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The Model 4400 Embedment Jointmeter is designed for use across construction joints, such as those between adjacent blocks in a concrete dam. It is normally embedded across the joint to monitor the expansion or contraction of the joint. The use of internal universal joints allows for a degree of shearing motion.

Specifications

Standard Ranges¹
12.5, 25, 50, 100 mm
Resolution
0.025% F.S.
Accuracy²
±0.1% F.S.
Nonlinearity
<0.5% F.S.
Temperature Range¹
−20 °C to +80 °C
Lengths × Diameter
441, 441, 441, 569 × 51 mm (flange)

¹Other ranges available on request.

²Accuracy established under laboratory conditions.