board is normally closed. When
the contact closure opens, the GPI is activated.
Unit ID
The unit ID is the identification number of the VTM-2400. It can be set to any number within a
range of 1 to 99 and should be different than the identification numbers of other units in the
same system configuration.
System Setup Menu
The System Setup menu is used to control the system configuration selections.
Panel and Preset Lockout
The Panel Lockout feature is used to disable front panel control until the proper password is
entered. The Preset Lockout feature, located within the Panel Lockout menu, is used to
prevent storing settings in selected presets.
Similar to the Panel Lockout feature, the Preset Lockout is also password protected. When a
user locks a preset configuration into the VTM-2400, it will not be able to be altered until the
password is entered. The Front Panel and Presets are locked and unlocked using the
Password screen, shown in
Figure 4-2
.
NOTE
: The default password is 0-0-0.
Figure 4-2. Enter Password Screen
To lock or unlock the presets or front panel:
NOTE
: Once Front Panel is selected to be locked out, the front panel is locked. Press the
SETUP/ENTER button to enter the password to return to the Setup menu.