Design and manufacture of devices and
systems for nondestructive testing
Pinhole Detector NOVOTEST ED-3D
3
3.5. Limits of fixing of resistance of a defective site with the put
electrolyte at the established control tension (Standard ASTM G62-
A):
- 90 kOhm at 9V;
- 125 kOhm 67,5V;
- 400 kOhm of 90V.
Testing the device on the resistors is possible only after 5
minutes of operation instrument!
3.6. Tolerance of thresholds of operation:
±10 %.
3.7. The size of a contact surface of the sponge: 50
х
200 mm.
3.8. The power of the device is carried out from three NiMH of
storage batteries or elements of a power of AA type with rated
voltage of 1,5V.
3.9. Time of continuous work at the established tension, not less:
- 150hours 9V;
- 100 hours at 67,5V;
- 80 hours at 90V.
3.10. Weight of the device, with batteries
–
200 grams.
3.11. Dimensions:
-the electronic unit
–
70х140х28 mm;
-electrode holder
–
25х400
mm.
4. Packing list
4.1. The electronic unit
–
1 piece.
4.2. The electrode holder
–
1 piece.
4.3. Set of connecting cables:
