135489-02 is a Bently Nevada I/O module designed for safe signal acquisition from proximity, acceleration, and velocity sensors in industrial vibration monitoring systems. It integrates internal barriers and internal terminations to simplify wiring architecture while maintaining intrinsic safety compliance in hazardous area installations. The module is commonly used in turbine protection systems, compressors, and critical rotating machinery where reliable multi-channel vibration input is required for continuous condition monitoring.
This I/O module supports 2 proximity or accelerometer channels and 2 Velomitor channels, enabling mixed-sensor configurations within a single module. It is widely deployed in oil and gas facilities, power generation stations, and petrochemical plants where system reliability and reduced wiring complexity directly impact maintenance efficiency and downtime control.
2 Prox/Accel channels for shaft vibration and displacement monitoring
2 Velomitor channels for casing vibration velocity measurement
Internal barriers for intrinsic safety signal isolation
Internal terminations for simplified cabinet wiring and reduced installation complexity
The internal barrier design eliminates the need for external isolators, reducing cabinet space requirements and improving system integration efficiency. The module ensures stable signal conditioning between field sensors and monitoring systems while maintaining electrical protection in hazardous environments.
| Parameter | Details |
|---|---|
| Model | 135489-02 |
| Brand | Bently Nevada |
| Product Type | I/O Module with Internal Barriers |
| Origin | Made in U.S.A |
| Input Channels | 2 Prox/Accel + 2 Velomitor |
| Signal Type | Vibration displacement and velocity inputs |
| Safety Feature | Internal intrinsic safety barriers |
| Termination | Internal signal termination |
| Application | Turbine, compressor, pump monitoring |
| Operating Environment | Industrial hazardous areas |
| Power Consumption | System rack powered |
| Weight | 0.201 kg |
| Shipping Weight | 2 kg |
| Installation Type | Rack-mounted I/O module |
Can this module handle both proximity and velocity signals simultaneously?
Yes. It supports 2 proximity or accelerometer inputs and 2 Velomitor velocity channels in parallel.
Does this module require external signal barriers?
No. It includes internal barriers, which reduces external wiring and cabinet complexity.
Is it compatible with 3500 monitoring systems?
Yes. It is designed for integration within Bently Nevada 3500 series monitoring architectures.
What happens if a channel fails?
A failed channel will trigger diagnostic alerts in the monitoring system without affecting remaining channels.
Install the module in a properly grounded rack enclosure to maintain signal integrity and intrinsic safety compliance. Poor grounding can introduce measurement noise across all channels.
Keep field wiring separated from high voltage power lines and VFD cables to avoid electromagnetic interference, especially in turbine control cabinets.
Verify correct channel configuration during commissioning. Misconfigured input types (Prox/Accel vs Velomitor) can lead to incorrect vibration interpretation.
Global Express Shipping
Returns & Warranty
Manufacturer: Bently Nevada
Product No.: 135489-02
Country of origin:United States
Product Type: I/O Module
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 201g
Shipping port: Xiamen
Warranty: 12 months
135489-02 is a Bently Nevada I/O module designed for safe signal acquisition from proximity, acceleration, and velocity sensors in industrial vibration monitoring systems. It integrates internal barriers and internal terminations to simplify wiring architecture while maintaining intrinsic safety compliance in hazardous area installations. The module is commonly used in turbine protection systems, compressors, and critical rotating machinery where reliable multi-channel vibration input is required for continuous condition monitoring.
This I/O module supports 2 proximity or accelerometer channels and 2 Velomitor channels, enabling mixed-sensor configurations within a single module. It is widely deployed in oil and gas facilities, power generation stations, and petrochemical plants where system reliability and reduced wiring complexity directly impact maintenance efficiency and downtime control.
2 Prox/Accel channels for shaft vibration and displacement monitoring
2 Velomitor channels for casing vibration velocity measurement
Internal barriers for intrinsic safety signal isolation
Internal terminations for simplified cabinet wiring and reduced installation complexity
The internal barrier design eliminates the need for external isolators, reducing cabinet space requirements and improving system integration efficiency. The module ensures stable signal conditioning between field sensors and monitoring systems while maintaining electrical protection in hazardous environments.
| Parameter | Details |
|---|---|
| Model | 135489-02 |
| Brand | Bently Nevada |
| Product Type | I/O Module with Internal Barriers |
| Origin | Made in U.S.A |
| Input Channels | 2 Prox/Accel + 2 Velomitor |
| Signal Type | Vibration displacement and velocity inputs |
| Safety Feature | Internal intrinsic safety barriers |
| Termination | Internal signal termination |
| Application | Turbine, compressor, pump monitoring |
| Operating Environment | Industrial hazardous areas |
| Power Consumption | System rack powered |
| Weight | 0.201 kg |
| Shipping Weight | 2 kg |
| Installation Type | Rack-mounted I/O module |
Can this module handle both proximity and velocity signals simultaneously?
Yes. It supports 2 proximity or accelerometer inputs and 2 Velomitor velocity channels in parallel.
Does this module require external signal barriers?
No. It includes internal barriers, which reduces external wiring and cabinet complexity.
Is it compatible with 3500 monitoring systems?
Yes. It is designed for integration within Bently Nevada 3500 series monitoring architectures.
What happens if a channel fails?
A failed channel will trigger diagnostic alerts in the monitoring system without affecting remaining channels.
Install the module in a properly grounded rack enclosure to maintain signal integrity and intrinsic safety compliance. Poor grounding can introduce measurement noise across all channels.
Keep field wiring separated from high voltage power lines and VFD cables to avoid electromagnetic interference, especially in turbine control cabinets.
Verify correct channel configuration during commissioning. Misconfigured input types (Prox/Accel vs Velomitor) can lead to incorrect vibration interpretation.
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|---|---|---|---|---|
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Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Silver
|
| Country of origin |
United States
|
| Power source |
DC Power
|
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