MACHINE SAFETY · INDUSTRIAL AUTOMATION
Machine safety for industrial facilities
We help industrial companies reduce accident risks, meet safety standards and improve the reliability of existing machines through risk assessment, engineering and safety system integration.
As a PILZ System Partner, we integrate safety technologies where the project requires them, with DOBLE ACCIÓN retaining technical responsibility for the solution.
DOBLE ACCIÓN
Argentine company specializing in machine safety, industrial automation, technical integration and digital process improvement
DOBLE ACCIÓN S.R.L. combines experience in industrial automation, machine safety and system integration on site. Our approach is based on understanding the existing machine, actual operating conditions, available control architecture and the technical criteria needed to implement practical, sustainable solutions.
Benefits for Your Facility
Machine safety with operational and business impact
Machine safety goes beyond meeting a standard. A well-defined solution helps protect people, sustain production and reduce technical, legal and operational uncertainty.
The aim is to turn identified risks into concrete actions: assessment, engineering, integration, functional testing, documentation and training for the teams involved.
New Service Offering
Digital Process Improvement
We turn manual tracking and control tasks into simpler, more reliable digital processes.
We design tailored solutions that can work alongside and integrate with existing tools.
Focus on Safety
Protecting people and their processes.
Specialist Engineering
Solutions aligned with the machine and its operation.
Compliance with Standards
Criteria based on international standards.
PILZ + Existing PLC
Safety technology integrated with actual plant operations.
Approach and Services
From risk assessment to a validated safety function
We turn safety issues into concrete actions for industrial facilities: risk assessment, remediation engineering, safety system integration, functional testing and documentation. This approach applies to different types of industrial machines, process lines and motion systems, depending on the risk and required safety level.
Examples of applications; the scope is not limited to these:
Robotic Cells
Palletizing and Access Protection
Stretch Wrappers
Vulcanizing Presses
Mixers
Conveyors
Packaging Lines
Other Industrial Machines
01
Risk Assessment
Definition of machine limits, hazard identification, risk estimation using the Hazard Rating Number —HRN— method and risk evaluation in accordance with ISO 12100.
02
Remediation Engineering
Definition of guards, access points, devices, control panels, safety logic and implementation criteria.
03
Safety Functions
Specification of safety-related inputs, logic and outputs, required Performance Level —PLr— and design criteria in accordance with ISO 13849-1.
04
PLC / HMI Integration
Exchange of permissives, states, diagnostics, alarms and enabling conditions with existing PLCs and HMIs.
05
Validation and Documentation
Functional testing, traceability of I/O, states, permissives and alarms, and technical documentation within the agreed scope.
Verification of safety logic, field device states, diagnostics and enabling conditions on installed machines.
How we integrate safety into an existing machine
Our approach combines field devices, a safety controller, safe actuation, communication with the process PLC and operational diagnostics on the HMI, keeping safety connected to the actual operating logic.
Field Devices
Emergency stops, guard doors, guard locking, light curtains, muting and reset.
Safety Controller
Safety logic, permissives, interlocks, diagnostics and safe conditions.
Existing PLC
Exchange of states, alarms, permissives and enabling conditions.
Safe Actuation
Contactors, STO, safety valves and isolation of hazardous energy.
HMI and Diagnostics
Safety states, alarms, zones, reset conditions and maintenance support.
Risk Reduction
Integration with Automation
Operational Continuity
Maintainable Diagnostics
Traceable Documentation
Integrated Functional Safety
Access protection, robotic zones, light curtains, muting, safe conditions and HMI diagnostics.
PNOZmulti
PROFINET
Safety MultiLink
HMI
Remediation on Production Lines
Application of guards, interlocks, light curtains and safe control while keeping safety integrated with the process.
ISO 14120
ISO 13855
Muting
Reset
PLC / HMI Integration
Exchange of permissives, states, alarms, diagnostics and enabling conditions with existing controllers.
Siemens
Schneider
Rockwell
Beckhoff
Applied Experience with Existing Machines
Work on operating production lines, integrating functional safety as part of the process.
How We Work on Site
1
The Actual Machine and Existing Operation
We survey tasks, access points, energy sources, installed devices, control logic and production constraints.
2
Risk Translated into Technical Criteria
The assessment defines priorities, required safety functions and feasible implementation conditions.
3
Integration with Existing Automation
We integrate functional safety with PLCs, HMIs, diagnostics, permissives, alarms and enabling conditions.
4
Practical, Sustainable Remediation
We seek solutions that reduce risk while considering operation, maintenance and production continuity.
5
Validation and Traceability
We carry out functional tests and checks, produce technical documentation and apply agreed acceptance criteria.
Does your machine or line have risks that need reviewing?
We can analyze the case, define next steps and guide the technical scope for assessment, remediation or validation.
Training
Machine Safety Training for Plant Teams
We develop technical training for EHS, Engineering, Maintenance, Production and Automation teams, with a practical focus on existing machines, standards-based criteria and decisions that can be applied on site.
Technical Knowledge Applied to Actual Operations
Training combines field experience, risk assessment, functional safety and the integration of safety devices into existing production lines.
Our goal goes beyond explaining standards: we help teams recognize hazards, understand safety functions, preserve the integrity of installed systems and contribute more effectively to improvement, modification and validation activities.
Content adapted to participants’ roles and the required level of detail.
Practical examples covering guards, interlocks, emergency stops, muting, diagnostics and PLCs/HMIs.
Criteria aligned with ISO 12100, ISO 13849-1/-2 and IEC 60204-1.
EHS / Occupational Health and Safety
Criteria for identifying hazards, understanding risk assessments, prioritizing actions and aligning decisions with applicable standards.
Engineering / Automation
Safety function architecture, PLC/HMI integration, interlocks, emergency stops, muting, diagnostics and functional validation.
