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Quincy

Refrigerant compressed air dryers

QED-300, QED-600, QED-450, QED-250, QED-350, QED-500

Instruction book

Summary of Contents for QED-300

Page 1: ...Quincy Refrigerant compressed air dryers QED 300 QED 600 QED 450 QED 250 QED 350 QED 500 Instruction book ...

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Page 3: ...e or copying of the contents or any part thereof is prohibited This applies in particular to trademarks model denominations part numbers and drawings This instruction book is valid for CE as well as non CE labelled machines It meets the requirements for instructions specified by the applicable European directives as identified in the Declaration of Conformity 2011 11 No 2920 7103 90 www quincycomp...

Page 4: ... CONDENSATE DRAIN SYSTEM 15 3 Controller 17 3 1 INFOLOGIC CONTROLLER 17 3 2 CONTROL PANEL 18 3 3 ICONS AND SYMBOLS USED ON THE DISPLAY 18 3 4 MAIN SCREEN 20 3 5 SCROLLING THROUGH ALL SCREENS 20 3 6 CALLING UP AMBIENT TEMPERATURE 23 3 7 DIGITAL INPUTS 23 3 8 CALLING UP RUNNING HOURS 24 3 9 CALLING UP MOTOR STARTS 24 3 10 CALLING UP MODULE HOURS 24 3 11 CALLING UP RESETTING THE SERVICE TIMER 25 3 12...

Page 5: ...3 24 ACTIVATING PASSWORD PROTECTION 34 3 25 SELECTION BETWEEN FLEXIBLE ALARM AND FIXED ALARM 35 3 26 CALLING UP MODIFYING FIXED DEW POINT ALARM SETTING 35 3 27 CALLING UP MODIFYING FLEXIBLE DEW POINT ALARM SETTING 35 3 28 CALLING UP MODIFYING THE LOW DEW POINT SETTING 36 3 29 CALLING UP MODIFYING HIGH AMBIENT TEMPERATURE SETTING 37 4 Installation 38 4 1 DIMENSION DRAWINGS 38 4 2 INSTALLATION PROPO...

Page 6: ...ing 53 8 Technical data 57 8 1 SETTINGS OF FUSES 57 8 2 REFERENCE CONDITIONS AND LIMITATIONS 57 8 3 AIR DRYER DATA 58 9 Pressure equipment directives 60 10 Declaration of conformity 61 Instruction book 4 2920 7103 90 ...

Page 7: ... trained specialized personnel 5 The dryer is not considered capable of producing air of breathing quality To obtain air of breathing quality the compressed air must be adequately purified according to the applicable legislation and standards 6 Before any maintenance repair work adjustment or any other non routine checks stop the dryer press the emergency stop button switch off the voltage and dep...

Page 8: ...rolled machines shall take adequate precautions to ensure that there is no one checking or working on the machine To this end a suitable notice shall be affixed to the starting equipment 10 Air cooled machines must be installed in such a way that an adequate flow of cooling air is available and that the exhausted cooling air does not recirculate to the inlet 11 The electrical connections must corr...

Page 9: ... g to carry out routine checks Wear ear protectors when removing a panel 7 People staying in environments or rooms where the sound pressure level reaches or exceeds 90 dB A shall wear ear protectors 8 Periodically check that All guards are in place and securely fastened All hoses and or pipes inside the machine are in good condition secure and not rubbing There are no leaks All fasteners are tight...

Page 10: ... source with open flame for inspecting the interior of a machine pressure vessel etc 14 Make sure that no tools loose parts or rags are left in or on the machine 15 All regulating and safety devices shall be maintained with due care to ensure that they function properly They may not be put out of action 16 Before clearing the machine for use after maintenance or overhaul check that operating press...

Page 11: ...pply to machinery processing or consuming air or inert gas Processing of any other gas requires additional safety precautions typical to the application which are not included herein Some precautions are general and cover several machine types and equipment hence some statements may not apply to your machine Instruction book 2920 7103 90 9 ...

Page 12: ... point This causes the water to condense The condensate is automatically drained The dried air is warmed up before leaving the dryer An Infologic controller controls and protects the dryer QED 250 up to QED 600 general view Reference Designation AO Dry air outlet AI Wet air inlet ER1 Infologic controller Instruction book 10 2920 7103 90 ...

