Summary of Contents for NovaTec Bessemer C Series
- Page 1 Rotary Knife Cutter Model: Bessemer C-Series: C-2, C-3 & C-4 © NOVATEC, INC 2015 All Rights Reserved C Series IM 12 MAY 2015...
- Page 2 DISCLAIMER: NOVATEC, Inc. shall not be liable for errors contained in this Instruction Manual nor for misinterpretation information contained herein. NOVATEC shall not, in any event, be held liable for any special, indirect consequential damages connection with performance or use of this information.
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Page 3: Table Of Contents
12.4 Recipe Select Screen............................ 21 12.5 CURRENT RECIPE SCREEN ......................22 12.6 Setting Up Counters ............................23 12.7 Production Metrics ............................23 12.8 QUICK OPS SCREEN VERSIONS ....................24 Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... - Page 4 At Startup ................................37 Every bushing or blade change ..........................37 Daily ..................................37 Every 3 Months ..............................37 15.0 WARRANTY – NOVATEC, INC. - EFFECTIVE DATE 6-12-2012 ............. 38 Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved...
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Page 5: Purpose Of This Manual
C-Series IM 1 MAY 2014 PURPOSE OF THIS MANUAL This manual describes the installation and operation of the NOVATEC Model C Rotary Knife Cutter. Before installing this product, please read this guide and any additional guides associated with the system’s auxiliary equipment. -
Page 6: Safety Precautions And Warnings
The customer is required to operate the equipment with all safety features in proper working condition. NOVATEC shall provide no further guarantee for function and safety in the event of unauthorized modifications. 2.1 Safe Access to Guarded Blade Area It is safe to access the guarded blade area when the power is on. -
Page 7: General Description
3.0 GENERAL DESCRIPTION The NOVATEC, C Series Rotary Knife Cutter offers high versatility to cut a wide range of profiles. It is able to cut small profiles at high speeds and large profiles at lower speeds. Extrudate is fed into the cutter from upstream, typically by a puller. -
Page 8: Specifications
Removable cutting chamber cover with integral reservoir provides full access to cutting chamber and cutting fluid reservoir • Split clamp bushing arrangement provides easy bushing setup • Indicator lights for machine status indication • 5-Year Warranty Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 9: Blade Speed Vs Cuts Per Minute
CPM for several cutters. It was determined by shop testing. Actual results might be less due to lower supply power or higher ambient temperatures. The tests were performed with 480VAC at 75F. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... - Page 10 C-Series IM 1 MAY 2014 Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved...
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Page 11: Operating Principles
C-Series IM 1 MAY 2014 6.0 OPERATING PRINCIPLES The NOVATEC Model C rotary knife cutter model C is used to cut lengths of plastic extrudate. In either the ON DEMAND or CONTINUOUS MODE. ON DEMAND MODE: Plastic extrudate is fed through two inline bushings, which guide the plastic through the cutter. -
Page 12: Mechanical Installation
Ensure that the blade(s) moves freely through the bushings and that the bushings are properly Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 13: The Bushing
This adjustment ensures the rectangular bushing holders are rotationally aligned about the axis of the cylinder. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 14: Electrical Installation
Open the cutter’s electrical enclosure and insert the main power through a knockout in the wall of the enclosure. Connect the power wire as indicated on the included wiring diagram. Check that all terminal screws are secure. Close electrical enclosure. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... - Page 15 When ready, turn on the main disconnect. Make sure that the E-Stop button is in the out position. Press the reset button. ALARM LIGHT RESET EMERGENCY STOP KNIFE GUARD LOCK/UNLOCK EMERGENCY STOP Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved...
