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Model OKO-22M-UT

Parameter

Value

PULSER

Pulse mode

Spike pulser, Square-Wave pulser

Pulse Voltage (SQ mode)

120-300 V in steps 10 V with tolerance 10%

Pulse falling/rising time

5 ns

Pulse Width (SQ mode)

20 – 500 ns in steps 10 ns with tolerance 10%

PRF (SQ mode)

15 – 2000 Hz in steps 5 Hz, 3 automatic modes: Auto Low, Auto Med, Auto High, Manual

Pulse Voltage (spike mode)

Low (100 V), High (400 V)

Pulse energy (spike mode)

Low (30 ns), High (100 ns)

PRF (spike mode)

15 – 8000 Hz in steps 5 Hz, 3 automatic adjustment modes: Auto Low, Auto Med, Auto High, Manual

Damping

50Ω, 62Ω, 150Ω, 400Ω

 

RECEIVER

Gain

0 to 110 dB adjustable in steps of 0.2, 0.5, 1, 2 dB

Receiver input impedance

400Ω±5%

Receiver bandwidth

0.2-27 MHz (- 3 dB)

Digital filter setting

Eight digital filter sets standard (0.2-10 MHz; 2.0-21.5 MHz; 8.0-26.5 MHz; 0.5-4 MHz;
5-15 MHz; 5-15 MHz; DC-10 MHz )

Rectification

Fullwave, positive halfwave, negative halfwave, RF

Amplitude measurement

0-110%

Reject

0-80% FSH

Units

Millimeters, inch or microseconds

Range

1 to 6000 mm

Velocity range

1000 to 10000 m/s in steps of 1, 10, 100, 1000 m/s

Thickness measurements range

0.6 to 6000 mm

Probe angle

00 to 900 in steps 0.10, 1.00, 100

 

DIGITAL SPECIFICATION

ADC

10 – bits with the sampling rate 100 MHz

A-Scan buffer

8 KB

 

GATE

Measurements gates

  • 2 fully independent three-level gates for amplitude and time of flight measurement.
  • Additional gate for acoustic coupling control.
  • Additional gate for immersion control.
  • Special-purpose gate of the Automatic gain control (AGC).

Start Gate

Variable over entire range

Width Gate

Variable over entire range

Gate height

Variable from 2 to 100% FSH

 

MEASUREMENT SPECIFICATION

Result display

A-scan, B-scan, C-scan, D-scan, TOFD scan

DAC/TCG

  • Dynamic range is up to 110 dB.
  • Number of points is 32.
  • Building TCG curve by DAC

DGS

  • Automatic building of up to 3 curves for different equivalent diameters
  • Calibration at calibration blocks and testing objects
  • Building TCG curve by DGS
 

CONNECTORS

Probe connector

2 BNC or 2 Lemo 1S

USB port

USB-2.0

Ethernet

+

Alarm output

+

Encoder

1 Lemo (with the option of two encoders operation)

 
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