Page 13: ...D 600 side view The front panel and the side panel can be removed for service operations Reference Designation 1 Supply cable passage Dm Manual drain valve Da Automatic drain connection Instruction book 2920 7103 90 11 ...

Page 14: ... 250 up to QED 600 internal view Reference Name 1 Compressor 2 Condenser 3 Heat exchanger 4 Condenser fan 5 Hot gas bypass valve 6 Capillary tube 7 Refrigerant dryer filter Instruction book 12 2920 7103 90 ...

Page 15: ... The air then flows through heat exchanger evaporator 2 where the refrigerant evaporates causing the air to be further cooled to close to the evaporating temperature of the refrigerant More water in the air condenses The cold air then flows through separator 3 where the condensate is separated from the air The separator is integrated in the heat exchanger evaporator The condensate collects in the ...

Page 16: ...gerant dryer filter 8 Capillary 9 Electronic condensate drain 10 Liquid separator 11 Cooling fan Dm Manual drain valve Operation The liquid separator 10 ensures that only refrigerant enters the compressor Compressor 4 delivers hot high pressure refrigerant gas which flows through condenser 6 where the refrigerant condenses The liquid refrigerant flows through dryer filter 7 to the capillary tube 8...

Page 17: ...nder partial or no load the evaporator pressure drops to 7 3 bar e 105 8 psig the bypass regulator 5 opens and hot high pressure gas is fed to the evaporator circuit to prevent the evaporator pressure from dropping any further 2 4 Condensate drain system Description Electronic water drain The dryers are equipped with an electronic water drain EWD The condensate from the condensate trap accumulates...

Page 18: ...valve will make a short forced opening every three hours LED L2 indicates an alarm situation The test button can be used in three different ways When it is pressed during normal operation it starts a manual drain test When it is pressed during an alarm it resets the control logic By pressing it for at least five seconds the self diagnosis routing will be started This function is very useful when t...

Page 19: ... when required Allows selection of the control mode See section Calling up modifying dryer regulation mode In order to control the dryer and to read and modify programmable parameters the controller has a control panel provided with LED s indicating the status of the dryer A display indicating the operating conditions or a fault Keys to control the dryer and to access the data collected by the con...

Page 20: ...s switched on 8 Service symbol 9 LED Service Is lit when service is needed 10 Start button This button starts the dryer Automatic operation LED 3 lights up The Infologic is operative 11 Stop button This button is used to stop the dryer Automatic operation LED 3 goes out 12 Scroll buttons Use these buttons to scroll through the menu 13 Enter button Use this button to confirm the last action 14 Esca...

Page 21: ...mer is active Service Service required Units Temperature unit Temperature unit Hours The value shown must be multiplied by 1000 to get the actual value Other icons Motor Drain Flow switch on energy saving mode off Energy saving mode on flow switch off Energy saving mode on and flow switch on Ambient temperature Dew point temperature Instruction book 2920 7103 90 19 ...

Page 22: ...r icon is displayed during a programmed time After this period the timer icon disappears again 3 5 Scrolling through all screens Scroll buttons Scroll buttons 12 can be used to scroll through all screens The screens are divided into register screens measured data screens digital input screens numbered as d in d 1 parameter screens numbered as P 1 P 2 protections screens numbered as Pr 1 and test s...

Page 23: ...ce timer settings P 5 Setting of the temperature unit See section Calling up Modifying unit of temperature P 6 Setting of the pressure unit See section Calling up Modifying unit of pressure P 7 Function Automatic restart after voltage failure See section Activating automatic restart P 8 Setting of dryer regulation mode See section Calling up modifying dryer regulation mode P 9 Flow switch See sect...

Page 24: ...f Description 1 Dew point main screen 13 Temperature unit 2 Ambient temperature 14 Pressure unit 3 Digital input status 15 Auto restart function 4 Running hours 16 Dryer regulation mode 5 Motor starts 17 Flow switch setting 6 Module hours 18 Password setting 7 Service timer reading 19 Alarm options Instruction book 22 2920 7103 90 ...

Page 25: ... the ambient temperature is 25 C 77 F This temperature is used by the regulation algorithm to calculate a safe dew point in the energy efficient mode see section Calling up modifying dryer regulation mode 3 7 Digital inputs Status of digital inputs Starting from the Main screen press Scroll button 12 until d In is shown and then press the Enter button 13 A screen similar to the following appears T...

