What is LP304 Loop Power Sensor?
LP304 Loop Power Sensor is an industrial vibration velocity sensor designed to measure vibration levels and provide a corresponding 4-20 mA analog output. This loop powered design allows the sensor to operate without a separate power supply, making it ideal for condition monitoring, industrial automation, and predictive maintenance systems.
Key Features
- 4-20 mA Analog Output: Signal output that is proportional to vibration velocity for easy integration with control systems.
- Loop Powered Design: No external power source is required, simplifying installation and reducing system complexity.
- Rugged Industrial Construction: Built to withstand harsh environments and industrial conditions.
- Reliable Signal Transmission: Stable and consistent output suitable for real-time monitoring.
- PLC & SCADA Compatible: Works seamlessly with automation systems, SCADA, DCS, and data acquisition systems.
Applications
The LP304 sensor is widely used in industrial environments for continuous vibration monitoring and preventive maintenance. Typical applications include:
- Electric motors
- Pumps and compressors
- Industrial fans and blowers
- Gearboxes and reducers
- Production line rotating equipment
Why Choose LP304?
With its loop powered design and standard 4-20 mA output, the LP304 provides reliable performance with minimal wiring and power requirements. Its durability and compatibility with industrial control systems make it an excellent choice for machine health monitoring and diagnostic systems.
Installation & Operation
The sensor should be mounted securely on the machine surface where vibration measurement is required. The loop connection provides a proportional 4-20 mA signal directly to PLC, SCADA, or DCS systems for further processing. Ensure proper mounting and wiring for optimal performance.
Storage & Safety Information
- Store the sensor in a clean, dry environment.
- Avoid exposing the sensor to excessive mechanical shock or vibration during handling.
- Follow recommended installation procedures to ensure accurate measurements.

