Model 901 & 902 Clinometer

Model 901 & 902 Clinometer

Model 901 (horizontal) and 902 (vertical) Uniaxial & Biaxial Clinometers accurately measure an angular position with the same performance as Model 900, but in a slim design for use where space is limited.

SKU: M901 Category:

Model 901 (horizontal) and 902 (vertical) Uniaxial & Biaxial Clinometers accurately measure an angular position with the same performance as Model 900, but in a slim design for use where space is limited.

High-gain, standard, and wide-angle versions are available, each with a different angular range. A901 and A902 (biaxial) use high-level voltage outputs to allow signals to be delivered over long cables. C901 and C902 – also referred to as ‘Tulip’ (uniaxial) are loop-powered, so measurements can be made using an economical 2-wire pair.

These conveniently sized, low-cost units fit neatly into underwater pressure housings, well logging tools, drilling equipment, and many other devices.

Notes:

1: Resolution calculated at 1mV
2: Linear scale factor calculated from BFSL through a calibration curve
3: Linearity calculated as max % deviation from BFSL. 0.05% linearity achievable using a polynomial

*Specifications subject to change without notice on account of continued development.

Dimensions

102.87 x 23.37 x 15.75 mm

Features

Measure rotations about two orthogonal axes, Uniaxial and biaxial options, Vertical or horizontal design, ±2.5 VDC, 0-5VDC, or 4-20mA output options

Angular Range

±10, ±25, ±50

Resolution

0.005°, 0.01°, 0.02°

Repeatability

0.02°

Scale Factor

10°, 25°, 4°

Non-linearity (%)

1, 2.5, 7

Output Voltage (V)

±2.5 or 0-5

Output Impedance (Ω)

270, Short circuit protected

Channels

Temperature, X-tilt, Y-tilt

Kz Coefficient (°/C, typical)

10-20 arcsec

Ks Coefficient (%/C, typical)

0.03

Time Constant (seconds)

0.15

Natural Frequency (Hz)

10

Power

0-5 Output: +10.5 to +26.5 VDC, 250mV ripple max, 7mA, Reverse polarity protected, ±2.5 Output: +8 to +24VDC

Environmental

-40°C to +85°C operating and storage, 0-90% humidity

Materials

Fiberglass PCB, Glass electrolytic sensor

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