VIBRO-METER TQ402 111-402-000-012 A1-B1-C072-D000-E010-F0-G000-H05 Proximity Sensor

VIBRO-METER TQ402 111-402-000-012 Proximity Sensor

VIBRO-METER TQ402 111-402-000-012 delivers non-contact shaft displacement measurement.

This eddy current probe captures precise vibration and axial position signals.

VIBRO-METER TQ402 111-402-000-012 fully complies with API 670 industry standards.

Full Datasheet Technical Parameters

Measurement & Electrical Specifications

Measuring Range: 2 mm standard linear displacement detection scale

Standard Sensitivity: 8 mV/µm fixed industrial measurement sensitivity

Frequency Response: DC to 20 kHz flat bandwidth at -3 dB rating

Full Scale Linearity Error: ≤1% precise linear signal output performance

Temperature Compensation: Integrated thermal drift correction circuit

Signal Output Mode: Voltage and current dual selectable output signals

Short Circuit Protection: Built-in protection for field signal circuits

Mechanical Specifications

Probe Diameter: 5 mm compact miniature probe body dimension

Mounting Thread: Standard industrial threaded fixed installation structure

Integral Cable Length: 7.2 meter low-noise coaxial signal cable

Cable Structure: 70-ohm impedance shielded industrial signal wire

Unit Weight: Lightweight compact probe assembly for tight mounting spaces

Environmental Specifications

Operating Temperature: -40°C to +180°C continuous working range

Short-Term Peak Temperature: +220°C transient thermal tolerance

Ingress Protection Grade: IP68 dust-tight and waterproof rating

Vibration Resistance: 5 g peak vibration endurance (10 Hz–500 Hz)

Shock Resistance: 15 g peak mechanical impact resistance capacity

Hazardous Area Certification: Ex certified for explosive zone deployment

Industry Compliance: Fully meets API 670 machinery protection standards

Core Functional Features

High-Precision Detection Performance

Fixed high sensitivity ensures repeatable industrial measurement data.

Wide bandwidth captures full-spectrum dynamic mechanical vibration.

Thermal compensation eliminates temperature-induced signal errors.

Harsh Environment Adaptability

IP68 sealed structure resists dust, moisture and liquid ingress.

High-temperature probe design sustains extreme thermal conditions.

Reinforced cable shielding reduces on-site electromagnetic interference.

Standard System Compatibility

Matches IQS450 signal conditioners and VM600 monitoring racks.

Dual signal output modes adapt to DCS and PLC system interfaces.

Short-circuit protection improves long-term field operational safety.

Industrial Monitoring Applications

Turbomachinery Condition Monitoring

The proximity probe monitors radial vibration of turbine rotor shafts.

The sensor tracks axial position displacement for generator units.

The assembly supports safety protection for gas and steam turbines.

Process Industry Predictive Maintenance

The probe serves continuous monitoring of industrial compressors.

The sensor operates stably in petrochemical hazardous working zones.

The unit provides accurate data for equipment fault early warning.