Electronics module for ET 200S, Dc 24v, 6ES7131-4BF00-0AA0

Electronics module for ET 200S, 8DI 24 V DC 15 mm width, 1 unit per packing unit

6ES7131-4BF00-0AA0

? Basic Info

• Product: SIMATIC ET 200S Electronics Module
• Function: 8-channel digital input module (24 V DC)
• Width: 15 mm, suitable for compact distributed I/O racks
• Spare Part Status: Discontinued as of October 1, 2023; available only as a spare

? Technical Specifications (from Siemens datasheet)

• Supply Voltage:
• Rated: 24 V DC (range: 20.4–28.8 V)
• Reverse polarity protected
• Input Channels:
• Number: 8 digital inputs
• Logic thresholds:
• “0”: –30 V to +5 V
• “1”: +15 V to +30 V
• Typical input current per active input: ~5 mA
• Response Times:
• Low-to-high: 2–4.5 ms
• High-to-low: 2–4.5 ms
• Power Consumption: ~1.2 W
• Backplane Bus Load: 3.3 V DC, max 10 mA
• Isolation & Diagnostics:
• Channel-to-backplane isolation: 500 V DC withstand
• No individual channel diagnostics
• LED indicators for input status
• Encoders: Can power 2-wire sensors (≤1.5 mA)
• Cable Length Supported: Shielded up to 1000 m; unshielded up to 600 m
• Dimensions & Weight:
• 15 mm × 81 mm × 52 mm
• ~35 g

✅ Applications

• Expanding 24 V DC digital input count on ET 200S distributed I/O systems
• Ideal for compact installations needing multiple sensor inputs
• Connects to SIMATIC controllers via PROFIBUS-DP or PROFINET (depending on IM used)

? Lifecycle & Sourcing

• Discontinued on October 1, 2023; stocked as spare only

Still available through surplus, refurbished, and third-party vendors (Radwell, eBay, Industrial Automation Co.)