Maintenance
Practical criteria for safe intervention, diagnostics, component replacement, functional testing and preserving safety system integrity.
Production / Operations
Essential concepts for operating machines safely and understanding guards, interlocks, operating modes and intervention limits.
PILZ System Partner
PILZ Technology Integrated by DOBLE ACCIÓN
PILZ provides technological support for machine safety projects. DOBLE ACCIÓN defines the technical solution, integrates components into the existing architecture and supports commissioning and functional validation on site.
Technology is selected according to the risk, existing machine, process logic, operation and maintenance tasks, required diagnostics and applicable functional safety criteria.
PNOZmulti
safety sensors
interlocks
light curtains
muting
PLC/HMI
Safety logic, expansion modules, field signals, diagnostics and communication with existing automation systems.
01
Safety Controller
PNOZmulti / PNOZmulti 2, inputs, outputs, expansion modules and communication.
02
Field Devices
E-stops, sensors, interlocks, light curtains, muting and safe reset.
03
Safety Functions
Definition of safe conditions, permissives, zones, states and actuation on hazardous energy.
04
PLC/HMI Integration
Exchange of states, alarms, diagnostics and enabling conditions with the existing automation system.
05
Functional Validation
Tests, signal traceability, logic verification and documentation within the agreed scope.
PILZ provides technological support; DOBLE ACCIÓN leads the project as the machine safety engineering, integration and validation company.
Do you need to integrate or review an existing PILZ solution?
Site surveys, diagnostics, safety architecture, PLC/HMI integration and functional validation.
Application Case Studies
Applied Experience with Existing Machines and Lines
Projects carried out in actual industrial facilities, aimed at reducing risks, improving operating conditions and sustaining productivity on existing machines.
Beverage Industry
Case 01 · Automatic Palletizers
Risk Assessment on Palletizing Lines
Hazard identification, Hazard Rating Number —HRN— analysis and definition of risk reduction measures for automatic palletizing lines, stretch wrappers and pallet conveyors.
- Assessment in accordance with ISO 12100 and risk reduction criteria.
- Definition of safety functions, required Performance Level —PLr— and remediation measures.
- Light curtains, interlocks, safe reset, muting and diagnostics.
Pallet Stretch Wrapper
Case 02 · Stretch Wrappers and Protected Access
Safety for Pallet Stretch Wrappers and Access Areas
Analysis of guards, access points, emergency stops, interlocks and safe reset conditions on stretch wrappers with rotary motion and moving mechanical mass.
- Assessment of risks from rotation, trapping, impact and access to hazardous zones.
- Review of guards, doors, interlocks, E-stops and safe reset.
- Definition of safe conditions for operation, maintenance and intervention.
PNOZmulti in Practice
Case 03 · PILZ Technology in Practice
PNOZmulti Integration into Existing Machines
Implementation of safety functions using a PILZ PNOZmulti controller, field devices, permissive logic, safe reset, diagnostics and signal exchange with the existing PLC.
- Safety-related inputs for doors, sensors, emergency stops, light curtains and process conditions.
- Safety logic, safety-related outputs, interlocks, permissives and reset conditions.
- Diagnostics and PLC/HMI integration for operation, maintenance and functional traceability.
Industrial Automation
Case 04 · PLC + Safety
Integration with Existing PLCs
Integration of safety systems with Siemens, Beckhoff, Rockwell, Schneider and PILZ PLCs, maintaining plant diagnostics and operation.
- Exchange of permissives, states, alarms and enabling conditions.
- Integration with industrial networks and distributed architectures.
- I/O documentation, functional testing and commissioning.
Existing Lines
Case 05 · On-site Engineering
Remediation of Installed Machinery
Development of safety solutions for existing machinery, minimizing unnecessary modifications and using the installed infrastructure.
- Site surveys and analysis of the machine’s actual condition.
- Detailed engineering, bills of materials and installation criteria.
- Technical support during installation, testing and validation.
Technical Application Case Studies
We present actual project experience without exposing sensitive client information, brands, internal layouts or contacts. Named references can be discussed further in specific proposals or commercial meetings.
Palletizing
Depalletizing
Packaging
Tire Manufacturing
PLC + Safety
Functional Safety
PNOZmulti
PILZ Safety
Other Industrial Machines
These Cases Are Examples, Not a Fixed Scope
The same approach can be applied to other industrial machines, process lines, conveyors, mixers, packaging equipment and motion systems.
About Us
Who We Are and What Sets Us Apart
DOBLE ACCIÓN S.R.L. is an Argentine applied engineering company specializing in machine safety, industrial automation, solution integration and digital improvement of administrative and operational processes.
The work is led by Germán Abril, Electronic Engineer and CMSE® TÜV Nord, with over 15 years of experience in industrial automation, control systems and projects implemented in actual plants. Our distinction lies in combining standards-based judgment, field experience and practical solutions while maintaining operational continuity.
Machine Safety
Assessments in accordance with ISO 12100 and risk reduction criteria.
Functional Safety
Definition of functions, required Performance Level —PLr—, architecture and validation in accordance with ISO 13849.
Industrial Automation
Integration with PLCs, HMIs, industrial networks and existing systems.
On-site Implementation
Detailed engineering, installation support, testing and commissioning.
PILZ System Partner
Integration of PNOZmulti, sensors, interlocks, light curtains, muting, diagnostics and PLCs/HMIs.
Technical Leadership
Technical direction by Germán Abril, Electronic Engineer, CMSE® TÜV Nord, with practical experience in automation and machine safety.
Contact
Let’s Review the Safety of Your Machines
Arrange a technical consultation to assess a machine’s current condition, define next steps or discuss remediation, PILZ/PLC integration, training, diagnostics or functional validation needs.