ABB SPASO11 Safety Relay Module

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Product Overview

The ABB SPASO11 is a safety relay module designed for industrial automation applications, including emergency stop, safety light curtains, safety doors, and two-hand control systems. It monitors mechanical and electrical systems and disconnects the circuit in abnormal conditions to meet international safety standards such as ISO 13849-1 and IEC 62061. The compact design and DIN rail mounting make it suitable for various automated production equipment.

Technical Specifications (Typical)

• Model: SPASO11

• Type: Safety Relay Module

• Supply Voltage: 24 V DC

• Output Type: Relay output, dual-channel safety output

• Safety Level: PL e / SIL 3

• Response Time: < 20 ms

• Contact Capacity: AC 250 V / 4 A; DC 30 V / 4 A

• Connection: Screw terminals

• Mounting: DIN rail

• Operating Temperature: –25°C to +60°C

• Housing Material: Flame-retardant plastic

• Status Indication: LED indication for relay state and fault

Features and Advantages

1. High Safety Level: Complies with PL e / SIL 3 standards for high-risk industrial applications.

2. Fast Response: Low response time ensures rapid disconnection in emergency situations.

3. Modular Design: Compact size allows combination with other control modules.

4. Versatile Safety Functions: Suitable for emergency stop, light curtains, safety doors, and two-hand control applications.

5. High Reliability: Strong anti-interference capability for harsh industrial environments.

6. Visual Status Indication: LED indicators facilitate maintenance and fault diagnosis.

Application Areas

• Emergency stop and safety protection in automated production lines

• Industrial robot safety control

• Safety light curtain and safety door applications

• Two-hand operation control systems

• Packaging machinery, printing machines, conveyor systems, and other industrial equipment

Precautions

1. Ensure power is disconnected before installation to avoid electric shock or equipment damage.

2. Follow wiring diagrams and polarity indications strictly to prevent misoperation.

3. Maintain a dry, ventilated, and corrosion-free environment for the module.

4. Periodically check terminal connections and module status indicators.

5. Use only in systems that comply with safety standards to ensure reliable safety function.

6. Do not operate the module beyond its rated voltage or current.

The structure and details of the product：

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