General | |
Reliable, economical, powerful eddy current testing system for use in production with fully digital signal processing: each channel with its own oscillator and its own patented* digital demodulator. (*U.S. Patent 8,841,902) | |
Applications | |
Field of application | Final testing and quality assurance in the production of tubing, pipe, bar, wire, strip, cable sheathing, extruded sections (roll forming, tube mills, drawing machines) |
Process control (e. g. cut lengths and coil-to-coil) | |
Any conductive material e. g. non-ferrous, ferrous metals (ferritic, austenitic, duplex) | |
Testing modes and speeds | Inline: Continuous production with cut-off (e. g. welding lines) max. 20m/s |
Wire: Continuous production with cut-off (e. g. drawing lines, hot rolling mills, level winder) max. 250m/s | |
Offline: Testing of cut lengths, max. 10 pieces per sec. | |
Stop-and-Go: Cold forming applications | |
Speed measurement with encoder up to 40kHz | |
Speed measurement with light barrier | |
Marker resolution | 1mm at v < 1m/s |
10mm at v < 10m/s | |
100mm at v < 100m/s | |
Testing procedure | Multi-channel, multi-frequency testing (differential system) |
Band width approx. 15kHz | |
Up to 10 channels in up to 6 testing positions: combination of rotational, differential, absolute and FERROCHEK channels | |
Parameters | |
Frequency and filtering | Test frequencies: 41 discrete frequencies 100Hz–1MHz |
Filter frequencies HP 0,008 – 20kHz; LP 0,015 – 40kHz | |
Each coil driver with its own oscillator and each channel processor with its own patented* digital demodulator (no multiplexing!) | |
Speed-coupled, automatic bandpass filter (optional) | |
Phase rotation | 0 – 359° in steps of 1° |
Gain | -12dB to 120dB in 0.1dB steps for absolute, differential and rotational channel |
Coil monitoring | Monitoring of the transmitter and receiver coil |
Automatic reading of coil information when using Smart Sensors | |
End signal suppression | Control of testing signals at start/finish of cut lengths |
Data processing | |
Signal processing and defect evaluation | Signal evaluation with mask types and 3 alarm thresholds |
– Circular masks | |
– Mirrored sector masks, 2 pairs/channels with remaining sector | |
– Y mask | |
1 oder 2 XY displays with any channel selection | |
1 oder 2 RT displays with any channel selection. Without data loss the signal can be stopped, zoomed and scrolled back into the past | |
Classification of the test pieces in up to 3 sorting classes according to flaw type, flaw density and number of flaws | |
Test results | Compilation of 2 levels: per order and part/batch/shift |
Save the test results order-related as XML file (single alarms, RT value, XY data) | |
Interface to a SQL database (optional) | For storing line parameters, test parameters and test results |
Software | |
Signal evaluation | Multitasking RTOS, non-volatile |
User interface | Touchscreen operation using icons |
Archiving of testing parameters for later retrieval | |
Sample test mode: testing of individual lengths for quality control checks and parameter verification | |
Graphical user interface and context sensitive help in local language | |
Password protected supervisor level for adjusting basic testing parameters and locking access to parameters with user level rights | |
Reporting software | EDDYTREND: Viewing and analyzing of testing signals; identifying quality trends (option) |
Data transfer | Standard LAN: Ethernet (TCP/IP), 1Gbit/s |
Hardware | |
Screen and housing | 15“ Color display, 1024x768Pixel |
Environmental protection IP52 against dust and dripping water | |
Shielded housing and internal power supply filters to prevent interference according to VDE843 CE EN 50081-2 and IEC 801.1-4 EN 50082-2 | |
Standards fulfilled according to EMC: DIN EN 61326-1; VDE 0843-20-1:2013-07; (IEC 61326-1:2012); EN 61326-1:2013; DIN EN 61326-2-2; VDE 0843-20-2-2:2013-08; (IEC 61326-2-2:2012); EN 61326-2-2:2013 | |
Dimensions (HxWxD): 461,5 x 444 x 556 mm (18,2” x 17,5” x 21,9”), 10 height units | |
Weight: max 40kg (88lb), depending on number of channels | |
Input | Touchscreen (operable with gloves) |
External keyboard and mouse (optional) via USB | |
Storage | SSD 128GB |
Operating conditions | Temperature range: -10°C – 40°C (14°F – 113°F) |
Internal heat exchanger with temperature-controlled fans | |
Input and output interfaces | |
16 inputs potential free 24V | |
16 outputs potential free 24V, 1A/output, 2A in total per system | |
Max. of 10 delayed or undelayed potential free marker outputs; max 3 sorting outputs | |
1 system error output | |
1 line encoder input, 2-track | |
3 USB 2.0 connectors | |
1 HDMI interface for external monitors (optional) | |
Network: Ethernet (TCP/IP) | |
Power supply | |
100 – 240V; 47 – 63Hz | |
Power consumption: max. 300VA |
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