ОПИСАНИЕ ПРОДУКТА
BECKHOFF EL1904-0000 - Safety Digital Input Terminal
The BECKHOFF EL1904-0000 is a safety-rated EtherCAT Terminal engineered for the acquisition of digital input signals in safety-critical industrial applications. It integrates into the TwinSAFE system, providing certified functional safety up to Safety Integrity Level 3 (SIL 3) and Performance Level e (PLe) over the EtherCAT network, enabling distributed safety architectures for machine and process control.
Technical Specifications:
- SERIES/FAMILY: EtherCAT Terminal (EL), TwinSAFE Safety I/O
- COMPONENT TYPE: Safety Digital Input Terminal
- ELECTRICAL SPECS:
- NOMINAL INPUT VOLTAGE: 24VDC
- E-BUS POWER CONSUMPTION: Approximately 150mA
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact DIN rail housing
- WIRING: Standard terminal block connections
- INTERFACE/CONTROL:
- COMMUNICATION PROTOCOL: EtherCAT
- SAFETY PROTOCOL: TwinSAFE (Safety over EtherCAT)
- INPUT CHANNELS: 4 digital inputs
- INPUT TYPE: Designed for 2-channel sensor connection for redundancy
- DIAGNOSTICS: Channel-specific and module-level status LEDs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: DIN rail
- OPERATING TEMPERATURE: 0 to +55°C
- COMPATIBILITY/APPLICATION:
- SAFETY CERTIFICATION: IEC 61508 SIL 3, ISO 13849-1 PLe
- TARGET SYSTEMS: Beckhoff TwinSAFE safety controllers, EtherCAT master systems
- APPLICATIONS: Emergency stop circuits, safety gate monitoring, light curtains, two-hand controls, pressure mats