PR9268/302-100 (EPRO/Emerson High Temperature Long Cable Bearing Vibration Sensor)

PR9268/302-100 is a high-temperature passive magneto-electric bearing vibration sensor (bearing vibration) for absolute vibration monitoring of bearing housings. It is resistant to high temperatures up to 200°C, with an 8-meter unarmored, bare wire end.

Model breakdown (9268/302-100)

9268: EPRO bearing vibration sensor series (passive, magneto-electric)

30: High-temperature type (-20°C to +200°C), sensitivity 28.5 mV/mm/s, low frequency 4Hz to 1000Hz

2: Cable length 8m

1: Cable end: bare wire (no connector)

0: No armor

Core parameters (official)

Measurement object: Absolute vibration (velocity) of bearing housing

Principle: Electromagnetic induction, passive, no power supply required

Sensitivity: 28.5 mV/mm/s (±5%)

Frequency response: 4Hz - 1000Hz (±3dB)

Range: ±1500 μm (peak-to-peak 3000 μm)

Operating temperature: -20℃ - +200℃ (long-term)

Protection level: IP65

Cable: 8m without armored shielding, high-temperature resistant

Installation: Vertical / Horizontal, deviation ≤ ±10°

Shell: Stainless steel, corrosion-resistant

Differentiation of the same model (302-000/302-100)

9268/302-000: 8m armored cable, Harting connector

9268/302-100: 8m unarmored cable, bare wire end

Key differences from 301-100

9268/301-100: 5m unarmored, bare wire end

9268/302-100: 8m unarmored, bare wire end (long cable version)

Compatibility and accessories

Direct compatibility: MMS3120, MMS6210, MMS6000 series cards

Application scenarios: High-temperature fans, boiler induced draft fans, high-temperature pumps, steam turbine high-temperature bearings, etc. for vibration monitoring of the bearing housing