Prisma
The prisma ultrasonic flaw detector offers the end user, outstanding performance in the field together with the flexibility and capability to step up from using a high-end ultrasonic flaw detector to an instrument with phased array functionality.
Technical Specifications
Features
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| CONVENTIONAL UT | PHASED ARRAY | |
| PULSERS | ||
| Configuration | 2 UT Channels | 16:16 or 16:64 |
| Test Mode | Pulse-Echo, Transmit/Receive and TOFD | Pulse-Echo, Transmit/Receive |
| Transducer Socket | LEMO 1 or BNC | I-PEX |
| Pulse Voltage | 100 V to -450 V (in steps of 10 V) | -25 V to -75 V (in steps of 5 V) |
| PRF | 1 Hz to 1500 Hz | 1 Hz to 5000 Hz |
| Pulse Shape | Negative Square Wave (with ActiveEdge) | Negative Square Wave (with ActiveEdge) |
| Pulse Width | Adjustable: Spike to 2000ns (2.5 ns resolution) | Adjustable: Spike to 1000ns (2.5 ns resolution) |
| Edge Time | 15 ns in 50 Ω load @200 V | 12 ns in 50 Ω load @50 V |
| Output Impedance | 5 Ω | <10 Ω |
| Trigger Synchronisation | On encoder resolution or internal PRF (both encoded or not) | On encoder resolution or internal PRF (not encoded) |
| Focus Delay Range | n/a | 0 to 10 μs (2.5 ns resolution) |
| Damping Resistor | Selectable: 50 Ω or 400 Ω | n/a |
| RECEIVERS | ||
| Gain Range | 100 dB (0.1 dB steps) Analogue Gain | to 76 dB (0.1 dB steps), Analogue Gain |
| Max Input Voltage | 25 Vp-p | 200 mVp-p |
| Input Impedance | 1 kΩ (pitch and catch) | 200 Ω |
| Bandwidth | 200 kHz to 22 MHz (-3 dB) | 200 kHz to 14 MHz |
| Analog Filters | 4 (automatic or manual) | 3 (automatic |
| Digital Filters | 10 (automatic or manual) | 10 (automatic or manual) |
| Rectification | Full wave, positive, negative, none (RF) | Full wave, positive, negative, none (RF) |
| Signal Enhancement | Digital filters, Smoothing, Contouring, Rejection, Averaging | Digital filters, Smoothing, Contouring, Rejection |
| Focus Delay Range | n/a | 0 to 10μs (16ns resolution interpolated to 3.8ns) |
| DATA ACQUISITION | ||
| Architecture | 2 channels, true 200 MHz sampling rate | 16 Channels, Full digital Delay & Sum |
| Digitizer Resolution | 12 bit ADC | 12 bit ADC |
| Amplitude Measurement | [0% to 100%] or [0% to 150%] FSH | [0% to 100%] or [0% to 150%] FSH |
| Data Processing | 16 bits/sample | 16 bits/sample |
| Data Recording | Full raw data recording (plus sub-sampling options) | Full raw data recording (plus sub-sampling options) |
| File Size | up to 3 GB | up to 3 GB |
| Digitizing Frequency | 50 MHz, 100 MHz, 200 MHz | 65 MHz |
| Focal Laws | n/a | 128 |
| Focusing Mode | n/a | Natural or constant depth/path/offset |
| Max A-Scan Length | 8192 samples | 4096 samples |
| Sub-Sampling | 1:1 to 1:128 | 1:1 to 1:128 |
| Reference | Initial Pulse or Gate/IFT supported | Initial Pulse or Gate/IFT supported |
| Trigger Sync. | Encoder or Internal | Encoder or Internal |
| SCAN & VIEWS | ||
| Supported Scans | A-Scan & TOFD | S-Scan or L-Scan |
| Number of Scans | up to 2 | 1 (with up to 3 extracted A-Scans) |
| Views | A, B, C-Scan, Merged & TOFD | A, B, C, L, S-Scan, Merged plus true TOP & END |
| Colour Maps | up to 10 | up to 10 |
| Number of Layouts | 18 | 35 |
| CURSORS | ||
| Cursor Types | Cartesian, Hyperbolic (TOFD) | Cartesian, Extraction Box, Angular |
| Measurements | Path Length, Depth, Surface Distance, DAC, AWS, DGS | Path Length, Depth, Surface Distance, DAC, AWS |
| DAC & TCG | ||
| DAC points | 16 | 16 |
| DAC | 1 with 3 “sub DACs” | 1 with 3 “sub DACs” per focal Law |
| TCG points | 16 | 16 |
| Gain Range | 60 dB | 40 dB |
