Bently Nevada 170190-01 Dual Galvanic Isolator

The Bently Nevada 170190-01 Dual Galvanic Isolator is a precision-engineered signal conditioning module designed to electrically isolate input and output channels between field sensors and monitoring systems. This dual-channel isolator is particularly useful in safety-critical and high-noise industrial environments where electrical separation is essential to protect sensitive equipment and personnel.

Manufactured by Bently Nevada, a global leader in condition monitoring solutions under Baker Hughes, the 170190-01 provides robust galvanic isolation to prevent ground loops, minimize signal interference, and ensure the integrity of vibration and dynamic signal measurements. It plays a critical role in applications where accurate data transfer without common-mode voltage issues is required, such as in hazardous or power-intensive machinery monitoring.

Product Specifications

Applications

The 170190-01 Dual Galvanic Isolator is widely used across heavy industrial sectors for:

• Vibration signal isolation between field sensors and monitoring systems

• Ground loop prevention in complex data acquisition environments

• Rotating machinery diagnostics in power plants, refineries, and offshore platforms

• Electrically noisy environments where signal protection is critical

• Explosion-prone areas where safe electrical separation is required

• PLC and DCS signal interfacing in condition-based maintenance systems

This unit enables reliable data transfer while protecting monitoring systems from high-voltage surges and transients.

Product Advantages

• True Dual-Channel Design

  Two completely independent channels allow for cost-effective signal isolation in dual-sensor systems.

• High Electrical Isolation

  Rated at over 2500 V RMS, ensuring protection against voltage surges and electrical hazards.

• Signal Fidelity

  Maintains the integrity of input signals with extremely low noise and minimal distortion.

• Flexible Mounting Options

  Compact DIN rail or back panel mountable, saving valuable cabinet space.

• Enhanced Safety Compliance

  Certified for use in industrial and potentially hazardous locations, depending on model variant.

• Long-Term Reliability

  Designed to operate continuously in harsh environments without degradation of performance.

Frequently Asked Questions (FAQ)

1. What is the primary function of the Bently Nevada 170190-01?

   It isolates input and output electrical signals, preventing ground loops and signal degradation in industrial monitoring systems.

2. Can the two channels operate independently?

   Yes, each channel is electrically isolated and functions independently.

3. Is this device compatible with the Bently Nevada 3500 system?

   Yes, it is often used to interface field signals with the 3500 monitoring rack.

4. What type of signals can be isolated using this module?

   Analog voltage signals, typically from transducers such as proximity or velocity sensors.

5. Does it require a dedicated power supply?

   Yes, it operates on 24 VDC and may support redundant power supply configurations.

6. Can this be installed in hazardous areas?

   Certain models may be certified for use in ATEX or Class I Div 2 environments. Check product label for specific certifications.

7. What is the installation method?

   The module can be DIN rail or back panel mounted inside control cabinets.

8. Is calibration required during setup?

   Factory calibration is provided, but fine-tuning may be necessary depending on system requirements.

9. How long does the device last under continuous use?

   Designed for industrial-grade performance, the unit can function reliably for over 10 years with proper conditions.

10. Is there a risk of signal delay or loss?

    No, the device is engineered to preserve signal timing and amplitude with minimal loss (<0.1%).