Description
Overview
The TK3-2E 14700-01 from Bently Nevada is an electrically powered calibration and verification instrument developed for testing proximity transducer systems and machinery protection monitors. As part of the TK-3 Proximity System Test Kit family, this unit is designed to simulate shaft displacement and mechanical vibration for accurate calibration of vibration monitoring equipment used in rotating machinery applications.
The TK3-2E supports diagnostic verification of probe systems, monitor inputs, and Proximitor sensor performance without requiring complex external test equipment. The integrated wobble plate assembly and spindle micrometer provide repeatable mechanical motion for precise calibration procedures in maintenance workshops and field service environments.
Key Features
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Electric-driven calibration platform for proximity monitoring systems
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Simulates shaft vibration and shaft position movement
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Compatible with Bently Nevada 3300, 3500, and 7200 monitoring systems
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Motor-driven wobble plate for controlled vibration generation
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Precision spindle micrometer for displacement verification
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Universal probe mounting adapter for multiple probe diameters
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Allows vibration calibration without oscilloscope use
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Portable bench-top configuration for maintenance and commissioning work
Technical Specifications
| Parameter |
Specification |
| Brand |
Bently Nevada |
| Model |
TK3-2E 14700-01 |
| Product Type |
Proximity System Calibration Instrument |
| Series |
TK-3 Proximity System Test Kit |
| Power Input |
95–125 Vac or 190–250 Vac |
| Frequency |
50/60 Hz |
| Minimum Current Requirement |
1 A |
| Drive Type |
Electric Motor Driven |
| Mechanical Vibration Range |
50–254 µm peak-to-peak |
| Vibration Range (Imperial) |
2–10 mils peak-to-peak |
| Speed Range |
0–5000 cpm ±1000 cpm |
| Micrometer Measurement Range |
0–25.4 mm |
| Imperial Micrometer Range |
0–1000 mils |
| Supported Probe Diameters |
5 mm to 19 mm |
| Target Material |
AISI 4140 Alloy Steel |
| Mounting Arrangement |
Swing-arm probe holder with magnetic base |
| Dimensions |
195 × 299 × 248 mm |
| Weight |
5.22 kg |
| Installation Environment |
Indoor use only |
| Maximum Operating Altitude |
2000 m |
Calibration Functions
The TK3-2E is designed to validate the operating condition and linearity of proximity transducer systems used in critical machinery protection applications.
Core calibration functions include:
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Verification of proximity probe linearity
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Calibration of shaft position monitors
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Simulation of mechanical shaft vibration
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Testing of Proximitor sensor voltage response
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Validation of vibration monitor display accuracy
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Comparison of monitor readings against known displacement values
The spindle micrometer assembly enables calibrated target movement toward or away from the probe tip, while the wobble plate assembly generates controlled mechanical vibration for dynamic testing procedures.
Application Areas
The TK3-2E is commonly used in industries where rotating equipment condition monitoring is critical, including:
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Power generation plants
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Oil and gas facilities
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Petrochemical processing
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Compressor and turbine maintenance
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Predictive maintenance laboratories
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Rotating equipment service centers
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Reliability engineering programs
FAQ
What is the purpose of the TK3-2E calibration instrument?
The unit is used to simulate shaft vibration and position movement for calibration and verification of proximity probe systems and machinery monitoring equipment.
Does the TK3-2E require an oscilloscope for operation?
No. The instrument is designed so vibration measurements can be verified using the supplied dial micrometer and a standard voltmeter.
Which monitoring systems are compatible with this unit?
The TK3-2E is commonly used with Bently Nevada 3300, 3500, and 7200 series vibration monitoring systems.
