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Model 802 DeepWater Tiltmeter Datasheet

Model 802 DeepWater Tiltmeter Datasheet

Product catalog summary

Overview: The Model A802 DeepWater is a high-precision submersible tiltmeter designed for marine, offshore, and deep ocean applications. It utilizes an absolute gravity-referenced electrolytic sensor to provide superior measurement accuracy with minimal long-term drift. The device is capable of high sensitivity, detecting changes as small as <0.0017 mm/m.

Specifications:

Output: Stable ±5 DC voltage (±10 VDC differential), compatible with any VDC input data recorder.
Waterproof Rating: Rated to +2500m for advanced protection.
Applications: Suitable for structural monitoring, angle measurement and control, and platform leveling.

Performance Characteristics:

Angular Range: High-Gain: ±0.5°, Standard: ±3.0°, Wide-Angle: ±50°.
Resolution: High-Gain: <0.0001°, Standard: 0.0006°, Wide-Angle: 0.01°.
Repeatability: High-Gain: <0.0002°, Standard: 0.001°, Wide-Angle: 0.02°.
Non-Linearity: High-Gain: 1%, Standard: <2%, Wide-Angle: 0.5%.
Scale Factor: High-Gain: 0.1°/V, Standard: 0.6°/V, Wide-Angle: 10°/V.
Time Constant: 1.75 sec (2-pole Butterworth low-pass filter) for High-Gain, 0.15 sec for others.

Environmental and Physical Characteristics:

Operating Temperature: -4 to +60° C.
Storage Temperature: -30 to +100° C.
Protection: IP68 rated.
Dimensions: 120 x 80 x 60 mm, weighing 5 kg (11 lb.).
Materials: Constructed from 316 SS, with an option for 6AL-4V Titanium.

Electrical and Connectivity:

Power Requirements: 8-18 VDC @ 8mA, with 250 mV ripple max, reverse polarity protected.
Output Impedance: 270 ohms.
Temperature Output: 0.1°C/mV typical (single ended; 0°C = 0mV).
Cable Options: Neoprene, 20 AWG, no shield or PVC-jacketed, polypropylene-insulation, 24 AWG, shielded.

Wiring/Pin-out:

Pin 1: Black - Power Ground
Pin 2: White - Signal Ground
Pin 3: Red - V+
Pin 4: Green - +Tilt
Pin 5: Yellow - Temperature
Pin 6: Blue - -Tilt (differential)

Catalog excerpts

Model 802 DeepWater Tiltmeter Datasheet-1

Jewell Instruments The model A802 Deepwater is a high-precision submersible tiltmeter for use in marine, offshore, and deep ocean applications. Using an absolute gravity referenced electrolytic sensor, the A802 delivers superior measurement accuracy with virtually no long-term drift. High-gain units are sensitive to <0.0017 mm/m or better. Output is a stable ±5 DC voltage (±10 VDC differential), which can be read with any VDC input data recorder. All units are rated to +2500m waterproof for advanced protection from the elements. Use the A802 "Deepwater" for structural monitoring, angle measurement and control, platform leveling, and more. Specifications subject to change without notice on account of continued product development Ordering Code: Wiring/Pin-out: Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955 L00252 R

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Model 802 DeepWater Tiltmeter Datasheet-2

Jewell Instruments Dimensions & Axis Configurations: LONGITUDINAL CONFIGURATION TRANSVERSE CONFIGURATION TILTMETER MOUNTING HOLES ARE 0.201 [5 1] (CLEARANCE HOLE FOR A #10 OR M4 SCREW) (USE A #25 DRILL BIT TO TAP 10-32 OR 10-24) (4 PLACES) DIMENSIONS ARE IN INCHES [MILLIMETERS] Jewell Instruments LLC 850 Perimeter Road, Manchester, NH 03103 [email protected] • www.jewellinstruments.com • Tel (800) 227-5955 L00252 Rev. E

Open the catalog to page 2

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