Ericco International Ltd.
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DTG-E1 is designed for dynamically positioning and orientating in drilling field. It is with characteristics of small dimension, light weight, and high working temperature which enable it to function as borehole-surveying tool, wellbore-logging tool. It is also used in north-seeking system and orientating system.
Specifications
No | Parameter | Performance Indicator |
1 | Random drift rate of one start-up in the fixed position | ≤1 °/h |
2 | Day by Day Drift | ≤1.5°/h |
3 | Torquer Scale Factor | ≤3.4 mA / (°/s) |
4 | Linearity Error | ≤0.2％ （F·S） |
5 | Cross Coupling Error | ≤0.2％ |
6 | Dynamic Characteristic | Open loop surge constringency time＜1.5 s |
7 | Driving Motor, Three Phase | 500HZ,12V, power consumption ≤3W |
8 | Excitation | 3.5V ,8kHz single-phase sine wave; Power Consumption: ≤0.1W |
9 | Measurement Range | ±270°/s |
10 | Shock | 150g, 11 ms |
11 | Vibration Power Spectral Density | 0.12 g 2 /Hz |
12 | Working Environment Temperature | -45~70 (100℃ is customizable) |
13 | Dimension | Φ21.8×30.5 mm (flange: 22×22) |
14 | Weight | ＜55g |