Labotek Desiccant Flex Dryer Manual Download Page 17 | Manualshive

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Labotek Desiccant Flex Dryer Manual Download Page 17

Rev. 01

Desiccant Flex Dryer DFD

Side 16 af 40

Normal operations

4-5 seconds after the machine is turned on, the screen will show the operating menu.

5.1.1 Operating menu

Lock /Unlock-button

. The button must be green before any of the other buttons can be

operated. A short push on the button will allow operation of the Start/Stop and Alarm
buttons.
A longer push (minimum 3 seconds) will allow operation of the SET button (indicated
by green icon).

Start/stop-button

: Starts and stop the entire machine.

Attention!
When the machine is switched off, conveying and heating elements stop immediately.
Motors for drying and regeneration will continue to run for 5 min. for cooling the
heating elements and then stop

SET-menu

: In order to change the operating parameters in the Setup menu, the

Open/Close button must be depressed a minimum of 3 seconds. Thereafter the Set
button will change colour from red to green.

Touching the SET button will bring forth the Setup menu.

Alarm info:

In case of an operating alarm, this button will become visible. A short

touch on the button will display the alarm status.

Lock / Unlock

Setup menu

Alarm info

Start / Stop

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Summary of Contents for Desiccant Flex Dryer

Page 1: ...MANUAL Desiccant Flex Dryer DFD Serial No ISO 08 01 02 39 GB LT nr 986408 Rev 01 Maskine indeks...

Page 2: ...0 INSTALLATION OPERATION 12 4 1 Packing and transport 12 4 2 Installation connection 12 OPERATING THE SYSTEM 14 5 1 Operating LAB DRY 14 6 0 TROUBLESHOOTING 29 6 1 Machine gives en error message 30 7...

Page 3: ...with the requirements described in this manual Moreover the owner or person must ensure that all safety procedures concerning the installation are adequate and meet with local regulations The apparat...

Page 4: ...ed system and is fitted with two desiccant beds to dehumidify the air before use One of the desiccant beds will always be operative in the drying cycle while the other bed will be regenerating or in s...

Page 5: ...perature before it is recirculated through the desiccant bed to ensure optimal adsorption Desiccant air blower 10 Recirculates the drying air to the DH hoppers continuously Fresh air filter 11 Filters...

Page 6: ...it to the heating element for regeneration 4 where the air temperature is increased to approx 180 C The moisture adsorbed in the desiccant bed is evaporated and is forced into the ambient air in the...

Page 7: ...Rev 01 Desiccant Flex Dryer DFD Side 6 af 40 2 6 Certificates 2 6 1 IQ Net Certificate...

Page 8: ...Rev 01 Desiccant Flex Dryer DFD Side 7 af 40 2 6 2 ISO Certificate...

Page 9: ...er motor drying 3 phase 50 60 Hz kW 1 5 1 9 1 5 1 9 3 4 4 Air volume m3 h 50 60 Hz 100 120 150 180 200 240 Air Pressure mm WS 2400 2880 2400 2880 2400 2880 Blower motor regeneration 3 faset 50 60 Hz k...

Page 10: ...r 140 C The second letter states the machine index in other words the current version Str bjergvej 29 DK 3600 Frederikssund Denmark Tel 45 48 21 84 11 Fax 45 48 21 80 00 www labotek com Type Model no...

Page 11: ...Rev 01 Desiccant Flex Dryer DFD Side 10 af 40 3 3 Dimensioned drawings R1877 A B C E DFD 100 660 1600 660 720 DFD 150 660 1600 660 720 DFD 200 660 1600 660 720 All measurements are in mm...

Page 12: ...rid 2 60 70 70 105 140 SAN Styrol Acrylnitril 2 80 70 105 140 SB Styrolbutadien PS slagfast 2 80 70 105 140 See capacity table for desiccant dryers concerning recommended drying times or ask the suppl...

Page 13: ...air is displayed at the air outlet pipe A warning of the danger of burns is displayed on the heating element on the DH hoppers Warning The return air pipe 16 may be hotter than 60 C at very high dryin...

Page 14: ...or water supply 1 2 RG max 8 Bar Where a pneumatic slide valve optional is fi tted under the DH hoppers HT LT models are fitted with a cooler which needs connection to water Water inlet 27 and water o...

Page 15: ...l 2 for readout of operating status alarm messages and input of operating parameters 5 1 Operating LAB DRY DFD is controlled via the MP based control unit s colour touch screen 2 The touch screen show...

Page 16: ...rgy consumption Attention LAB DRY contains control programs for several machine types It is therefore important the correct machine type be chosen and its icon shows in the lower right hand corner of...

