Details

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🔒 Siemens 3SK1211-2BB40 Safety Relay Expansion Module – 4NO, 1NC, 24V DC

Overview:
The Siemens 3SK1211-2BB40 is a compact and versatile safety relay expansion module designed to enhance the functionality of Siemens SIRIUS 3SK1 safety relays. With 4 normally open (NO) contacts and 1 normally closed (NC) contact, this module provides additional output options for safety-critical applications.

Key Features:

• Safety Category: Category 4, in accordance with EN ISO 13849-1

• Output Configuration: 4 NO contacts and 1 NC contact

• Supply Voltage: 24V DC

• Mounting: DIN rail mounting for easy integration

• Dimensions: 22.5 x 100 x 121.6 mm

• IP Rating: IP20

• Operating Temperature Range: -25°C to +60°C

• Electrical Connection: Screw terminals

Applications:
Ideal for safety applications in industrial automation, machinery control, and process industries, the 3SK1211-2BB40 module allows for flexible and scalable safety solutions by expanding the output capabilities of the base safety relay unit.

Benefits:

• Enhanced Safety: Achieves high safety integrity levels, reducing the risk of accidents

• Modular Design: Easily integrates with existing Siemens SIRIUS safety relay systems

• Durability: Built to withstand harsh industrial environments