Page 26: ...or in x1000 hrs hours x 1000 In above example the screen shows the dryer has been running during 100 hours 3 9 Calling up motor starts Calling up motor starts This screen shows the number of motor starts x 1 or if x1000 lights up x 1000 In the above example the number of motor starts is 10100 3 10 Calling up module hours Calling up module hours Starting from the Main screen press Scroll button 12 ...

Page 27: ... Service warning A service warning will appear when the service timer has reached the programmed time interval See section Calling up modifying service timer settings If the service timer exceeds the programmed time interval alarm LED 5 will light up Stop the compressor switch off the voltage and carry out the required service actions See section Maintenance instructions After servicing reset the ...

Page 28: ...reen with dew point temperature warning In the example shown the dew point is 20 C 68 F and the dew point icon is flashing If the dew point becomes normal again the alarm will disappear High ambient temperature alarm If the ambient temperature is higher than the programmed value default value 50 C 122 F see section Calling up modifying high ambient temperature setting during at least 25 seconds bu...

Page 29: ...ppear as soon as the warning condition disappears 3 13 Shut down Description The dryer will shut down In case the dew point temperature gets below 0 5 C 31 1 F delay 30 s In case the ambient temperature is higher than 60 C 140 F delay 60 s In case of a problem with one of the temperature sensors Alarm LED 5 will light up and the related icon dew point or ambient temperature starts flashing The dry...

Page 30: ...LAN control To change press Enter button 13 and if necessary enter the password see section Activating password protection The actually selected control mode is blinking Use Scroll button 12 to change the control mode Press Enter button 13 to program the new control mode or press Escape button 14 to cancel 3 15 Calling up modifying CAN address control Calling up Starting from the main screen press...

Page 31: ...ied Change the function to OFF to change the node ID It is also possible to change the channels The controller has 4 channels When changing the channels the controller can act as a Mk IV controller a previous version of the controller To set the channels go to the screen where the node ID is visible Press the Scroll button down 12 The following screen appears Press the Enter button 13 to modify th...

Page 32: ... Enter button 13 to modify it to OFF Use the Scroll buttons Up or Down 12 to scroll between the items in this list IP for IP address Sub for Subnetmask or GAtE for Gateway Modification Press the Enter button 13 and if necessary enter the password The first digits are blinking Use the Scroll buttons Up or Down 12 to modify the settings and press Enter 13 to confirm Modify the next digits the same w...

Page 33: ...s Press Enter button 13 to modify this value a password may be required the value starts blinking Use the Scroll buttons 12 to modify the setting Press Enter button 13 to program the new value Press Escape button 14 to return to the parameter screen 3 18 Calling up modifying the unit of temperature Calling up modifying unit of temperature Starting from the Main screen press Scroll button 12 until ...

Page 34: ...ryer regulation mode Description The dryer has two regulation modes Regular mode The dryer achieves the lowest possible dew point Energy efficient mode The dryer will regulate the dew point between the best achievable dew point and a safe dew point Calling up modifying dryer regulation mode Starting from the Main screen press arrow key 12 until P 8 is shown and then press enter key 13 the actual d...

Page 35: ... and then press Enter key 13 the actual flow switch setting is shown StOP flow switch function is active or OFF flow switch function is not active Press Enter key 13 to modify this value a password may be required the value starts blinking Use arrow keys 12 to modify the setting Press Enter key 13 to program the new value and use Escape key 14 to return to the parameter screen The option StbY is n...

Page 36: ...ice timer and control mode settings can be protected by a password Starting from the Main screen Press Scroll buttons 12 until P 10 is shown and press Enter button 13 Password PASS appears on the screen Press the Enter button 13 The screen shows the password status ON On or OFF OFF Press Enter button 13 to modify Change the value with Scroll buttons 12 Select On and press Enter button 13 Enter the...

Page 37: ... is blinking Use Scroll button 12 to change the alarm mode Press Enter button 13 to program the new alarm mode Press Escape button 14 to return to the parameter screens 3 26 Calling up modifying fixed dew point alarm setting Calling up modifying fixed dew point alarm setting Starting from the Main screen press Scroll button 12 until P 12 is shown and then press Enter button 13 the actual setting o...

