Siemens 6ES7326-2BF00-0AB0 Digital Output Module

Failsafe Output Control for Safety Instrumented Systems

The Siemens 6ES7326-2BF00-0AB0 digital output module provides failsafe control for the SIMATIC S7-300 automation system. This module drives actuators and safety devices in SIL 3 applications up to Performance Level e. It features eight high-side switching outputs with integrated diagnostic capabilities. The module supports both standard and safety-related output signals. It uses a 24 VDC power supply for field device energisation. The module comes in a compact plastic housing with LED indicators.

Technical Specifications

Parameter	Specification
Manufacturer	Siemens
Product Type	F-DO 8x24V/2A PM
System	SIMATIC S7-300
Safety Integrity Level	SIL 3 (IEC 61508)
Performance Level	PL e (ISO 13849)
Number of Outputs	8
Output Type	High-side switching
Output Current per Channel	2 A maximum
Total Output Current	8 A maximum
Power Supply	24 VDC
Dimensions	40 x 125 x 120 mm
Weight	Approx. 0.22 kg
Operating Temperature	0°C to +60°C
Certification	SIL 3, PL e

Diagnostic and Safety Features

The Siemens 6ES7326-2BF00-0AB0 offers failsafe operation for critical output signals. The module provides short-circuit and overload protection on each channel. It also supports wire-break detection for enhanced diagnostic coverage. The module achieves this through direct communication with the F-CPU via PROFIBUS/PROFINET.

Integration and Application Versatility

The Siemens 6ES7326-2BF00-0AB0 fits seamlessly into existing S7-300 configurations. It is suitable for emergency shutdown systems and burner management applications. The outputs support switching of solenoid valves, contactors, and indicator lamps.