Triaxial Thermal Test Stand for Downhole Inclinometer Calibration

Parameter

Specification

Rated load capacity

150 kg

Temperature chamber range

Room temperature to 200 °C

Position repeatability

±20 arcsec (inner, middle, and outer frames)

Position accuracy

20 arcsec (all frames)

Position resolution

7.2 arcsec (all frames)

Rate resolution

0.02 deg/s (all frames)

Rate range

Inner & middle frames: ±0.1 ~ ±50 deg/s
Outer frame: ±0.1 ~ ±20 deg/s (only when instrument is near vertical, within ±5°)

Rate accuracy & smoothness

≤ ±0.1% for ω ≤ 50 °/s
≤ ±0.5% for ω ≤ 10 °/s
≤ ±1% for ω ≤ 1 °/s

Angular acceleration

50 deg/s² (all frames)

Payload envelope (platform mounting)

φ240 mm × 700 mm (diameter × height)

Perpendicularity (middle to outer frame)

±5 arcsec

Magnetic field environment

≤3 Gs

Parameter

Specification

Power supply

AC 220 V ±10 %, 50 Hz ±1 Hz

Operating temperature

–10 °C to +35 °C

Storage temperature

–20 °C to +45 °C

Relative humidity

20 % ~ 80 %

Environment conditions

Stable indoor air; no strong magnetic interference; no severe vibration or shock nearby

Foundation

Ordinary vibrationisolation foundation

Grounding resistance

≤4 Ω