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— 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 off via command incoming from BMS;
OFF from time = Unit turned off from time setting;
OFF from ID = Unit turned off via digital input (ID1);
OFF from Display = Unit turned off from pressing the key on the touch display (
C
);
— Indicates the current power value required by the thermostat. The power per-
centage required is represented by the green colour of the bands (each band
indicates a 10% of power)
— They indicate the current values of the following parameters:
Sv.wat.inl. = Evaporator water inlet temperature;
Sv.wat.out. = Evaporator water outlet temperature;
AP = Value read by the high pressure transducer;
BP = Value read by the low pressure transducer;
Evap. = Indicates the status of the pumps on the evaporator (green = On; grey =
Off);
Cond. = Indicates the status of the pump (if installed and managed by the unit
board) on the condenser (green = On; grey = Off);
Comp.1 = Compressor 1 speed percentage value;
— Enables to access the "COMPRESSORS" page (for further information refer to the
later dedicated section)
— Enables to access the "CONDENSER" page (for further information refer to the
later dedicated section)
— Enables to access the "EVAPORATOR" page (for further information refer to the
later dedicated section)
3.4 MAIN FREECOOLING MONITOR - TBA/TBG
— Indicates the Freecooling input temperature
— Enables to access the "COMPRESSORS" page (for further information refer to the
later dedicated section)
— Enables to access the "CONDENSER" page (for further information refer to the
later dedicated section)
— Enables to access the "EVAPORATOR" page (for further information refer to the
later dedicated section)
MAIN MONITOR - COMPRESSORS PAGE
1. Indicates which compressor the page data refers to
2. They indicate the current values of the following parameters:
Off/on = current status of the compressor (green = On; grey = Off);
10
Req./MaxReq. = power level required by the compressor;
Sp.Req. = target speed which the compressor aims at to achieve the request;
Cur.sp.. = current compressor speed;
Min.Sp. = minimum speed value calculated by the compressor per work area;
Max.sp.. = maximum speed value calculated by the compressor per work area;
Pow.req. = power value required by the compressor;
Pow.Aabs. = current power absorbed by the compressor;
Cur.pow. = percentage of power currently supplied;
Voltage = voltage of the compressor;
Current = current absorbed by the compressor;
IGV = opening percentage of the IGV valve;
3. They indicate the current values of the following parameters:
Info = indicates the current status of the compressor, this can be:
— Off: compressor off;
— On: compressor on;
— Repositioning: compressor off repositioning of the IGV valve in progress;
— Al.Turbocor: compressor in alarm;
— Lim.High TGP: Limit for pressing gas temperature;
— Off stable demand: preliminary stage for switching on the new compressor,
the active compressors are required to stabilise at a set speed;
— Off write speed: calculation of the target speed for the new compressor at
start-up, checking the current speeds of the active compressors;
— On start compressor: compressor ready for start-up;
— On stag. valve open: staging valve open;
— On closing stag. valve: staging valve closed;
— Off time between startup: compressor off for minimum switch-off time;
Mode control = indicates the control mode; this mode can be:
— Error: the compressor signals an error condition;
— Calibration mode: compressor in calibration stage (support only);
— Manual mode: compressor active in manual mode (support only);
— Analog mode: not used;
— Modabus mode: compressor active via command of the pCO board;
— Chiller mode: not used;
Status = indicates the current status of the compressor, it can be:
— off: compressor off;
— Locked out state: situation after an alarm has ceased;
— System Resetting: the compressor is in reset stage;
— Ramping Up: the compressor is in start-up stage;
— Partially Closed Vane: the compressor is closing the IGV valve;
— Normal Operation State: the compressor is operating normally;
— Maximum Flow State: the compressor is operating at full speed;
— Minimum IGV% reached: minimum opening of the IGV valve;
— Interlock Open: the compressor is waiting for consent from the pCO board;
— Fault is Active: the compressor is stopped for alarm;
— Inverter temp. High: high temperature of the internal inverter;
— Ready for demand: the compressor is ready;
Temp. cavity = indicates the current cavity temperature;
(1)
Temp. inverter = indicates the current temperature of the internal inverter;
(1)
Temp.SCR = indicates the current temperature of the SCR;
(1)
Temp.mand. = indicates the current temperature of the pressing line;
(1)
Int.temp. = indicates the current intake temperature;
Press.mand. = indicates the current pressure of the pressing line;
(1)
Int.pres. = indicates the current intake pressure;
(1)
Compr.rat. = indicates the current value of the compression ratio;
(1)
Superheat = indicates the overheating value;
(1)
4. They indicate the current values of the following parameters:
(2)
Interlock = current status of consent to compressor operation;
(2)
Inverter solenoid = current status of the inverter solenoid;
(1)
Line high curr. = current status of the compressor power supply;
(3)
Motor high curr. = motor overcurrent control;
(3)
Rotor blocked = rotor lock control;
Bearing alarm = bearing alarm control;
(3)
Generator mode = inertial rotation control after stop;
(3)
Start mode = compressor start-up procedures control;
(3)
Key:
These signals may have one of the following states:
(1)
grey = standard size;
yellow = size in pre-alarm;
red = size in alarm;
These signals may have one of the following states:
(2)
green = load energised;
grey = load in standby;
These signals may have one of the following states:
(3)
grey = standard size;
yellow = non standard size;
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