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NWDC

 

IM 26 MAR 2014    © 2014 Novatec, Inc. All Rights Reserved

 

Page 21  

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NWDC IM 26 MAR 2014 

DRYING MATERIAL 

9.1  Initial Dryer Startup 

NOTE:

 Assure voltage and phasing are correct, cooling water is connected 

 (if drying over 225°F) and pickup wand is inserted in material supply.  
Turn main electrical disconnect switch to “ON” position.

 

 

 

Quick Op screen (below) will appear  

 

 

                                            

(Main Electrical Switch 

.  

 

                                  

Press Resin Menu (See details on page 21) and choose resin from list OR press box below  

PROCESS SETPOINT and enter drying temperature. 

 

 
 

 

 

 
 
 
 
 
 

 
 

 
 

Press the OFF button for to 

turn dryer and Process Heater “ON”  

WARNING: 

Always use  

to turn dryer “ON” or “OFF”. 

Repeated use of  E-STOP can cause component failure.

 

  

Only use EMERGENCY STOP in True Emergency Conditions. 

Check Process or Regen blower to ensure they are turning on correct direction per

 arrow. 

If they are not, follow instructions on page 17. 

  

 Press the Hopper Loader icon to start loading material into the hopper. 

 

 While waiting for dryer to reach temperature and achieve-40

°

 dew point,   

  

Press MENU, then DRYER SETUP then Real Time Clock. 

Check and correct the pre-sets.  
Press Gray button to enable changes.

 

Press each button where a change is 
required and keypad will appear.   
 Make entry, then press 

 

after each 

entry. Continue until all fields are 
correct. Enable Daylight Savings 
Correction, if applicable. 

 

Press “Monitor Mode - Press to 
Program” to start clock. 

 

 

Press 

 button, then Auto-Start Menu if 

you want to program automatic Start/Stop 
times for the dryer. 

 

11 

160  

 

Process Heater 

ON/OFF 

Dryer ON/OFF 

-40° 

Содержание NovaWheel NW-100NC-DC

Страница 1: ...ies With NovaTouch Touch Panel PLC MODELS NW 25NC DC through NW 150NC DC CRITICAL INFORMATION Please see Technical Bulletin on Page 2 of this Instruction Manual 2013 NOVATEC Inc All Rights Reserved In...

Страница 2: ...e used under TRUE EMERGENCY conditions Repeated use of EMERGENCY STOP can cause dryer component failure These dryers are intended to be turned ON and OFF on the touch screen control panel by pressing...

Страница 3: ...properly respond to any of your requests Instruction Manual NWDC IM 26 MAR 2014 Model ___________________________ Serial ____________________________ DISCLAIMER NOVATEC Inc shall not be liable for err...

Страница 4: ...amiliarization 14 5 4 SPECIFICATIONS NWDC Dry Convey Series 15 6 FUNCTION CONTROLS 16 6 1 Process Temperature Control Drying Temperature 16 6 2 Regeneration Temperature Control 16 6 3 Process Regenera...

Страница 5: ...ated to the principle that any engineered system will have many elements contributing to the smooth operation of the system and that these must be understood in order that installation and operation c...

Страница 6: ...fic area NOTE All models are shipped with casters installed except the 150 so while the 150 is being supported by the fork lift attach one of the supplied casters under each corner of the frame using...

Страница 7: ...ceiver 1 B Attach Photo Eye Level Sensor to the bracket provided 1 C Connect 115 1 50 60 VAC wiring to twist lock plug supplied 1 A Vacuum Purge Valve Identifying Major Components Vacuum Purge Valve V...

Страница 8: ...ceiver in hole Align inlet stub to face direction from where material will be pulled Fasten the Receiver to the Hopper using the saved x 20 bolts and washers 2 B Place hose clamp over one end of flex...

Страница 9: ...hroat with user supplied bolts 3 B Push one end of the flex hose all the way onto the material inlet stub on the side of the receiver and fasten it securely with a hose clamp supplied 3 C String flex...

Страница 10: ...nnection 4 A See illustration above Turn the Main Disconnect on the electrical panel door to the OFF position lock out the main power source and open the electrical enclosure Per the electrical diagra...

Страница 11: ...ver 225 F The process airstream must be connected to an external cooling coil if the drying temperature is below 170 F Contact Factory for Options 2 6 Compressed Air Connection The touch screen contro...

Страница 12: ...cessors can improve the efficiency of their drying process by adjusting the position of the diffuser cone as described below You are now ready to start the dryer See QuickCard attached to dryer Use bo...

Страница 13: ...s dryer was engineered and designed to effectively remove moisture in the vapor state from hygroscopic plastic resins This process is accomplished by the continuously rotating desiccant wheel and the...

Страница 14: ...vacuum receiver where the material is fed into the drying hopper as needed As the material passes through the drying hopper it is metered through a vacuum takeoff valve to a machine mount vacuum recei...

