Siemens ET 200SP 6ES7131-6BF01-0AA0 | 24V Digital Input Unit

Product Description

The Siemens 6ES7131-6BF01-0AA0 is a digital input module within the SIMATIC ET 200SP distributed I/O system. It provides 8 digital inputs at 24 V DC with extended IEC 61131‑2 type 3 input characteristics, supporting reliable connection of binary sensors including pushbuttons, limit switches, and proximity sensors.

This module is designed for compact installation with a 15 mm width, saving space in control cabinets. Moreover, it features LED indicators and module diagnostics for supply voltage, ensuring fast troubleshooting and secure signal acquisition. The module integrates seamlessly with SIMATIC S7‑1500, S7‑1200, and other controllers via PROFINET, enabling modular and scalable automation solutions for industrial environments.

Technical Specifications

• Product Type: Digital Input Module

• Model Number: 6ES7131-6BF01-0AA0

• 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)

• Input Delay Time: 0.05 … 20 ms

• 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

• Colour Code: CC01

• Lifecycle: Active product in ET 200SP portfolio

FAQ

Q: How many digital inputs are available on this module?
A: It provides 8 digital input channels for 24 V DC signals.

Q: What is the width for DIN rail installation?
A: The module is 15 mm wide, ideal for space-constrained control panels.

Q: Does this module include diagnostics?
A: Yes, it supports module diagnostics for supply voltage and group error detection.

Q: Which controllers are compatible with this module?
A: SIMATIC S7‑1500, S7‑1200, and other PROFINET-enabled controllers.

Q: What types of sensors can be connected?
A: Binary sensors such as pushbuttons, limit switches, and proximity sensors.