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Bently Nevada 126623-01 Aero GT Vibration I/O Module

Configured for vibration signal acquisition in Aero GT monitoring systems, the Bently Nevada 126623-01 (126623-01 Aero GT Vibration I/O Module) provides direct physical and electrical execution for dual-channel vibration measurement and analog signal conversion.

Hardware Specifications

Parameter	Specification
Model	126623-01
Brand	Bently Nevada
Product Type	Aero GT Vibration I/O Module
Origin	USA
Weight	0.26 kg
Dimensions	5 x 9.8 x 22.8 cm (shipping size)
Operating Temp	-40 deg C to +85 deg C (-40 deg F to +185 deg F)
Power Consumption	<15 W typical
Supply Voltage	24 VDC +/-10%
Input Channels	2 independent channels
Signal Input Range	+/-10 V IEPE, 4-20 mA velocity input
Sampling Rate	Up to 100 kHz per channel
Frequency Response	0.5 Hz to 20 kHz (+/-3 dB)
Dynamic Range	100 dB typical
ADC Resolution	24-bit
Analog Output	4-20 mA
Vibration Resistance	5 g, 10-500 Hz per ISO 10816
Humidity Range	5-95% RH non-condensing
Tariff Code	8537101190

Eddy-Current Signal Processing and Rotor Dynamics Monitoring

The Bently Nevada 126623-01 interfaces with vibration measurement circuits by processing dynamic signals from rotating equipment monitoring sensors. The module supports signal conditioning for IEPE vibration inputs and velocity measurement loops while maintaining measurement bandwidth from 0.5 Hz to 20 kHz.

Bently Nevada monitoring architectures use eddy-current probe scaling methods to convert probe displacement variations into proportional electrical signals. Gap voltage validation procedures typically reference -10 VDC target conditions for probe operating point verification. The module design supports vibration data acquisition requirements related to rotor dynamics analysis, including shaft movement evaluation, vibration amplitude tracking, and machine condition assessment.

Signal integrity functions include input conditioning methods intended to reduce cross-talk suppression effects between independent vibration channels. The dual-channel configuration allows separated measurement paths for synchronized vibration monitoring applications.

Frequently Asked Questions

Q: What input signal types are supported by the 126623-01 module?
A: The module supports +/-10 V IEPE vibration signals and 4-20 mA velocity signals through two independent input channels.

Q: What is the analog conversion capability of this module?
A: The module uses a 24-bit ADC resolution with sampling rates up to 100 kHz per channel for vibration signal acquisition.

Q: What environmental conditions are specified for operation?
A: The module is specified for operation from -40 deg C to +85 deg C with 5-95% RH non-condensing humidity.

Field Installation Guidelines

Install the 126623-01 module according to the equipment rack and system wiring requirements defined for the Aero GT monitoring platform.

Use shielded instrumentation cables for vibration signal connections. Connect cable shields according to the system grounding design to reduce electromagnetic interference. Separate vibration input wiring from high-current power conductors and switching circuits.

Verify the 24 VDC supply polarity before energizing the module. Confirm sensor wiring, signal range selection, and grounding continuity before system commissioning. Check vibration input channels for correct scaling and signal response after installation.

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