Product Overview

The 330180-X2-05 MOD:181634-01, also cataloged as the 330180-X2-05 Proximitor Sensor, serves as the primary 3300 XL Proximitor Sensor used to execute control or monitoring functions across automation platforms. This unit functions as an essential signal processing component within an eddy current transducer system. It converts high-frequency RF signals generated by the proximity probe into a proportional output voltage, enabling the measurement of static gap and dynamic rotor vibration. Designed for integration into continuous monitoring systems, the sensor provides linear signal output, which is interpreted by downstream monitoring equipment for rotor dynamics analysis and protective machine shutdowns.

Suffix Breakdown

• 330180: 3300 XL Proximitor Sensor
• 12: 1.0 meter (3.3 feet) system length
• 52: 5.0 meters (16.4 feet) system length
• 92: 9.0 meters (29.5 feet) system length
• 05: CSA, ATEX, IECEx Approvals

Technical Specifications

Brand-Specific Technical Block

The 3300 XL system relies on precise eddy current probe scaling to ensure accuracy. The Proximitor sensor acts as the heart of the transducer loop, maintaining a reference gap voltage, typically centered at -10 VDC. The stability of this reference is critical for maintaining linearity in vibration signal processing. Variations in rotor position change the probe's impedance, which the sensor converts into a -4 V/mm or -200 mV/mil output signal. Proper rotor dynamics analysis requires this output to be free of phase shift or distortion, which is guaranteed by the impedance-matched design of the 3300 XL system components (probe, extension cable, and Proximitor sensor).

Ordering Information

• 1 x 330180-X2-05 Proximitor Sensor
• 1 x DIN rail mounting clip
• 1 x Technical documentation set

Installation Guidelines

• Grounding: The Proximitor sensor case must be isolated from the machine ground to prevent earth loops, typically achieved through non-conductive mounting plates.
• Wiring: Use high-quality coaxial cable with the appropriate characteristic impedance; avoid sharp bends that can alter cable impedance and degrade signal quality.
• Shielding: Ensure that the coaxial shield is continuous and correctly terminated at the sensor connector to minimize electromagnetic interference.
• Backplane/Mounting: Secure the sensor to a flat surface or DIN rail. Ensure the mounting area is vibration-dampened to prevent mechanical stress on the housing.
• Environmental: The sensor housing is ingress-protected but should be located within a climate-controlled cabinet to maintain the specified thermal operating range.

Frequently Asked Questions

• Q: Does this sensor support hot-swap behavior?

  A: No. Disconnecting the coaxial cable while the system is powered can cause a voltage spike, potentially damaging the internal circuitry of the sensor.

• Q: How does the system length affect the load?

  A: The system is a tuned loop. The total length (1 m, 5 m, or 9 m) is calibrated at the factory; changing cable lengths without recalibration will result in signal inaccuracies.

• Q: Does this device require firmware updates?

  A: No. The 3300 XL Proximitor is a purely analog signal conditioner and contains no programmable firmware.

• Q: How is signal isolation managed?

  A: The sensor provides galvanic isolation between the input probe and the output signal loop to prevent ground potential differences from affecting data integrity.

• Q: What is the backplane load?

  A: The Proximitor sensor is powered by the monitoring system's -24 VDC supply; it does not place an electrical load on a digital backplane.

• Q: Can I use this with different probes?

  A: No. The 3300 XL Proximitor must be paired with compatible 3300 XL series probes to maintain the correct sensitivity (7.87 V/mm).

• Q: How do I handle field wiring constraints?

  A: Field wiring must be kept in dedicated conduits separate from AC power and high-current DC lines to avoid induced noise.

• Q: Does it support redundancy switching?

  A: Redundancy is handled by the downstream monitoring system (e.g., 3500 rack); the sensor simply provides the raw vibration signal for those systems.

Engineering Rules

• Proximity probe gaps must be set such that the static output voltage remains near the -10 VDC center point of the linear range.
• Ensure coaxial connectors are torqued to manufacturer specifications to maintain low-resistance contact and prevent intermittent signal loss.
• Coaxial cable bending must not exceed the specified minimum radius to prevent impedance shifts.