TP Software User Manual
www.ismacontrolli.com
DMP253en | 1st Issue rev. 0 | 04/2022
page 13 of 49
•
•
•
•
•
•
•
•
•
•
•
•
•
Idle Mode Settings
BACKLIGHT_LCD_IDLE:
contains
a value of the LCD display brightness in the idle mode
(expressed in %). The default value is 40%.
Modbus register: 40208;
BACnet object: AO4, property: Present Value.
BACKLIGHT_LCD_TIME_TO_STANDBY:
allows
to set the time, after which the LCD display
goes from the idle mode to standby (expressed in seconds). The default value is 5
seconds.
Modbus register: 40211;
BACnet object: AO7, property: Present Value.
Standby Mode Settings
BACKLIGHT_LCD_STANDBY:
contains
a value of the LCD display brightness in the standby
mode (expressed in %). The default value is 0%.
Modbus register: 40209;
BACnet object: AO5, property: Present Value.
The panel stays in the standby mode until next user interface interaction.
Current Display Brightness
BACKLIGHT_LCD:
contains
a current display illumination value.
Modbus register: 30201;
BACnet object: AI1, property: Present Value.
4.2 Keypad
A front panel of the panel is equipped with LEDs that illuminate buttons and other
symbols available on the panel's keypad. The LEDs can be activated or inactivated using
the following parameter or in the iSMA Configurator:
DEVICE_CONFIGURATION, bit
4: KEYPAD_BACKLIGHT_ACTIVE
Modbus register: 40205;
BACnet object: BO4, property: Present Value.
Keypad brightness switches between three illumination modes in time:
active mode;
idle mode;
standby mode.