PRODUCT DESCRIPTION
BECKHOFF EL3681-0020 - 3-Phase Power Measurement EtherCAT Terminal
The BECKHOFF EL3681-0020 is an EtherCAT Terminal engineered for high-precision, real-time 3-phase power monitoring in industrial environments. It facilitates comprehensive energy management, power quality analysis, and condition monitoring by acquiring electrical parameters directly from industrial power grids. This terminal integrates seamlessly into EtherCAT-based control systems for deterministic data acquisition and analysis.
Technical Specifications:
- SERIES/FAMILY: EL3681 (EtherCAT Terminal)
- COMPONENT TYPE: 3-Phase Power Measurement Terminal
- ELECTRICAL SPECS:
- VOLTAGE MEASUREMENT: Direct, up to 690V AC (L-L) / 400V AC (L-N)
- CURRENT MEASUREMENT: Via external current transformers (CTs), 1A or 5A secondary
- FREQUENCY RANGE: 50/60 Hz
- MEASUREMENT PARAMETERS: RMS voltage, RMS current, active power (P), reactive power (Q), apparent power (S), power factor (PF), frequency, harmonics (up to 50th order)
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: EtherCAT
- DATA ACCESS: Real-time process data, diagnostic information
- CONFIGURATION: Via EtherCAT master engineering tools (e.g., TwinCAT)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING STYLE: DIN rail mounting
- OPERATING TEMPERATURE: 0 to +55 °C
- COMPATIBILITY/APPLICATION:
- SYSTEM INTEGRATION: Compatible with any EtherCAT master system, optimized for Beckhoff TwinCAT
- TARGET APPLICATIONS: Energy management systems, power quality analysis, load monitoring, predictive maintenance, industrial machinery, building automation