Bently Nevada TK-3E-177313-02-02-00 Fail-Safe Proximity Test Kit

Overview

Bently Nevada TK-3E-177313-02-02-00 Fail-Safe Proximity Test Kit for Industrial Control Reliability

The Bently Nevada TK-3E-177313-02-02-00 is a precision-engineered proximity system test kit designed for the Bently Nevada 3500 Series machinery protection platform — one of the most widely deployed continuous monitoring architectures in rotating equipment protection worldwide. In critical industrial environments where unplanned downtime carries severe operational and safety consequences, this test kit provides the field verification capability necessary to confirm that proximity probes, extension cables, and Proximitor® sensors are performing within specification before and after installation.

Engineered for use in continuous production facilities, the TK-3E-177313-02-02-00 enables maintenance engineers and reliability technicians to validate the complete proximity measurement chain — from probe tip to monitor input — without removing equipment from service unnecessarily. This capability is essential in high-stakes applications where a single undetected sensor fault can trigger spurious shutdowns, mask genuine machinery faults, or compromise the integrity of a safety instrumented function.

Fail-Safe Reliability Table

Control Cabinet Protection Strategy

In a well-designed machinery protection cabinet built around the Bently Nevada 3500 Series, the TK-3E-177313-02-02-00 test kit plays a foundational role in the commissioning and periodic verification workflow. The 3500 rack typically integrates a 3500/22M Transient Data Interface for high-resolution transient capture, a 3500/42M Proximitor®/Seismic Monitor for radial vibration and position measurement, and a 3500/25 Enhanced Keyphasor® Module for phase reference and speed tracking. Each of these modules depends on a verified, calibrated proximity measurement chain — which is precisely what the TK-3E-177313-02-02-00 is designed to confirm.

During cabinet commissioning or after a field event such as a surge, ground fault, or cable damage, technicians use this test kit to re-verify that the 3300 XL proximity probe and its associated extension cable are delivering the correct DC gap voltage and sensitivity before reconnecting to the monitor. This prevents false OK signals from reaching the 3500/20 Rack Interface Module and ensures that the system’s relay outputs — which may be wired into a Safety Instrumented System (SIS) or emergency shutdown (ESD) circuit — are responding to real machinery data rather than a degraded sensor signal.

In cabinets where power quality is a concern, the 3500/15 Power Supply Module provides the regulated DC supply to the Proximitor® sensors. Verifying sensor performance with the TK-3E-177313-02-02-00 after any power event — including voltage sags, transient surges, or supply switchovers — is a recommended practice to confirm that no latent sensor damage has occurred. This is particularly important in facilities where the 3500 rack is integrated with a System 1® Evolution software platform for continuous online monitoring, as undetected sensor drift can propagate silently into trend data and mask developing faults.

Critical Industrial Safety Applications

The TK-3E-177313-02-02-00 is deployed across a broad range of heavy industrial sectors where rotating machinery protection is a regulatory and operational imperative.

In petrochemical and refinery environments, this test kit is used to verify the proximity measurement chains on critical compressors, turbines, and pumps that operate continuously under API 670 machinery protection requirements. A failed or drifted proximity sensor in these applications can result in either a spurious trip — causing costly unplanned shutdowns — or a missed alarm, allowing a developing bearing failure or rotor rub to progress undetected. The TK-3E-177313-02-02-00 provides the field-portable verification capability to eliminate both failure modes.

In power generation facilities — including gas turbine, steam turbine, and hydro generator installations — the 3500 Series is frequently specified as the primary machinery protection system. Periodic verification of proximity sensor performance using this test kit is part of the planned maintenance cycle, ensuring that vibration and eccentricity measurements remain accurate across the full operating speed range, from startup through full-load operation.

In mining and mineral processing operations, where high dust loading, moisture ingress, and mechanical vibration create accelerated sensor degradation, the TK-3E-177313-02-02-00 enables rapid on-site assessment of sensor condition without requiring laboratory equipment. This supports a condition-based maintenance approach that reduces unnecessary sensor replacements while ensuring that degraded sensors are identified and replaced before they compromise protection system integrity.

In water and wastewater treatment plants, metallurgical facilities, and port and marine applications — where large pumps, blowers, and propulsion drives operate in corrosive or high-humidity environments — this test kit supports the routine verification protocols that keep machinery protection systems operating reliably between scheduled outages.

Safety and Quality FAQ

Q1: What support terms coverage is provided for the TK-3E-177313-02-02-00?
All units are covered by a support terms confirmed by quotation from the date of shipment. This covers functional defects and performance deviations from published specifications. Support requests are supported with direct technical assistance and replacement unit coordination.

Q2: Is pre-shipment functional testing performed on every unit?
Yes. Every TK-3E-177313-02-02-00 unit undergoes full functional verification prior to dispatch. This includes confirmation of kit completeness, electrical continuity checks, and operational verification against Bently Nevada 3500 Series compatibility requirements. A test record is maintained for each shipment.

Q3: Is this test kit compatible with all 3500 Series proximity monitoring modules?
The TK-3E-177313-02-02-00 is designed for use with the Bently Nevada 3300 XL 8mm and 11mm proximity probe series, which are the standard probes used with 3500/42M and related proximity monitoring modules. Compatibility with specific probe-cable-Proximitor® combinations should be confirmed against the Bently Nevada system configuration documentation for the target installation.

Q4: Can long-term supply agreements be arranged for this part?
Yes. KNMKS supports 12 to 36-month supply agreements for critical spare parts including the TK-3E-177313-02-02-00. This is particularly relevant for facilities operating multiple 3500 Series racks across multi-site installations, where consistent spare parts availability is a maintenance planning requirement. Contact our team to discuss volume, lead time, and consignment options.

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Bently Nevada
Bently Nevada

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TK-3E-177313-02-02-00
3500 Series

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Other Components

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