The Bently Nevada 990-05-XX-01-00 MOD:165335-01, also cataloged as the 990-05-XX-01-00 Vibration Transmitter, serves as a fixed-output vibration monitoring module that converts proximity probe dynamic displacement signals into a proportional analog transmission output within the 990 transmitter loop architecture.

Configured for continuous vibration signal conditioning in 3300 XL compatible measurement chains, the Bently Nevada 990-05-XX-01-00 MOD:165335-01 (990-05-XX-01-00 Vibration Transmitter) provides direct signal scaling and loop-level electrical conditioning for downstream control or monitoring systems.

Hardware Specifications

Eddy-Current Scaling & Signal Conditioning Behavior

The 990 transmitter processes eddy-current probe-derived displacement signals through internal linearization circuitry, maintaining proportional scaling across the configured full-scale vibration range. Signal integrity depends on stable probe gap voltage correlation and controlled impedance matching across the sensor-to-transmitter loop.

Cross-channel interference suppression is managed through internal filtering stages that stabilize amplitude fluctuation under variable rotor dynamic conditions. The output loop maintains deterministic scaling behavior aligned with standard proximity transducer calibration references.

Suffix Breakdown & Model Matrix

• 990: Vibration transmitter platform

• 05: Full-scale range 0-5 mils pp (0-125 um pp)

• XX: System length selection placeholder (5.0 m / 7.0 m option mapping)

• 01: 35 mm DIN rail mounting configuration

• 00: No agency approval option

• MOD:165335-01: Factory modification identifier

Hardware Specifications

Ordering info

• 1 × 990-05-XX-01-00 MOD:165335-01 vibration transmitter

• DIN rail mounting clip assembly (35 mm standard)

• Factory calibration configuration for selected system length option

• ESD protective packaging for industrial instrumentation

Field Installation Guidelines

The transmitter shall be installed on a grounded 35 mm DIN rail to ensure mechanical stability and reference potential consistency. Signal wiring from proximity probe systems must maintain shield continuity from probe head through to transmitter input terminal.

Cable routing must avoid parallel alignment with high-voltage conductors to reduce induced noise coupling. Shield termination is recommended at single-point grounding to prevent loop current artifacts in vibration signal paths.

System configuration should confirm correct full-scale selection prior to energization to avoid saturation of internal signal conditioning stages.

Delivery Information

Delivery time: 2-7 days when payment finish via DHL / FEDEX / UPS.
All units are packed in anti-static industrial packaging with reinforced shock-resistant containment suitable for vibration monitoring instrumentation.
Shipment handled through controlled export logistics channel from Xiamen hub.

Technical FAQs

Q: Can the 990 transmitter operate without a dedicated proximity probe system?
A: No. The device requires an external eddy-current probe input signal to generate calibrated output.

Q: What is the effect of incorrect system length configuration (5 m / 7 m)?
A: Incorrect configuration may result in scaling deviation and reduced linearity across the measurement range.

Q: Is DIN rail grounding required for stable operation?
A: Yes. DIN rail grounding provides reference stability and reduces common-mode noise coupling.

Q: Does the transmitter support hot-swap replacement?
A: Hot-swap is not supported; removal requires de-energization of the loop to avoid signal transients.

Q: How is signal isolation implemented internally?
A: Internal conditioning stages provide electrical separation between probe input and loop output to reduce interference propagation.