DMTA-20015-01EN [U8778402], Rev. J, January 2014
OMNI-M-PA16128PR Module Specifications
157
H.2
Acquisition Specifications
This section details the acquisition specifications of frequency, data display, and
synchronization (see Table 51 on page 157).
System bandwidth
0.75 MHz to 18 MHz (–3 dB)
Beam formation
Scan type
Sectorial and linear
Aperture
16 elements
Number of elements
128 elements
Number of focal laws
256
Delay range transmission 0 µs to 10 µs in 2.5 ns increments
Delay range reception
0 µs to 10 µs in 2.5 ns increments
Table 51 Acquisition specifications
Frequency
Digitizing frequency
100 MHz (10 bits)
A-scan (acquisition
mode)
Up to 6000 A-scans per second (512-point,
8-bit A-scan)
Maximum pulsing rate
Up to 10 kHz (C-scan).
Depth in material
59.8 meters in steel (longitudinal wave),
10 ms with compression
0.49 meter in steel (longitudinal wave),
81.9 µs without compression
Display
Refresh rate
A-scan: 60 Hz; S-scan: 20 Hz to 30 Hz
Envelope (echo-dynamic
mode)
Yes: Volume-corrected S-scan (30 Hz)
Synchronization
On internal clock
1 Hz to 10 kHz
External pace
Yes
On encoder
On 2 axes: from 1 to 65536 steps
Table 50 Acoustic specifications
(continued)
Summary of Contents for OmniScan MX2
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