Bently Nevada 170190-01 141380-03 Dual Galvanic Isolator

The Bently Nevada 170190-01 141380-03 Dual Galvanic Isolator is a high-performance isolation module designed for industrial machinery monitoring systems. It provides electrical isolation between multiple signal paths, preventing ground loops, reducing noise, and protecting sensitive monitoring and control equipment.

As part of Bently Nevada’s 3300 Series Machinery Protection System, this dual isolator module allows two independent signal channels to pass through safely while maintaining galvanic separation. This ensures accurate data acquisition from proximity probes, vibration sensors, and other transducers without interference from electrical faults or potential differences between system components.

The module is particularly useful in complex industrial environments such as power plants, oil & gas facilities, and heavy manufacturing, where signal integrity and equipment protection are critical. Its rugged construction ensures reliable operation even under high vibration, extreme temperatures, and electrical noise conditions.

Product Specifications

Product Applications

The 170190-01 Dual Galvanic Isolator is commonly used in industrial machinery monitoring and protection:

• Turbomachinery – Isolates signals from dual proximity probes and vibration sensors for accurate rotor monitoring.

• Generators and Motors – Protects monitoring electronics from potential differences in large power systems.

• Redundant Monitoring Systems – Provides isolated dual channels for safety-critical machinery applications.

• Oil & Gas Industry – Isolates signals in compressors, turbines, and offshore equipment to prevent electrical interference.

• Power Plants – Ensures clean signal transmission for generator and turbine monitoring in thermal and hydro power plants.

• Industrial Automation – Protects sensitive control systems and sensors from electrical noise and ground loops.

Product Advantages

• Dual Channel Isolation – Provides galvanic separation for two independent signal channels.

• Signal Integrity – Reduces noise, prevents ground loops, and maintains accurate analog measurements.

• Wide Compatibility – Works with 4–20 mA, ±10 V, and standard transducer outputs.

• High Isolation Voltage – Rated at 1500 V AC for input-to-output separation.

• Flexible Mounting – Supports DIN rail or 3300 series rack installation.

• Robust Design – Withstands industrial vibration, temperature variations, and electrical interference.

• Standards Compliant – Meets IEC, CE, and UL requirements for safe and reliable operation.

FAQ

1. What is the primary function of the 170190-01 Dual Galvanic Isolator?

   It provides galvanic isolation for two independent channels, preventing ground loops and maintaining signal integrity.

2. How many channels can this module isolate?

   It isolates two independent channels simultaneously.

3. Which types of signals are supported?

   It supports 4–20 mA, ±10 V analog signals, and outputs from proximity and vibration transducers.

4. What is the isolation voltage rating?

   The module provides 1500 V AC isolation between input and output.

5. Can it be mounted on a DIN rail?

   Yes, it supports both DIN rail mounting and integration into 3300 series racks.

6. What is the frequency response of the isolator?

   It operates from 0 Hz to 10 kHz, suitable for high-speed vibration and position signals.

7. How accurate is the signal transmission through this module?

   The module maintains ±0.25% full-scale linearity, ensuring precise signal transmission.

8. Is it suitable for redundant monitoring systems?

   Yes, dual-channel isolation supports redundancy in safety-critical monitoring setups.

9. Can it operate in harsh industrial environments?

   Yes, it is rated for -40 to 70 °C and 5–95% relative humidity (non-condensing).

10. Which standards does this module comply with?

    It complies with IEC 61010, CE, and UL, ensuring safe and reliable operation in industrial conditions.