The Jewell Instruments A701-2 (4X) Platform Tiltmeter is a weatherproof version of the A701-2 Platform Tiltmeter. Its NEMA 4X designation means that it is unaffected by continuous exposure to moisture and wet weather. Also, its anodized aluminum and epoxy-coated housing resists corrosion that can occur on the side of a volcano or wherever it is operated. With its adjustable invar legs, you can install and level A701-2(4X) within minutes. The tiltmeter also measures temperature, and the internal electronics will drive tilt and temperature signals over cable lengths greater than 1000m.

Applications include volcano monitoring; telescope, antenna and platform leveling; structural testing and monitoring; and any other demanding application that requires top performance under harsh operating conditions. Features: precision biaxial tiltmeter, weatherproof, high gain version range ±0.46°, mid range version range ±4°, ±8 VDC (single-ended), ±16 VDC (differential) output, NEMA 4X designation, operating temperature -25 to 70°C.