Page 17: ...s and stop the entire machine Attention When the machine is switched off conveying and heating elements stop immediately Motors for drying and regeneration will continue to run for 5 min for cooling t...

Page 18: ...mer start The green dots on various areas of the menu are activation buttons that allow a change in the parameter of the specific area machine On DFD without options installed there will be green spac...

Page 19: ...rized changes In the password menu enter the default Password 2404 and press Enter Thereafter the screen will show the options and general parameters Numerical values to allow entering of 4 digit pass...

Page 20: ...the max process air temperature is entered in set up menu via parameter setting OFF ON choice of the return air cooler with regulating of the max return air temperature Parameter for the return air te...

Page 21: ...if this feature is activated When the external start is used the button on the operating screen will turn green The normal off on button will be green and have a black circle and line through it In th...

Page 22: ...ng of the process air temperature to DH hoppers Required implementation of Pt 100 sensor for use option If the selected alarm limit temperature is exceeded the blower of dry air and DH hoppers stop UP...

Page 23: ...oling of the process air to DH hoppers This required implementation of cooler and solenoid valve to apply the option UP DOWN These buttons allow access to select the regulated max process air temperat...

Page 24: ...eturn air temperature from the DH hoppers This required implementation of cooler and solenoid valve to apply the option UP DOWN These buttons allow access to select the regulated max return air temper...

Page 25: ...date year Startup time runs with 10 min interval UP DOWN Adjusts the desired start time Example Actual time Friday 16 00 hours The machine has been turned off on the operating panel Desired start Mond...

Page 26: ...et Time Proceed with the same steps as calendar setting When the set time button is push the actual current time will be shown and blink The time can now be changed When finished press enter to save S...

Page 27: ...A critical alarm will stop the machine or part of the machine depending on the alarm type Non critical alarm Show a blinking alarm triangle on the operating panel A non critical alarm warns of potent...

Page 28: ...Rev 01 Desiccant Flex Dryer DFD Side 27 af 40 Operating menu Alarm info Troubleshooting guide The text shows the most common faults and their remedies ESC Brings you back to Alarm info ESC...

Page 29: ...Rev 01 Desiccant Flex Dryer DFD Side 28 af 40 5 1 6 Menu system...

Page 30: ...nt Flex Dryer DFD Side 29 af 40 6 0 TROUBLESHOOTING On every error check restart it is recommended to check Connection voltage Fuses 6F1 3 Hose connections Cable connections and the settings for the L...

Page 31: ...ss air cooler 02 Motor regeneration failure Stop regeneration 03 Phase relay out Shuts down the machine 04 Directional valve position Shuts down the machine 05 Regeneration valve position Message only...

Page 32: ...n processed e g regrinds we recommend cleaning the filter every day b The fresh air filter 11 should be cleaned once a month c The regeneration air cooler 15 and the ventilator should be cleared once...

Page 33: ...ose dust and granules d Clean the filter using compressed air or replace it if necessary e Replace the filter 7 3 Cleaning checking the regeneration cooler a Stop the machine by turning the power swit...

Page 34: ...and disconnect the main supply 2 Remove the side plates 3 Remove the cables from the control in terminal block 30 on the desiccant bed assembly 1 Mark the cables to facilitate correct re assembly 4 Lo...

Page 35: ...istors in the terminal box 143 2 Remove the tension rod 133 that runs between the two valve units 20 and 21 To remove the tension rod dismount the locking rings 134 on the toggle joints 135 3 Remove t...

Page 36: ...ing X between the middle axles 141 on the valve units 4 Adjust the tension rod 133 before fitting it by screwing the toggle joints 135 The centre spacing Y between toggle joints 135 is calculated set...

Page 37: ...rods are turned to the neutral position least possible tension on the spring R1115_R01 3 Remove the tension rod 133 that runs between the two valve units 20 and 21 To remove the tension rod dismount t...

Page 38: ...ll 175 lower regeneration ball outer high heat resistance soft 6 Fit the new balls 175 and 176 and the discs 177 on the axles using the split pins 174 7 Clean off the packing surfaces of any old packi...

Page 39: ...unscrewing the screws 4 Remove all the cables from microswitches 22 and 23 5 Remove the defective motor for the change over valve 59 by unscrewing the two screws 6 Fit the new motor 59 and tighten the...

Page 40: ...he front plate In order to remove one of the blowers it is necessary to remove the front plate to gain access to the screws securing the blowers 1 Disconnect the control cables and remove the cover of...

Page 41: ...m the flange 3 Remove the cables in terminal block 68 on the desiccant air blower 10 4 Unscrew the 3 screws 72 and lift out the blower 5 Remove flange pipe and clean any old packing material from its...

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