ABB Safety Module Vital 1 VH (2TLA020052R1000)

Industrial machinery and automated systems require reliable monitoring of safety devices such as emergency stop buttons, safety gates, and light curtains. The ABB Vital 1 VH safety module provides this critical function, ensuring that when a safety device is activated, the machine stops safely and cannot restart until the hazard is cleared and the system is reset.

Who is it for

This safety module is intended for machine builders, system integrators, and maintenance personnel who need to integrate safety functions into industrial control systems. It is suitable for applications requiring up to Category 4, Performance Level e according to EN ISO 13849-1, and SIL 3 according to IEC 61508.

Main features

• Monitors single or dual-channel safety devices
• Two normally open safety outputs for stopping the machine
• One normally closed auxiliary output for status signaling
• Selectable automatic or manual reset function
• Fast response time of less than 20 ms
• Compact design for DIN rail mounting

Specifications

• Supply voltage: 24 V AC/DC
• Safety outputs: 2 NO
• Auxiliary output: 1 NC
• Maximum switching current (safety outputs): 6 A resistive load
• Operating temperature: -10 to +55 °C
• Housing protection: IP40
• Terminal protection: IP20
• Terminal type: screw terminals
• Standards: EN ISO 13849-1, IEC 61508, EN 60204-1, EN 60947-5-1

Tips

When installing, ensure that the safety module is mounted on a DIN rail inside an enclosure that provides adequate protection against dust and moisture. Wire the safety inputs according to the desired single or dual-channel configuration, and select the reset mode based on the risk assessment of the application.