NovaTec NovaWheel NWB Series Instruction Manual Download Page 1

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NWB& NWB-HC

Series, With NovaTouch™

Monochrome 4” Touch Panel PLC

MODELS -25 through -200

Document: NWB & NWB-HC IM 28 OCT 2014

NWB-50

NWB-50-HC

Summary of Contents for NovaWheel NWB Series

Page 2: ...e numbers to properly respond to any of your requests Instruction Manual NWB NWB HC IM 28 OCT 2014 Model ________ Serial ________ DISCLAIMER NOVATEC Inc shall not be liable for errors contained in thi...

Page 3: ...e 12 8 0 NovaTouch CONTROL 13 8 1 System Conventions 13 8 3 Explanation of Password Levels 15 8 4 Initial Logon 15 9 1 Clock Setup 16 9 2 Auto Start Setup 16 9 3 Auto Stop Setup 17 9 4 Touch Screen Ad...

Page 4: ...ould save valuable installation and operation time later and will help ensure safe operation and long life 1 0 SALES AND SERVICE NOVATEC maintains qualified sales engineering and service personnel to...

Page 5: ...re adsorption Now the desiccant media passes through third air stream called purge air stream Here the desiccant media is cooled down by some of the process air before entering back into the process t...

Page 6: ...er 5 micron Regeneration Filter Filter Regeneration Blower Filter Regeneration Air Outlet Return Air From Hopper Touch Screen Control Process Air To Hopper Hopper In Out Desiccant Wheel Desiccant Whee...

Page 7: ...WB HC 200 Max Material Flow Lbs Hr Kg Hr 25 11 50 23 75 34 100 46 150 75 200 91 Voltage Phase Hz 460 3 60 460 3 60 460 3 60 460 3 60 460 3 60 460 3 60 Water Required Nominal GPM 25 5 75 1 0 1 5 3 0 Cu...

Page 8: ...the dryer nameplate Water tower or chilled at 45 to 85 F must be supplied to the cooling coil using flexible hoses 5 2 Customer Piping Connections Care should be taken while connecting the process ai...

Page 9: ...nect on the door to the OFF position lock out the main power source and open the electrical enclosure 2 Per the electrical diagram install the main power wire to the main disconnect switch holder and...

Page 10: ...supply and return using flexible hose that is at least 2 feet long to allow for easy removal of the cooling coil for cleaning The water flow rates and the required customer connection sizes for diffe...

Page 11: ...t 380 F 190 C and should not be changed 6 3 Process Regeneration Air Filter Pressure Switches PS The air pressure differential across the process filter and the regeneration filter is monitored and th...

Page 12: ...the desiccant wheel will begin turning and start to dry the return air It will take several minutes and a couple revolutions of the wheel for the dew point to get down to the 40 dew point 7 2 Checking...

Page 13: ...bled 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 withi...

Page 14: ...the X in the upper right hand corner of the page Each time you exit a screen via the touch pad the PLC EEPROM is programmed with the new information The exception to this function is the Real Time Clo...

Page 15: ...t clock Level3 3333 Maintenance level 2 plus make entries on Welcome screen Auto Start Stop Maintenance Screens Advanced Functions setup Machine Configuration Factory Pre sets NOVATEC Only 8 4 Initial...

Page 16: ...equired Check the time and date pre sets If they are not correct press each incorrect button A screen will appear where you can enter the correct numerical values Press after each entry is complete Pr...

Page 17: ...ner as you did with the Auto Start function Press to advance to the Touch Screen Adjustments screen Use this screen to customize the screen calibrations to suite your operators and lighting conditions...

Page 18: ...5 Installation Checklist It is important to review each of these items to ensure that your dryer is connected properly before starting to dry material Press to access Setup Options where you can make...

Page 19: ...e of the pre set resins and press RUN to enter those values in the Quick Op screen Level 2 or higher can press the resin name and or drying temperature and enter new values in the resin memory The sam...

Page 20: ...creens 9 0 USER PASSWORDS See 11 4 DRYER STATUS see 11 3 You can also return to the Quick Op screen 11 0 ADVANCED FUNCTIONS 11 1 Advanced Functions And Options Screen Level 2 or higher OverDry Protect...

Page 21: ...constantly monitors the regeneration inlet and outlet temperatures and controls them to optimize the energy and dew point performance of the dryer The control will lower or raise the regeneration inl...

Page 22: ...m messages will appear on the Main Menu when the Messages button is pressed Alarm messages will appear as a dropdown box on any screen when the Alarm icon is pressed 11 4 Changing User Passwords Press...

Page 23: ...e Department Every 2 weeks Hose Tubing Clamps Check for leaks or holes Tighten or replace as necessary Every 2 months Hopper Gaskets Seals Check for leaks Repair or replace as necessary Every 2 months...

Page 24: ...yellow knob lift the filter access cover remove the lock nut and pull cartridge filter out from housing Replace the filter or clean it with compressed air reinstall filter re tighten the lock nut clos...

Page 25: ...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 190...

Page 26: ...resetting the limit switch reset the limit switch toward the rotor 13 7 Rotor Replacement Desiccant rotor removal is accomplished bas follows 1 Remove the hex nuts on the Top Plate Assy 2 Remove the w...

Page 27: ...sing 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 joinin...

Page 28: ...et offset 12 After joining the seal let it dry for 24 hrs NOTE The smooth Teflon coated side of the seal should always on the top and there should not be any silicon sealant remaining on that side 13...

Page 29: ...mperature 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 blower...

Page 30: ...o 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 i...

Page 31: ...l invalidate 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 a...

Page 32: ...NWB NWB HC IM28 OCT 2014 Page 32 Instruction Manual NWB NWB HC IM 28 OCT 2014...

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