Emerson PR6426/000-030 non-contact eddy-current proximity probe proximitor

The Emerson PR6426/000-030 is a non-contact eddy-current proximity probe (proximitor) designed for vibration and displacement monitoring in industrial machinery. It is part of the Bently Nevada product line (now under Emerson) and is widely used in turbines, compressors, pumps, and other rotating equipment.

Key Specifications

Parameter Details

Model PR6426/000-030

Type Eddy-current displacement sensor

Measurement Range Typically 0 to 2 mm (depends on calibration)

Output Signal -2 to -18V DC (proportional to gap distance)

Power Supply -24V DC (provided by a compatible monitor like Bently Nevada 3300/3500)

Cable Length 9 meters (30 feet)

Temperature Range -40°C to +120°C (standard)

Frequency Response 0 to 10 kHz

Target Material Ferrous metals (e.g., steel shafts)

Applications

Shaft vibration monitoring

Radial/axial position measurement

Thrust bearing monitoring

Rotor dynamics analysis