I Pag 1 Microchiller 2. I Pag 2 I Pag 3 Information on the display.
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Transcript of I Pag 1 Microchiller 2. I Pag 2 I Pag 3 Information on the display.
I Pag 1
Microchiller 2
I Pag 2
I Pag 3
Information on the display
I Pag 4
Information on the display
I Pag 5
General features
The principle functions are as follows: · Control of the ambient air temperature
· Fan condenser speed control
· Serial line connection for supervision
· Programmable automatic restart after re-establishment of power supply
· Remote start-up/shut down of the unit
I Pag 6
Description and functions of the buttons
I Pag 7
Description and functions of the buttons
I Pag 8
Description and functions of the buttons
I Pag 9
Example (changing parameters)
I Pag 10
Alarms descriptions
I Pag 11
Alarms descriptions
I Pag 12
Alarms descriptions
I Pag 13
Menu structure
I Pag 14
Parameters list
Type: A = Analogic variable I = Integer variableD = Digital variable
Symbols Parameter and Description Min Max Default / Modify M.U. Type STD SE E2P
Probe Type B1Probe Type B2Probe Type B3Probe Type B4Probe Type B5 (expansion)Probe Type B6 (expansion)Probe Type B7 (expansion)Probe Type B8 (expansion)Minimum value voltage inputMaximum value voltage input
Pressure minimun valuePressure maximum valueB1 Probe CalibrationB2 Probe CalibrationB3 Probe CalibrationB4 Probe CalibrationB5 Probe Calibration
I Pag 15
Parameters list
B6 Probe CalibrationB7 Probe CalibrationB8 Probe CalibrationDigital filterInput limitingMeasure unitAntifrost alarm set point / Outlet Limit
Antifrost alarm differential / low room temp
Antifrost alarm bypass time / low room temp during winter switch onAntifrost reheat element SetAntifrost reheat element differential / dirty filtersReheat element probeAntifrost alarm limit set
Reheat element set during heatingReheat element differential during heatingAntifrost automatic switch onReheat element 2 set during heatingDelta T set for dirty filtersProbe selection to see on displayB1 read valueB2 read valueB3 read valueB4 read value
I Pag 16
B5 read valueB6 read valueB7 read value
B8 read valueEvaporator temperature Driver 1Evaporator pressure Driver 1Superheating driver 1Superheating driver 2Valve position driver 1
Evaporator temperature Driver 2Evaporator pressure Driver 2Superheating Driver 2Saturation temperature driver 2Valve position driver 2Temperature probe, external exchanger outlet c1Temperature probe, external exchanger outlet c2Terminal probe
Parameters list
I Pag 17
Parameters list
Minimum time switching onMinimum time switching offDelay between 2 switching on of the sameCompressorSwitching on delay of 2 compressorsSwitching off delay of 2 compressorsSwitching on delayCompressor switching on delay afterPump /fan switching onfan switching off delay aftercompressor switching offMaximum time functioning tandem compressor
Hourcounter compressor 1Hourcounter compressor 2Hourcounter compressor 3Hourcounter compressor 4Functioning hourcounter threesholdEvaporator pump / fan1 hourcounterCondenser pump / fan 2 hourcounter
Minimum time between 2 pumps switching onMinimum time pump functioningAntifrost functioning
Antifrost mode
I Pag 18
Fan outlet enableFans functioning mode
Minimum voltage threeshold for triac
Maximum voltage threeshold for triacMinimum pressure speed in summer mode
Temperature set speed in summer mode
Max pressure speed in summer mode
Max speed differential in summer mode
Fan Switch off pressure
Fan switch off differential
Parameters list
I Pag 19
Unit model
Number of ventilating circuits Numbers of evaporators
Number of compressor each circuit
Outlet fan mode
Parameters list
Digital input Summer/WinterDigital input on/off
Microchiller 2 net configurationTouchpad block
Serial address
Output mode (table)Partialisation logicPump down activation
Pump down minimum pressurePump down maximum pressureAuto tuning activation
I Pag 20
Parameters list
Flow delay after unit start up
Flow delay in normal functioning
Low pressure delay after compressor on
Partialisation of compressor in high low press
Alarms restore
Summer Winter logic
Low pressure alarm with pressure probes
Digital input 1 selection
Digital input 2 selection
Digital input 6 selection
Digital input 7 selectionDigital input 10 selection
Low pressure alarm selectionHigh temperature alarm set
High temp alarm delay after start upHigh pressure alarm set
Low temperature alarm set
I Pag 21
Parameters list
Low temperature alarm set
Summer differentialWinter set point
Winter differential
Compressors rotation
Regulation / compressor use Type
Dead zone differential
Maximum time activation output controlMinimum time activation output controlMaximum time deactivation output control
Minimum time deactivation output controlDifferential deactivation compressors
Summer minimum set
Summer maximum set
Winter minimum set
Winter maximum set
I Pag 22