For additional discounts, please contact our five-star sales manager Lisa Lin.

Description：

The Bently Nevada 129715-138-40-05-05 is a high-performance proximity sensing device designed for continuous vibration and shaft position monitoring in critical rotating machinery applications. As part of the renowned 3300 XL series from Bently Nevada, this 129715-138-40-05-05 proximity sensor utilizes advanced eddy-current sensing technology to provide accurate, stable, and reliable measurements in demanding industrial environments.

The sensor is commonly used in steam turbines, gas turbines, compressors, pumps, motors, and generators where precise shaft vibration and displacement monitoring are essential for predictive maintenance and machine protection systems. The 3300 XL series is widely recognized for its excellent temperature stability, electromagnetic interference resistance, and API 670 compliance.

Specification：

Frequently asked questions

Q1: What is the Bently Nevada 129715-138-40-05-05 Proximity Sensor?

A1: It is a 3300 XL series proximity sensor designed for non-contact vibration and displacement measurement in rotating machinery condition monitoring systems.

Q2: What series does this sensor belong to?

A2: It belongs to the Bently Nevada 3300 XL proximity measurement system family.

Q3: What is the 129715-138-40-05-05 case length of this model?

A3: The case length option “138” corresponds to 138 mm.

Q4: What is the 129715-138-40-05-05 total cable length?

A4: The 129715-138-40-05-05 total length is 0.5 meters.

Q5: What is the 129715-138-40-05-05 operating temperature range?

A5: The 129715-138-40-05-05 operating temperature range is -52°C to +100°C.

Product Applications

Electric power industry: Monitoring of shaft systems for large and medium-sized steam turbines, gas turbines, and hydroelectric generating units.

Petroleum and natural gas: Large compressors, high-power pumps, and driving turbines in offshore drilling platforms, refineries, and natural gas transmission pipelines.

Chemical and petrochemical: Online monitoring of core power equipment such as ethylene cracking gas compressors, air separation units, and high-pressure reaction vessel mixers.

Metallurgy and steel: Monitoring of large blast furnace blowers, high-temperature gas residual pressure power generation (TRT) units, and large steel rolling machine rotors.

General mining and heavy machinery: Safety status protection for large mineral processing mills, gearboxes, and large cooling and circulation pumps.