Page 38: ...odifying the low dew point setting Calling up modifying the low dew point setting In protection parameter set Pr 2 the Low dew point alarm level AL L and the Low dew point shutdown level Sd L can be set Both values are adjustable between 0 5 C 31 1 F and 0 1 C 31 82 F Starting from the Main screen press Scroll button 12 until Pr 2 is shown and then press Enter button 13 AL L is shown Press Enter b...

Page 39: ... 95 F and 60 C 140 F Starting from the Main screen press Scroll button 12 until Pr 3 is shown and then press Enter button 13 AL H is shown Press Enter button 13 the programmed value starts blinking Use the Scroll buttons 12 to modify Press Enter button 13 to confirm the new value and press Escape button 12 to return to previous screen From the screen where AL H is shown use the Scroll buttons 12 t...

Page 40: ...4 Installation 4 1 Dimension drawings QED 250 and QED 300 dimension drawing Instruction book 38 2920 7103 90 ...

Page 41: ...D 350 up to QED 600 dimension drawing Reference Name 1 Main supply electrical cable gland M25 2 Manual drain 3 Automatic drain 4 Cooling air flow 5 Air inlet 6 Air outlet Instruction book 2920 7103 90 39 ...

Page 42: ...4 2 Installation proposal Installation proposal QED 250 and QED 300 Instruction book 40 2920 7103 90 ...

Page 43: ...Installation proposal QED 350 up to QED 600 Text on drawings Instruction book 2920 7103 90 41 ...

Page 44: ... 3 Make sure that no dirt particles e g coming from corrosion in the compressed air network can enter the dryer These particles may be harmful to the dryer s heat exchanger and the condensate drain 4 It is recommended to install bypass pipes over the dryer with bypass valves in order to isolate the dryer during service operations without disturbing the compressed air delivery 5 Power supply cable ...

Page 45: ... 3 Check the fuses and the setting of the overload relay See section Settings of fuses 4 On single phase units connect the power supply cables to terminals L1 L2 of terminal strip 1X0 5 On three phase units connect the power supply cables to terminals L1 L2 L3 of terminal strip 1X0 6 Connect the earth conductor to earth bolt 1X3 Electrical diagram for single phase units Instruction book 2920 7103 ...

Page 46: ...e units Typical designations used in the electrical diagrams Reference Designation 1 Customer s installation 2 Flow switch 3 Alarm EWD 4 Remote start stop B1 Electronic drain 1X0 6 Terminals F1 6 Fuses Instruction book 44 2920 7103 90 ...

Page 47: ...hase sequence relay K5 Auxiliary relay alarm functions M1 Compressor M2 Fan motor PSHH13 High pressure switch PSR12 Fan switch S1 Remote start stop S2 Flow switch X209 Connector 4 4 Pictographs Pictographs Reference Description 1 Dryer outlet 2 Dryer inlet 3 Automatic condensate drain 4 Warning switch off the voltage depressurise the compressor and read the instruction book before carrying out mai...

Page 48: ...Reference Description 5 Warning voltage 6 Information label refrigerant Contains fluorinated greenhouse gases covered by the Kyoto Protocol Instruction book 46 2920 7103 90 ...

Page 49: ... 2 Initial start Procedure Control panel Step Action 1 A few minutes before starting the main supply to the dryer must be switched on to initialize the Infologic and the flow switch 2 Press start button 10 After a few seconds the dryer is started Three phase units are provided with a phase sequence relay When the dryer does not start switch off the voltage and reverse two incoming electric lines I...

Page 50: ...and the flow switch to initialize 2 If installed close the dryer bypass valve and the dryer outlet valve customers installation 3 Open the dryer air inlet valve customers installation and pressurize the dryer 4 Press start button 10 After a few seconds the dryer is started 5 Approximately 5 minutes later open the dryer air outlet valve customers installation 6 Approximately 10 minutes later the de...

Page 51: ...e display of the control panel The pressure dew point will deviate from nominal if the air inlet conditions or volume flow differ from nominal That condensate is discharged The amount depends on the operating conditions 5 5 Stopping Control panel Control panel Instruction book 2920 7103 90 49 ...

Page 52: ... 1 Close dryer inlet and outlet valves customer s installation 2 Press stop button 11 The dryer stops Voltage on LED 4 remains lit Leave the voltage on if the dryer has to remain on stand by Instruction book 50 2920 7103 90 ...

