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4 ON/OFF MENU
This page enables to manage the crucial commands of the uni. Through this win-
dow the user can turn the machine on or o, set the values relative to the setpoints
and, for the units that require it, set the seasonal operating mode.
4.1 MAIN PAGE
— Indicates the setpoint value currently set
— Indicates the current status of the unit. This status can be:
WAIT = Unit waiting for control board start (5 seconds);
ON = Unit active;
OFF from alarm = Unit stopped due to alarm;
Board restart = Unit waiting for start procedure (20 seconds);
OFF from BMS = Unit turned o via command incoming from BMS;
OFF from time = Unit turned o from time setting;
OFF from ID = Unit turned o via digital input (ID1);
OFF from Display = Unit turned o from pressing the key on the touch display (
);
— Indicates the operating mode currently set for the unit;
— Enables to turn the unit on or o (it turns on if the background is green, o if
it is white)
— If the unit is a heat pump, it enables to select the operating mode. Each press
will change the status (blue = cooling, orange = heating). Moreover the active
mode will be indicated in full next to the key;
— It enables to select which setpoint to use on the unit, by selecting it from a drop-
down menu that will contain:
SET1 = enables setpoint 1;
SET2 = enables setpoint 2;
PERIODS = enables operation through the time program (in this case, the button (
) to access the TIME PERIODS page for the relative settings will appear
— It enables to set the value related to SETPOINT1 to be used in cooling mode
— It enables to set the value related to SETPOINT2 to be used in cooling mode
— Enables to access the TIME PERIODS page. This key only appears if the "periods"
option is selected in the eld
— If the unit is a heat pump, the SETPOINT1, to be used for heating, will be dis-
played (and can be set)
— If the unit is a heat pump, the SETPOINT2, to be used for heating, will be dis-
played (and can be set)
4.2 TIME PERIODS PAGE DAILY SETTING
— Indicates the day to which the displayed time settings refer
— Indicates the start times for the time periods (each day can have up to four)
— Indicates the end times for the time periods (each day can have up to four)
— Indicates the action to be associated with each time period (each day can have
up to four); the possible actions can be:
OFF = during the specied time period the system chillers will be o;
SET1 = during the specied time period the chillers will be on with the main set;
SET2 = during the specied time period the chillers will be on with the secondary
set;
4.3 TIME PERIODS PAGE COPY TIME PROGRAMS
FUNCTION
— Indicates the day from which the hourly program will be copied
— Indicates the day to which the hourly program will be copied (taken from the
hourly program of the specied day)
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