# ABB Jokab Safety: Machine Safety Solutions & ISO 13849
> Learn about ABB Jokab Safety solutions, including risk assessment (ISO 12100), safety controllers, and compliance with the Machinery Directive.

Tags: machine-safety, industrial-automation, abb-jokab, iso-13849, risk-assessment, safety-controllers, industrial-robotics
## ABB Machine Safety - Jokab Safety
*   Technical solutions for a safe and productive industrial environment.

## Company Overview
*   **History:** Founded in 1988 in Sweden, now part of the ABB Group.
*   **Goal:** Improve safety while maintaining productivity under the motto 'Together we create a safe world'.

## Expertise & Markets
*   Solutions for single machines up to full production lines.
*   Key markets: Industrial Robotics, Food & Beverage, and OEM (Original Equipment Manufacturers).

## Safety Product Range
*   Includes: Emergency stops, sensors, light curtains, safety interlocks, Pluto safety controllers, and Sentry safety relays.

## Risk Assessment (ISO 12100)
*   **Severity (S):** S1 (Slight/Reversible) vs S2 (Serious/Irreversible).
*   **Frequency (F):** F1 (Rare) vs F2 (Frequent/Continuous).
*   **Avoidance (P):** P1 (Possible) vs P2 (Almost impossible).

## Risk Reduction Strategy
*   Tiered priority according to Machinery Directive:
    1. **Design Measures:** Eliminate hazards at the source.
    2. **Safeguarding:** Barriers, e-stops, and sensors.
    3. **Information & Warnings:** Manuals and audible/visual alerts.

## Safety Functions & Performance Level (PL)
*   **Performance Level (PL):** Reliability measure from PLa to PLe based on risk.
*   **PFH Value:** Probability of dangerous failure per hour.
*   Examples: Emergency stops, light curtains, and door monitoring.

## Safety System Architecture
*   **Input:** Sensors and switches.
*   **Logic:** Programmable controllers (Pluto) or relays.
*   **Output:** Contactors and motor starters.

## Standards & Validation
*   ISO 13849-1 Compliance.
*   ABB provides training, consulting, and practical guidance for international safety standards.
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