Instrumen Ilmiah dan Perangkat
Fitur :
- Frequency range with continuously adjustable from 0.2 to 10MHz
- Two independently controlled gate (A and B)
- Automatic or manual construction of the TCG curve (32 points)
- Two types of representations of signals: detection and radio
- Build and handling A, B scans
- Modes: envelope, freeze and display of the beam
Spesifikasi
| The range of measured depth (steel), mm | 6000 |
| The range of gain control | 100 dB in 0.1 dB |
| Temporary adjustment of gain (TCG) | range up to 70 dB, with the construction of the curve with 32 control points entered manually or from the control reflectors |
| The control zone | two independent zones, start and change the width of the entire range of sweep |
| Interrogator | customizable, with an amplitude of 350 V, with a variable length from 12.5 to 500 ns, 12.5 ns increments |
| Memory | configuration with A-scan (B-scans), limited the size of SD-card control protocols (signal envelope, the measurement, the parameters of the device, date, time and name of the protocol), limited the size of SD-card |
| Interface | Bluetooth, SD-card |
Detailed specifications of Ultrasonic Flaw Detector NOVOTEST UD3701 Scanmin .: 0 – 6 μsmax .: 0 – 1000 μsstep – 25 ns
Expositionfrom 0 μs to 1000 μsstep – 25 ns
MAX length of tested materialup to 6000 mm (echo mode)
Velocity range1000 – 9999 m/s
Exposition in the prism0 – 100 μsstep – 25 ns
Damping50 Ohm
Input impedance50 Ohm / 600 Ohm
Probes pulseRF pulse with amplitude of 100, 200 or 300V,With variable length from 25 to 500 ns,step – 25 ns
Repetition frequency of SPautomatically controlled from 10 to 100Hz
AmplifierWideband 0.4-20 MHz (-6 dB)
Gain control range115 dB, step – 1 dB
Time control gain (TCG)range up to 70 dB, 12 dB / μswith the construction of the curve through 16 reference points,entered by hand or by the control reflectors
Amplitude-Distance curvedrawing through 16 points, height adjustable
Detectionpositive or negative half-wave,complete, the radio signal (at all range of scan), B-scan
Cutoffcompensated, 0 – 90% of screen height
Zone controltwo independents areas, the beginning and width are change at all scan range; levels of limits are set from 0 to 100% of display height; individual logic of detection defects.
Automatic Alarm of defectslight logic of detection defect in zone for each zone individually and sound individual logic detection defect at the zone
Time intervals measurementfrom 0 to a first signal in the zone or betweensignals in the zones to the front or to the maximum signal
Measurement of amplitudein dB relative to threshold level in the zone;in dB relative to the reference signal;in dB relative to the amplitude-distance curve.
DisplayColored, TFT 320 x 240 pixels 135 x 100 mm.
MemoryLimited of SD cards capacity
InterfaceUSB, Bluetooth (optional)
Connectors of probes2 Lemo
BatteryLi-on 4-7 a / h
Battery lifeup to 10 hours with the battery 4000 a / hup to 24 hours with the battery 6600 a / h (optional)
External power supplypower supply 220V, 50Hz AC
Supply voltage15V 2A
Operating temperature rangefrom -30º C to + 55 ° C
Dimensions (H x W x L)140 mm x 210 mm x 55 mm with standard battery (4000 a / h)140 mm x 210 mm x 85 mm with the battery 6600 a / h (optional)
Weight1.7 kg with standard battery (4000 a / h)2.7 kg with battery 6600 a / h (option)