ABB 2TLA010070R0400 Sentry USR22 22.5mm Safety Relay Device for Monitoring of Safety-Related Circuits

The ABB Sentry USR22 (SKU: 2TLA010070R0400) is a dedicated device for monitoring of safety-related circuits, designed to deliver reliable safety performance in industrial automation and control panel applications. Part of ABB's trusted Sentry series, this compact 22.5mm-wide safety relay meets the stringent requirements of modern machine safety systems, ensuring personnel and equipment protection across a wide range of industrial environments.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental protection requirements
• UKCA: UK Conformity Assessed — meets Great Britain market regulatory requirements post-Brexit
• cULus: Certified for both Canadian (cUL) and US (UL) safety standards for industrial electrical equipment
• cUL: Canadian UL certification confirming compliance with Canadian safety standards
• RoHS: Restriction of Hazardous Substances — free from restricted hazardous materials per EU Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation on chemical substances (EC No 1907/2006)
• WEEE: Waste Electrical and Electronic Equipment compliant — supports responsible end-of-life disposal and recycling
• CCC: China Compulsory Certification — approved for the Chinese market under mandatory safety standards

Applications & Use Cases

• Safety circuit monitoring in industrial machinery and automated production lines
• Integration into control panels requiring IEC-compliant safety relay modules
• Emergency stop loop monitoring and safety gate interlock systems
• Light curtain and two-hand control interface applications
• General industrial automation safety architecture in manufacturing, packaging, and process industries