B&R AUTOMATION X20SO4120 X20 SO 4120 Digital Output Module Rev. M0

B&R AUTOMATION X20SO4120 Digital Output Module Rev. M0
Safe X20 digital output module with 4 high-current outputs for reliable actuator control in machine safety applications.

Category: Industrial Automation / Safety Digital Output Modules
Purpose: Safe output control for relays, valves, contactors, actuators, safety circuits, and machine safety systems

🌿 What It Is
B&R X20SO4120 is an X20 safe digital output module designed for safety-related control tasks in B&R X20 automation systems. It provides 4 safe digital outputs with 2 A nominal output current per channel and operates with 24 VDC output voltage. The module uses source circuit, output type A technology with current monitoring, open-circuit detection, and integrated output protection, and it can be used in safety applications up to PL e / SIL 3.

✅ Key Benefits

• 4 safe digital outputs for industrial safety control
• 2 A nominal output current per channel
• 24 VDC output voltage for common automation loads
• Source circuit with output type A design
• Current monitoring for improved diagnostics
• Open-circuit detection for safer fault identification
• Integrated output protection for reliable operation
• Suitable for applications up to PL e / SIL 3

🧴 Use & Installation

1. Disconnect power before installing or replacing the module.
2. Mount the X20SO4120 into a compatible B&R X20 SafeIO station.
3. Use the required X20 12-pin terminal block according to the system configuration.
4. Connect compatible safety actuators such as relays, valves, or contactors.
5. Configure output channels, diagnostics, and safety logic in the B&R engineering environment.
6. Validate all safety functions before machine operation.

⚠️ Safety & Precautions

• Installation should be performed only by qualified automation or safety personnel.
• Disconnect power before mounting, wiring, or removing the module.
• Use only with compatible B&R X20 safety system components.
• Type A outputs are intended for actuators without reference potential, such as relays or valves.
• Safety functions must be tested and validated according to the machine risk assessment.
• Do not bypass, modify, or disable safety circuits.
• Use under professional technical supervision in industrial environments.

📦 Product Details
Form: Safe digital output module
Active Components: Safe semiconductor output electronics with diagnostics
Target Group: Automation engineers, machine safety engineers, PLC technicians, maintenance teams
Model: X20SO4120 / X20 SO 4120
Revision: Rev. M0
Brand: B&R Automation
Series: X20 Safety Technology / X20 SafeIO
Module Type: Safe digital output module
Outputs: 4 safe digital outputs
Output Current: 2 A per channel
Nominal Voltage: 24 VDC
Circuit Type: Source circuit
Output Type: Type A, high-side / low-side
Diagnostics: Current monitoring, open-circuit detection
Protection: Integrated output protection
Safety Level: Up to PL e / SIL 3
OSSD Pulse: <500 µs according to B&R digital output module listing
Terminal Block: X20 12-pin terminal block
Application: Safety actuator control, relays, valves, contactors, machine safety systems
Pack Size: 1 module

🛒 Buy B&R AUTOMATION X20SO4120 Digital Output Module
Order B&R AUTOMATION X20SO4120 Digital Output Module Rev. M0 from Induparts for reliable safe output control, actuator switching, and professional B&R X20 machine safety maintenance.

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