Page 53: ...s can reach a temperature of 110 C 230 F Therefore wait until the dryer has cooled down before removing the panels Before starting any maintenance or repair work switch off the voltage and close the air inlet and outlet valves Mind the sharp edges of the fan blades in case the condenser fan needs to be replaced The use of hand protection is a requisite Local legislation Local legislation may stipu...

Page 54: ... off the supply voltage Remove the front service panel Remove dust from the condenser surface using a vacuum cleaner Clean the condenser by blowing compressed air from outside to inside Keep the compressed air nozzle more than 30 cm away from the condenser to avoid damaging of the condenser fins Remove dust from inside the dryer e g with vacuum cleaner Close the front service panel Start up the dr...

Page 55: ...xceeded Reduce air flow Shortage of refrigerant Have circuit checked for leaks and have the refrigerant circuit recharged Condition Fault Remedy Condenser pressure too high or too low Fan control switch out of order Replace Fan or fan motor out of order Check fan fan motor Ambient temperature too high Check and correct If necessary draw cooling air via a duct from a cooler place or relocate the dr...

Page 56: ...rm visible red light and blinking drain icon Condition Fault Remedy Drain alarm No pressure in the air net Error disappears when the pressure in the air net is restored Drain was not able to drain all the water Push drain button manually When this occurs frequently the drain should be replaced No voltage supply to the drain Check and correct supply to the drain Condition Fault Remedy Phase sequenc...

Page 57: ...ring K12 1 K12 3 Condition Fault Remedy High pressure switch has shut down the dryer Condensing pressure too high Push the small button of the high pressure switch Clean condenser Improve ventilation of the cooling air Condition Fault Remedy Dew point alarm Dew point sensor in wrong position or defective Place the sensor in the correct position or replace it Electronic condensate drain Condition F...

Page 58: ...low the minimum pressure Ensure there is the minimum pressure The drain filter is blocked by dirt Open the manual drain valve to clean the drain filter The feed and or outlet line is shut off or blocked Check the feed line and the outlet line Wear Order the wear kit and substitute all the parts included The control Printed Circuit Board PCB of the drain is defective Replace the complete drain Both...

Page 59: ...ions Unit 60 Hz Compressed air inlet pressure bar e 7 Compressed air inlet pressure psig 101 53 Compressed air inlet temperature C 38 Compressed air inlet temperature F 100 4 Ambient temperature C 38 Ambient temperature F 100 4 Relative humidity at inlet 100 Pressure dew point C 4 Pressure dew point F 39 2 Cooling air inlet temperature C 38 Cooling air inlet temperature F 100 4 Limits Unit 60 Hz M...

Page 60: ...al power consumption including cooling fan 60 Hz kW 1 5 1 5 2 3 Total power consumption including cooling fan 60 Hz hp 2 28 3 22 3 08 Refrigerant type R410a R410a R410a Refrigerant charge approx kg 0 86 0 86 0 92 Refrigerant charge approx lb 1 90 1 90 2 03 Dryer mass approx kg 170 170 185 Dryer mass approx lb 375 375 408 Air dryer type Units QED 450 QED 500 QED 600 Volume flow at dryer inlet 60 Hz...

Page 61: ...Air dryer type Units QED 450 QED 500 QED 600 Dryer mass approx kg 197 197 197 Dryer mass approx lb 434 434 434 Instruction book 2920 7103 90 59 ...

Page 62: ...han or equal to category II Dryer type Part number Description PED Class QED 250 up to QED 600 1089 9139 14 High pressure switch IV QED 250 and QED 300 1624 2274 00 Heat exchanger II QED 350 1624 2275 00 Heat exchanger II QED 450 up to QED 600 1624 2276 00 Heat exchanger II Overall rating The dryer is conform to PED category II Instruction book 60 2920 7103 90 ...

Page 63: ...claration of conformity Typical example of a Declaration of Conformity document 1 Contact address Quincy Compressor 701 North Dobson Avenue Bay minette AL 36507 United States Instruction book 2920 7103 90 61 ...

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Page 66: ...No 2920 7103 90 2011 11 Printed in Belgium Performance You Demand Reliability You Trust www quincycompressor com ...

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