6ES7131-6BF00-0CA0 Siemens | ET 200SP Digital Input Module 24V

Product Description

The Siemens 6ES7131-6BF00-0CA0 is a digital input module within the SIMATIC ET 200SP distributed I/O system. It offers 8 digital inputs at 24 V DC with extended IEC 61131‑2 type 3 input characteristics, enabling connection of a variety of binary sensors such as pushbuttons, limit switches, and proximity sensors.

Compactly designed at 15 mm width, this module is ideal for space-constrained control cabinets while ensuring robust signal acquisition and channel isolation. Each input channel features LED indicators and diagnostics for fast troubleshooting and reliable monitoring in industrial automation environments. Moreover, the module integrates seamlessly with SIMATIC S7‑1500, S7‑1200, and other controllers via PROFINET, supporting flexible modular expansion within ET 200SP systems.

Technical Specifications

• Product Type: Digital Input Module

• Model Number: 6ES7131-6BF00-0CA0

• Manufacturer: Siemens

• Series: SIMATIC ET 200SP

• Channels: 8 digital inputs

• Input Voltage: 24 V DC

• Input Characteristics: IEC 61131‑2 type 3 (extended)

• Input Current per Channel: 2 mA typical

• Isolation: Yes, between channels and backplane bus

• Diagnostics: Group error detection (short circuit, wire break)

• LED Indicators: Status LEDs for each channel

• Connection Method: Push‑in terminal block (via ET 200SP base unit)

• Backplane Bus Current: Max. ~10 mA

• Encoder Supply Output: 24 V DC, max. 500 mA (via base unit)

• Power Loss: 0.7 W typical

• Address Space per Module: 1 byte (8 bits used)

• Dimensions (H × W × D): 73 × 15 × 58 mm

• Weight: 60–70 g

• Operating Temperature: 0 … +60 °C

• Storage Temperature: –40 … +70 °C

• Relative Humidity: 5 … 95 % non‑condensing

• Mounting: DIN rail, part of ET 200SP modular system

• Compliance: IEC/EN standards, CE approvals

• Lifecycle: Active product in ET 200SP portfolio

FAQ

Q: How many digital inputs does the module provide?
A: It provides 8 digital input channels for 24 V DC signals.

Q: What is the width of this module for DIN rail mounting?
A: The module is 15 mm wide, ideal for compact control cabinets.

Q: Does it include diagnostics?
A: Yes, it supports group error detection for short circuits and wire breaks.

Q: Which controllers can this module integrate with?
A: SIMATIC S7‑1500, S7‑1200, and other controllers via PROFINET.

Q: What type of sensors are supported?
A: Binary sensors such as pushbuttons, limit switches, and proximity devices.