Страница 15: ...r requirements for Blowback 80 120 psi 5 5 8 3 Bar Based on material bulk density of 38 lb ft3 Model NW 25NC DC NW 50NC DC NW 75NC DC NW 100NC DC NW 150NC DC Max Material Flow Lbs Hr kg hr 25 11 4 kg...

Страница 16: ...Switches PS The air pressure differential across the process filter and the regeneration filter is monitored and the NovaTouch display will alarm and show when a filter needs to be cleaned or replace...

Страница 17: ...dryer component failure Always use to turn dryer ON or OFF 7 2 Checking Electrical Phase Your NOVATEC NWDC Dryer includes Phase Detection This is particularly important for dryers that may be moved ar...

Страница 18: ...nabled or disabled The following options for entering values are available The current value is deleted when you enter the first character Enter the value again Use the and keys to move the cursor wit...

Страница 19: ...F icon Example or an may appear on any screen or in any alarm message This is the indication that there is additional information available By pressing the symbol an information page will appear on th...

Страница 20: ...ghts Reserved Page 20 NWDC IM 26 MAR 2014 8 2 Screen Maps For all operational functions available to processor The NOVATEC screen map defines all of the screens provided for all engineering functions...

Страница 21: ...omponent failure Only use EMERGENCY STOP in True Emergency Conditions Check Process or Regen blower to ensure they are turning on correct direction per arrow If they are not follow instructions on pag...

Страница 22: ...It usually takes 2 4 hours for first hopper load of material to be sufficiently dry for processing Hopper Receiver Screen NOTE If material is flowing too fast or too slowly through hopper receiver usi...

Страница 23: ...21 It can also be accessed by pressing the Convey Menu button on the Dryer Setup screen page 26 Hopper Receiver If you are using the proportioning feature the Hopper Loader screen will be the same as...

Страница 24: ...e the drying temperature shown for any of the pre loaded resins or enter a new resin and drying temperature Press EDIT then one of the Spare buttons Enter the resin name or number then press the dryin...

Страница 25: ...g operations Depress this button to start the dryer This shows the wheel speed it should be between 6 and 12 rph Depress this button to go to the alarm list there is a tutorial there that explains the...

Страница 26: ...important for date time stamps on ALARM messages and to allow Auto Start Stop of the dryer Remember to press Monitor Mode Press to Program to enable changes AND press it AGAIN when changes are comple...

Страница 27: ...p until the correct password is entered If the password is not enabled the screen will appear briefly before continuing to the selected screen This screen is not necessary unless you want to enter val...

Страница 28: ...Hopper Receiver icon on page 19 STEP 8 Press Button for Machine Mount Receiver This screen can also be accessed by pressing and holding the Machine Mount Receiver icon on page 19 3 Load Time Purge Tim...

Страница 29: ...up to show selected items in a LARGE FONT On the Status View all of the system responses can be monitored The display is set on a 5 second loop The can be changed to and the title of that display wil...

Страница 30: ...utton is pressed Alarm messages will appear as a dropdown box on any screen when the Alarm icon is pressed The NOVATEC MENU can be seen by touching the upper LH corner of any other screen It can only...

Страница 31: ...essed their moisture level or any changes in dryer processing rate thereby saving energy and improving performance If there is an extended delay at the process machine it is easier to re set a reduced...

Страница 32: ...they are comparable If they are not Contact NOVATEC Service Department Every 2 weeks Hose Tubing Clamps Check for leaks or holes Tighten or replace as necessary Every 2 months Hopper Gaskets Seals Ch...

Страница 33: ...necessary and re install On 100 and 150 Models Unscrew the black knob remove the filter access cover open wing nut and pull cartridge filter out from housing Replace the filter or clean it with compr...

Страница 34: ...ant rotor is considered a cleanable washable media the preferred method of cleaning is to blow dust out with low pressure compressed air and to reactivate the rotor at a maximum temperature of 380 F 1...

Страница 35: ...not resetting the limit switch reset the limit switch toward the rotor 11 6 Rotor Replacement Desiccant rotor removal is accomplished bas follows 1 Remove the hex nuts on the Top Plate Assy 2 Remove t...

Страница 36: ...al using knife Also remove silicon sealant 3 Clean the plate surface 4 Apply fresh silicon sealant 5 Gently press the seal towards the plate make sure the seal s section does not get offset 6 After jo...

Страница 37: ...Temperature sensor connection loose or reversed Check set temperature for proper drying process temperature Ensure temperature probe is installed in the dryer outlet or in the hopper inlet Change blo...

Страница 38: ...to the cooling coil and make sure the temperature is below 85 F and at the proper flow Check the dryer system hopper for any air leaks repair as required Reduce the moisture of the resin being loaded...

Страница 39: ...alidate the warranty A renewed warranty can be purchased directly from NOVATEC Please note that we always strive to satisfy our customers in whatever manner is deemed most expedient to overcome any is...

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