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Page 16: Indicator Light Designations
• Solid Green – Cutter is Running Production The system is cutting production parts. • Flashing Green/Orange – Cutter is Running Scrap The system is cutting Scrap parts. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 17: Plc General Overview
C-Series IM 1 MAY 2014 9.0 PLC GENERAL OVERVIEW The NOVATEC, C Series cutters use a Siemens PLC controller to control a servomotor actuated knife which can be signaled to cut, based on a number of input sensors. Siemens Operator Interface and Programmable Logic Controller The Siemens Human Machine Interface (HMI) is a touch-screen viewing and data entry device, located on the face of the control panel. -
Page 18: Screen Title
1/2 second before the test cut is executed. This is to prevent inadvertent test cuts. NOTE: A Test Cut cannot be executed while the unit is running in continuous mode. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 19: System Startup
The operator must first satisfy all of the conditions of the safety circuit. The first 4 lines of the screen prompt instruct the operator on the procedure. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 20: Verify Safety/Press E-Stop
Homing. The light will blink orange again. When complete, the screen will change to the Quick Ops screen and the light will blink green. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 21: Machine Operation
It can be set up to always read the last cut length or hold the last cut length for a specified time before showing the accumulated cut length. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 22: Cut Start/Stop Buttons
: 2222 (Production Supervisor) level3 : 3333 (Maintenance) setup : 4444 (Factory Presets – Setup Group) Press the SELECT RECIPE button. The Recipe Select screen (below) will appear. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 23: Recipe Select Screen
Now that a recipe number is entered you can press the EDIT RECIPE icon on the Quick Ops screen and the CURRENT RECIPE screen will appear. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 24: Current Recipe Screen
Quick Ops screen. The operator can choose test cut or cut scrap until the product is satisfactory and then cut product to commence with production as explained on page 17. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 25: Setting Up Counters
The Part Temp is only available with the added option and displays the temperature of the part as it enters the cutter. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 26: Quick Ops Screen Versions
This is the view with everything operational and the operator logged on. Also the box count was disabled so now only the piece count is visible. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 27: C-Series Im 1 May
The system automatically adjusts it to maintain the set length based on the line speed. Test cut is not available when running in continuous. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 28: Setup Screens
Enter 3333 then touch to return to the HOME Screen. NOTE: Access levels should be assigned to specific levels of personnel to avoid unwanted changes being made to sensitive settings. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 29: Home Screen
PLC communicating. Try cycling power. Contact maintenance if the problem persists. Installed Software Version - This is important to note when contacting NOVATEC service. Time & Date – If time and date are not correct they should be corrected so ALARMS will have the correct time and date stamp. -
Page 30: Recipe Functions
"Manual". This recipe cannot be saved over so it remains constant. It is set to have good known starting values for setting up a new product. (See Recipe Select Screen) Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 31: Setup Screen 1
Set it to zero to always show only the last cut length. It is recommended to be set to at least 500ms. Parts that are cut faster than 500ms may be difficult to see no matter the setting. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 32: Setup Screen 2
1, level 2 or level 3 when it starts or is logged off. Be careful when setting it to higher levels because it may give unintended access to features which operators don't understand. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... - Page 33 Encoder – The encoder input pulses are used to determine the length. ProfiNet – An Ethernet connection between a Novatec supplied puller and the cutter is required. The puller transmits its actual speed every 1/10 seconds and the cutter uses this to calculate the accumulated length.
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Page 34: Setup Screen 3
Max On Demand Blade Speed – This sets the maximum blade speed for On Demand cutting. This will be limited by the max motor speed and is typically set by NOVATEC so that the drive does not fault when accelerating and decelerating and the overall system can handle the forces of the blade motion. - Page 35 Windows CE operating system. All control of the machine is lost until the program is restarted or power is cycled. The emergency stop will still be functional. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved...
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Page 36: Servo Setup Page
It can set for the blade being used. To perform the home offset, enter a new offset in degrees and cycle power to the machine. This will be the new zero or home position. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... - Page 37 Motor Temp – The temperature of the motor. Most motors can handle temperatures up to 140C. Frequent heating and cooling of the motor can cause premature damage. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved...
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Page 38: Batch Counter Screens
Stop – The cutter will stop. Enable/Disable Box Count - Press this button to change the counting mode. Box count is enabled if the button is bright. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 39: Maintenance
Clean bushings and lubricant tray. Every 3 Months Check all electrical connections to make sure that they have not become loose, especially those connections at contactors, like motor starters. Document: C-Series 7 MAY 2015 © 2015 NOVATEC Inc. All Rights Reserved... -
Page 40: Warranty - Novatec, Inc. - Effective Date 6-12-2012
The provisions in equipment specifications are descriptive, unless expressly stated as warranties. The liability of NOVATEC to the purchaser, except as to title, arising out of the supplying of the said equipment, or its use, whether based upon warranty, contract or negligence, shall not in any case exceed the cost of correcting defects in the equipment as herein provided.
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