| Max Gain Slope | 60 dB/μs | 50 dB/μs |
| GATES | ||
| A-Scan Gates | 4 gates per A-Scan | 4 gates per A-Scan (3 extracted A-Scans per S/L-Scan) |
| Gate Trigger | Flank/Peak | Flank/Peak |
| S/L-Scan | n/a | 1 Extraction Box |
| Alarm LED | 2 (sync on all gates & DACs) | 2 (sync on all gates & DACs) |
| Measurements (A-Scan) | Peak & Flank (FSH, dB, Depth, Beam Path Length, Surface Distance), Echo-to-Echo, Floating Gates (reference from IFT) | Peak & Flank (FSH, dB, Depth, Beam Path Length, Surface Distance), Echo-to-Echo, Floating Gates (reference from IFT) |
| INTERFACE & REPORTING | ||
| Integrated Help | Active help & parameter description / Optimisation | Active help & parameter description / Optimisation |
| Remote Connection | Onboard VNC Server and FTP Server (connection through Ethernet protocol) | Onboard VNC Server and FTP Server (connection through Ethernet protocol) |
| Wizards | Configuration, Velocity and Zero, Wedge Delay, Sensitivity, TCG, DAC, DGS, Element Activation, Encoder | Configuration, Velocity and Zero, Wedge Delay, Sensitivity, TCG, DAC, DGS, Element Activation, Encoder |
| Languages (dynamic) | Selectable: English, German, French, Spanish, Russian, Chinese, Hungarian, Italian, Portuguese | Selectable: English, German, French, Spanish, Russian, Chinese, Hungarian, Italian, Portuguese |
| Report Generation | PDF Report (includes customer logo, scan acoustic parameters, measurements, etc.), PNG screen capture. | PDF Report (includes customer logo, scan acoustic parameters, measurements, etc.), PNG screen capture. |
| PDF Reader | Allows viewing any uploaded PDF file, scan plan, procedures, old reports etc. | Allows viewing any uploaded PDF file, scan plan, procedures, old reports etc. |
| INPUTS & OUTPUTS | ||
| Encoder | 1 or 2 axis encoding (quadrature input) | 1 or 2 axis encoding (quadrature input) |
| Digital Inputs | 2 input lines (5V TTL) | 2 input lines (5V TTL) |
| Digital Outputs | 4 Output lines (5V TTL, 20 mA) for alarm or other external control | 4 Output lines (5V TTL, 20 mA) for alarm or other external control |
| Power Output | 5V, 350 mA, current limited | 5V, 350 mA, current limited |
| ENCLOSURE | ||
| Dimensions (HxWxD) | 205mm x 300mm x 90 mm | 205mm x 300mm x 90 mm |
| Weight | 3.5 kg (with battery) | 3.5 kg (with battery) |
| Display Size | 8.4 inch (diagonal) | 8.4 inch (diagonal) |
| Display Resolution | 800 x 600 | 800 x 600 |
| Display Colours | 260k (65535 colours for scan palettes) | 260k (65535 colours for scan palettes) |
| Display Type | TFT LCD, 450 Cd/m2, with 2% reflectivity | TFT LCD, 450 Cd/m2, with 2% reflectivity |
| USB ports | 3 USB Master ports | 3 USB Master ports |
| Ethernet | 100 Mbps | 100 Mbps |
| BATTERY & POWER SUPPLY | ||
| Battery Type | Intelligent Li-ion | Intelligent Li-ion |
| Number of batteries | 1 | 1 |
| Operation | On battery or on External power (DC Power Pack) | On battery or on External power (DC Power Pack) |
| Battery Replacement | Yes, no tools required | Yes, no tools required |
| Battery Recharge | Recharge in unit (with unit On or OFF) - External Battery Charger (std) (as per EN16392) | Recharge in unit (with unit On or OFF) - External Battery Charger (std) (as per EN16392) |
| Battery Life | Typical: 7 hours in UT mode, 6 hours in PA mode | Typical: 7 hours in UT mode, 6 hours in PA mode |
| ENVIRONMENTAL | ||
| IP Rating | Designed to meet IP66 | Designed to meet IP66 |
| Operating Temperature | -10ºC to 45ºC (14ºF to 113ºF) | -10ºC to 45ºC (14ºF to 113ºF) |
| Storage Temperature | -25ºC to 60ºC (-13ºF to 140ºF | -25ºC to 60ºC (-13ºF to 140ºF |
| - | - | - |