Geophysical prospecting cable Geophysical Cable Specification of land SN388 Telemetry Cable
Fast detailed description:
1 high sensitivity
2 low distortion
3 perfect damping
4 good linear response
5 wonderful waterproof and split-hair resolution
6 Applies to land Cable for ARAM/ARIES system
Application:
petroleum exploration
Specifications :
1. | Component | 2TP ,4GP,1P ,1 strengthen line |
2. | Operating temperature range | -50 deg.a to+75deg.c |
3. | Storage temperature range | -55 deg.a to+85deg.c |
4. | Flexibility | A circular loop 12 cm inner diameter will be Squash by at least 1.05cm when submitted to a radical force of 5 N. |
5. | Cylindricity | The maximum difference between any diameters measured on any section of 50mm in length do not exceed 0.3mm |
6. | Maximum diameter | TBD(8.9mm,9.8mm) |
7. | Outer Jacket material | Polyurethane (PU) |
8. | Jacket thickness MIN | 1.2mm |
9. | Max length | TBD(330m,165m,180m) |
10. | Colour | TBD(Orange,Blue,Orange red) |
11. | Anti-draught Strength | 1100 N |
12. | Water proof | no |
| Transmission Pairs | 2 Pairs |
13. | Attenuation | <7.0dB/100m 10MHz |
14. | Reflection Coeff | <0.09 2~12MHz |
15. | Impedance measured on 100m | 145+/-13OHMS |
16. | Conductor | 7/0.18 Strand copper |
17. | Diameter of insulation | 1.55(±0.02) mm |
18. | Near-end Cross talk from 2 to 8 MHz measured on 100m | >60dB |
19. | Geophone pairs |
|
20. | Conductor and Min Cross section | 7/0.16mm Strand copper |
21. | Diameter of insulation | 0.8(±0.02) mm |
22. | Far-end Cross talk At 100MHz measured on 100m | >100dB |
23. | Resistance | <160Ohms/Km |
| Power pairs | 1 Pair |
24. | Cross section | 19/0.30 copper |
25. | Resistance on Power Pair | <14.2Ohms/km |
26. | Diameter of insulation | TBD(2.2±0.1,2.6±0.1) |
| Take-outs |
|
27. | Take-outs connect type | Water proof connection with KCK-2M |
28. | NO. of take-out | 6 |
29. | Type of take-out | Pig tail type KCK-2M |
30. | Space of take out | 55 m apart ant the nearest is 27.5 away from connector |
31. | NO. of conductor of take-out wire | 2 |
Competitive advantage:
Product type of full range of good quality and good factory direct price has a perfect after-sales service
