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The Bently Nevada TK3-2E 177313-02-02 Proximity System Test Kit is a specialized test kit used for checking and troubleshooting compatible proximity measurement systems in rotating machinery applications.
Proximity systems are commonly used where shaft position, displacement, or vibration-related movement needs to be monitored. During commissioning or maintenance, a technician may need to determine whether an abnormal signal comes from the probe itself, the extension cable, the associated electronics, or the monitoring channel. A dedicated test kit allows this part of the system to be evaluated under controlled conditions.
The TK3-2E is therefore mainly a service and diagnostic tool, rather than a component that remains permanently installed in the machinery protection system. It can be useful during field maintenance, workshop testing, system commissioning, and fault investigation.
For maintenance teams working with rotating equipment, having a dedicated proximity-system test setup can make troubleshooting more systematic because the measurement chain can be checked without depending entirely on the machine’s normal operating condition.
| Parameter | Details |
|---|---|
| Manufacturer | Bently Nevada |
| Model | TK3-2E 177313-02-02 |
| Product Type | Proximity System Test Kit |
| Series / Family | TK3-2E |
| Main Function | Proximity System Testing and Verification |
| System Role | Test and Calibration Equipment |
| Application | Machinery Condition Monitoring |
| Typical Use | Proximity Probe and Measurement-System Testing |
| Dimensions | 195 × 299 × 248 mm |
| Weight | 5.22 kg |
The TK3-2E 177313-02-02 is intended for practical testing of compatible proximity-system equipment.
Key characteristics include:
The specific equipment and test procedure should be confirmed before connecting the test kit to an installed proximity system.
A typical test arrangement can be understood as:
TK3-2E Test Kit → Proximity System → Monitoring Equipment
Under normal operating conditions, the proximity probe detects movement of the monitored shaft and sends a corresponding signal through the associated cable and electronics.
When maintenance personnel need to check the system, the test kit can be introduced into the measurement setup to create a controlled test condition. The response of the connected equipment can then be evaluated against the expected behavior.
This is particularly useful when a machinery monitoring channel produces an unexpected indication. Instead of immediately replacing the probe, technicians can work through the measurement path and determine whether the abnormal behavior originates from the sensor, cabling, interface electronics, or monitoring equipment.
The test kit is therefore most useful as part of a structured troubleshooting process rather than as an operating component of the machinery protection system.
The TK3-2E 177313-02-02 is suited to maintenance and diagnostic work involving rotating machinery and proximity-based monitoring systems.
| Application | Typical Use |
|---|---|
| Turbomachinery Maintenance | Proximity-system verification |
| Compressor Systems | Sensor and signal-path testing |
| Pump Systems | Shaft-monitoring diagnostics |
| Power Generation | Machinery protection maintenance |
| Industrial Rotating Equipment | Condition-monitoring troubleshooting |
| Machinery Commissioning | Initial proximity-system testing |
| Maintenance Workshops | Bench testing and verification |
| Field Service | On-site diagnostic work |
The actual application depends on the type of proximity system and monitoring equipment being tested.
The TK3-2E normally works with the individual components that make up a proximity measurement chain.
| Component | Function |
|---|---|
| TK3-2E 177313-02-02 | Provides proximity-system test capability |
| Proximity Probe | Detects shaft movement or displacement |
| Probe Extension Cable | Transfers the probe signal |
| Proximity Interface Electronics | Processes the probe signal |
| Monitoring Module | Receives and evaluates measurement information |
| Machinery Protection System | Monitors machine condition |
| Monitoring Rack | Houses compatible monitoring electronics |
| Test Cables / Accessories | Connect the test kit to the equipment under test |
When diagnosing an abnormal signal, it is useful to evaluate these components as a complete system. A fault in one section of the signal path can produce symptoms that appear elsewhere in the monitoring system.
The TK3-2E 177313-02-02 is portable test equipment, so installation considerations are different from those for a permanently mounted monitoring module.
Before use, inspect the test kit, cables, connectors, and accessories. The equipment being tested should also be identified before making any connections.
Recommended checks include:
When a proximity system produces an abnormal reading, calibration or test results should be evaluated alongside the actual operating condition of the machine. An instrumentation system can be functioning correctly while accurately reporting a genuine mechanical change.
For the TK3-2E 177313-02-02, related equipment should be selected according to the proximity measurement system and machinery-monitoring application.
| Model / Component | Type | Primary Function | Application |
|---|---|---|---|
| Bently Nevada TK3-2E 177313-02-02 | Proximity System Test Kit | Proximity-system testing | Machinery maintenance |
| Bently Nevada TK-3E 177313-01-01 | Proximity System Test Kit | System testing and verification | Rotating machinery |
| Bently Nevada TK3-2E 14700-01 | Calibration Instrument | Calibration and verification | Vibration monitoring |
| Bently Nevada 7200 Series Proximity Probes | Proximity Probe | Shaft displacement measurement | Rotating equipment |
| Bently Nevada Proximity Extension Cables | Sensor Cable | Probe signal transmission | Proximity systems |
| Bently Nevada Monitoring Modules | Monitoring Hardware | Signal processing and monitoring | Machinery protection |
When choosing related components, the probe type, cable arrangement, monitoring hardware, and intended test procedure should be checked together.
A test kit is brought into the system when technicians need to perform verification, commissioning, or troubleshooting. A monitoring module, by contrast, normally remains installed as part of the machinery monitoring or protection system.
Typical situations include commissioning a new proximity measurement system, investigating an abnormal sensor signal, checking equipment during preventive maintenance, or verifying a system after component replacement.
Yes. The extension cable, interface electronics, monitoring module, wiring, configuration, or even the actual mechanical condition of the machine can contribute to an abnormal indication. Testing the complete signal path helps narrow down the cause.
The test kit’s part number, cables, connectors, accessories, equipment under test, and intended test configuration should be checked. The applicable test procedure should also be established before connections are made.