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BECKHOFF EL 1904 DIGITAL INPUT TERMINAL
Quick Overview
Manufactured By: BECKHOFF
Manufacturer Part Number: EL 1904
IMS Product Code: 1807342
Packaging: Sold Individually
Description:
Beckhoff EL 1904 Digital Input Terminal
Specifications:
- Connection technology: 1-/2-wire
- Safety standard: DIN EN ISO 13849-1:2008 (Cat 4, PL e) and IEC 61508:2010 (SIL 3)
- Number of inputs: 4
- Protocol: TwinSAFE/Safety over EtherCAT
- Status display: 8 LEDs: 1 per input, 4 diagnostic
- Response time: typ. 4 ms (read input/write to E-bus)
- Current consumption E-bus: Approx. 200 mA
- Fault response time: ≤ watchdog time (parameterisable)
- Bit width in the process image: input: 6 byte; output: 6 byte
- Supply voltage: 24 V DC (-15 %/+20 %)
- Nominal voltage: 24 V DC (-15 %/+20 %)
- Special features: 4 safe inputs
- Operating/storage temperature: -25…+55 °C/-40…+70 °C
- Permitted degree of contamination: 2
- Climate class EN 60721-3-3: 3K3
- EMC immunity/emission: Conforms to EN 61000-6-2/EN 61000-6-4
- Vibration/shock resistance: Conforms to EN 60068-2-6/EN 60068-2-27
- Installation position: horizontal
- Protection class: IP 20
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