Introduction
The 330130-045-01-05 is a industrial vibration sensor, most commonly a 4-20 mA loop-powered, two-wire velocity transducer. It is designed to monitor the vibration levels of machine casings and structures in a wide range of industrial environments. This sensor converts mechanical vibration into a proportional 4-20 mA electrical signal, which can be easily transmitted over long distances to PLCs (Programmable Logic Controllers), DCS (Distributed Control Systems), or other monitoring equipment. Its robust construction makes it suitable for harsh plant conditions, providing critical data for predictive maintenance programs.
Technical Parameters
The following table outlines the key technical specifications for a typical sensor of this type, such as the 330130-045-01-05.
| Parameter Category | Specification |
|---|---|
| Part Number | 330130-045-01-05 |
| Description | 4-20 mA Two-Wire Velocity Vibration Sensor / Transmitter |
| Physical Dimensions (Body) | Approximately ~65 mm (2.56 in) in length ~30 mm (1.18 in) in diameter (Excluding mounting thread and connector) |
| Weight | Approximately 0.4 - 0.6 kg (0.9 - 1.3 lbs) |
| Measurement Type | Velocity |
| Frequency Range | Typically 4.5 Hz to 1000 Hz (270 to 60,000 CPM) |
| Sensitivity / Output | 4-20 mA, scaled to a specific velocity range (e.g., 0-25 mm/s or 0-1.0 in/s peak) |
| Power Supply | Loop-powered; typically 12 to 30 VDC |
| Mounting | 1/4-28 UNF or M10 threaded stud |
| Electrical Connection | Integral 2-meter cable with connectors, or a conduit connection |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Housing Material | Stainless Steel |
*Note: These specifications are representative of this class of sensor. The exact values, especially the output range and connector type, are defined by the "-01-05" suffix. Always consult the official manufacturer's datasheet for the precise model.*
Application Scenarios
This type of sensor is widely used for general-purpose machinery condition monitoring where a robust, simple-to-install vibration signal is required.
Pump Vibration Monitoring:
Mounted on the bearing housings of centrifugal, positive displacement, and vertical pumps in water treatment, chemical processing, and HVAC systems to detect imbalance, misalignment, and bearing wear.
Motor Condition Monitoring:
Used on AC and DC electric motors of various sizes to monitor overall vibration health, helping to prevent unplanned downtime in industrial plants and manufacturing facilities.
Fans and Blowers:
Installed on induced draft (ID) fans, forced draft (FD) fans, and industrial blowers to monitor for issues like blade pass vibration, imbalance, and structural resonance.
Compressors:
Applied to reciprocating and rotary screw compressors to monitor casing vibration that can indicate mechanical looseness, valve problems, or other faults.
Conveyors and Gearboxes:
Used on large conveyor drives and gearboxes to track the overall mechanical condition and provide an early warning of degrading components.
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