Up-to-date electronic control for WTC - PWDS - Accumulator Control up to 10 channels
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Overview:
- IPC-Control based on Windows CE.NET
- Beckhoff TwinCAT control software with hard real time (15μs jitter, time base 1ms)
- Control software, technology software and visualisation on one PC
- Remote diagnostics via lan or modem
- 12'' TFT operator panel with touch screen
- Data saving by flash memory (compact flash, USB-stick)
- Reversal of language
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System Structure:
- Installation in the wall of the switch board
- PC without fan and hard disk
- Power supply 24V DC
- analog inputs 16Bit (+/- 10V)
- analog outputs 12Bit (+/-10V)
- digitale inputs
- digitale outputs
- Amplifier for the valve (15mA, 20mA, 33mA oder 60mA)
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Operator panel:
- 12'' TFT display
- Resolution 800 x 600 pixel
- Touch screen
- 12 function keys for screen selection
- Numerical keyboard on screen
- 10 PLC-keys with LEDs for activation of special functions
- EtherCAT for the connection to the I/Os
- Installation in the wall of the switch board
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Wall thickness profile:

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- Continuous or discontinuous extrusion
- 100, 200 or 400 point wall thickness profile
- Up tp 10 channels synchron (wall thickness profile control - partial wall thickness control - multiple extrusion head)
- 1 channel parison ejection (constant or profile)
- Correction of parison elongation (linear proportion)
- Cycle time specification manually or automatically
- Parison check marks (max. 2 at the same time) simply by setting of thick or thin places
- Test position
- Control of parison length using a photo cell in case of continuous extrusion
- Filling level control of accumulator head in case of discontinuous extrusion (adjust extruder speed)
- Automatic or maunal calibration of the actual value transmitter (LVDT)
- Profile marker
- All set parameters can be stored or reloaded in an internal memory or an USB-stick
- Reversal of language for the user interface
- User access by PIN-Code
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Information:
SmartWDS is upgradeable up to complete machine control. Here the existent 12'' touch screenm the processor unit and the in- and outputs can be used. Only additional in- and outputs and a software update is required to upgrade follwing available function:
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- Heating channels (up to 96 channels)
- Closed loop movement control (up to 6 axis)
- Complete machine control
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Note:
Please consider by implement heating and movement control you will achieve a central data maintenance, whereby the heating- and movement-parameters are stored in the same data record.
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