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SKU: 6ES7326-2BF01-0AB0

Siemens 6ES7326-2BF01-0AB0 SIMATIC S7-300 Digital Output Module

The Siemens 6ES7326-2BF01-0AB0 is a fail-safe S7-300 digital output module featuring 10 channels at 24V DC/2A. Rated for SIL 3/PLe safety applications, it offers robust diagnostics and PROFIsafe communication for critical industrial control.

Product Description

The Siemens 6ES7326-2BF01-0AB0 functions as a high-integrity fail-safe digital output module within the SIMATIC S7-300 automation family. This module provides 10 isolated outputs specifically designed for safety-related applications, such as emergency stops, light curtains, and safety valves. By integrating this module into an ET 200M distributed I/O station or a centralized S7-300 rack, engineers achieve SIL 3 (IEC 61508) and PLe (ISO 13849) safety certifications.

The module actively monitors internal and external circuits, performing continuous self-tests to detect short circuits, cross-circuits, and wire breaks. It utilizes a redundant internal architecture to ensure that the system enters a safe state immediately upon detecting a fault. Furthermore, the 6ES7326-2BF01-0AB0 supports PROFIsafe communication, which enables secure data transmission over standard PROFIBUS or PROFINET networks without requiring additional safety wiring.

Consequently, this digital output module serves as a cornerstone for safety-instrumented systems (SIS) in heavy industry and manufacturing. It manages 24V DC loads up to 2A per channel, providing sufficient power to drive large actuators and contactors directly. Through the use of Step 7 or TIA Portal software, users can easily configure parameters, set up diagnostics, and integrate fail-safe logic into their existing control strategy.

Key Technical Characteristics

  • Manufacturer: Siemens
  • Model Range: SIMATIC S7-300 / ET 200M
  • Component Type: Fail-safe Digital Output (F-DO)
  • Number of Channels: 10 Digital Outputs
  • Output Rating: 24 V DC, 2 A per channel
  • Safety Integrity Level: SIL 3 (IEC 61508) / Category 4 / PLe (ISO 13849-1)
  • Communication Protocol: PROFIsafe via PROFIBUS DP or PROFINET
  • Diagnostic Functions: Wire break detection, short circuit protection, and internal fault monitoring
  • Galvanic Isolation: Isolated between channels and the backplane bus
  • Current Consumption: 100 mA from the backplane (without load)
  • Dimensions: 40 mm x 125 mm x 120 mm (Width x Height x Depth)
  • Module Support: Requires a 40-pin front connector for terminal wiring