General Overview
Model: ES2402

Series: EPRO Compact Monitoring System

Type: 2-Channel Vibration & Speed Monitoring Module

Primary Application: Machinery protection for turbines, compressors, pumps, and motors

Key Technical Parameters
1. Input Specifications
Channels: 2 independent monitoring channels

Sensor Compatibility:

Vibration:

Eddy current probes (e.g., 8mm)

Velocity sensors (4–20 mA)

Accelerometers

Tachometer (Speed): Magnetic pickup (MPU) or encoder input (0–20,000 RPM)

Keyphasor® Input: For phase reference (1x/rev pulse)

Measurement Ranges:

Displacement: 0–500 μm (peak-to-peak)

Velocity: 0–20 mm/s (RMS)

Acceleration: Optional (0–10 g)

Frequency Response:

Displacement: 0.5 Hz – 500 Hz

Velocity: 10 Hz – 1 kHz

2. Output & Communication
Analog Outputs: 2× 4–20 mA (isolated, scalable per channel)

Relay Outputs:

Alarms: 2 per channel (Danger & Warning, SPDT contacts)

OK-to-Start Relay: Machine startup safety interlock

Digital Interface: RS-485 (Modbus RTU)

3. Power & Environmental
Power Supply: 24 V DC (±10%), <3W power consumption

Operating Temperature: -30°C to +70°C

Housing: Aluminum, IP20 (panel-mount)

Mounting: DIN rail or direct panel mounting

4. Compliance & Certifications
Standards: API 670 (5th Ed.), ISO 10816

Certifications: CE, ATEX (optional for hazardous areas)

Typical Applications
Gas/steam turbine protection

Compressor and pump monitoring

Motor and fan vibration analysis

Integration with DCS/PLC systems

Key Features
✔ Compact Design: Space-efficient 2-channel module
✔ Flexible Sensor Support: Works with proximity probes, velocity sensors, and accelerometers
✔ Dual Alarms: Configurable Danger/Warning thresholds
✔ Modbus Communication: Easy integration with control systems
✔ Rugged Construction: Reliable performance in harsh industrial environments