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PLC, SCADA, DCS System

Programming Languages (Per IEC 61131-3 Standard)

Key Features of a PLC

Key Features of a PLC

Programmable

Can be reprogrammed for different tasks using ladder logic, structured text, or other programming languages.

Modular & Scalable

I/O (Input/Output) modules can be added for more sensors and actuators.

Real-Time Operation

Executes control logic in real time with deterministic response.

Reliable & Robust

Designed for 24/7 operation in industrial settings.

Communication Capabilities

Can interface with SCADA, HMI (Human-Machine Interface), and other industrial networks (e.g., Ethernet/IP, Profibus, Modbus).

Certificates & Standards

1. Classification Society Certifications
These certifications ensure compliance with marine and offshore safety standards.
     – ABS (American Bureau of Shipping)
     – DNV (Det Norske Veritas)
     – Lloyd’s Register (LR)
     – Bureau Veritas (BV)
     – ClassNK (Nippon Kaiji Kyokai)
     – RINA (Registro Italiano Navale)

2. International Maritime & Offshore Standards
     A. Safety & Electrical Standards
     – IEC 60092 (Electrical    – Installations in Ships)
     – IEC 60092-504 (Automation & Control) – Covers automation systems.
     – IEC 60092-202 (Switchgear & Controlgear) – For panel construction.
     – IEC 60529 (IP Rating) – Ensures protection against dust/water (e.g., IP56 for offshore use).
     – IEC 60945 (Marine Navigation & Radio Equipment) – For harsh environments.
     – IEC 61892 (Mobile & Fixed Offshore Units – Electrical Installations)

     B. Hazardous Area Certifications (If Applicable)
     – ATEX (EU Directive 2014/34/EU) – For explosive atmospheres (Zone 1/2).
     – IECEx (International) – Global certification for Ex equipment.
     – UL 1203 (Explosion-Proof Equipment – US Standard)

     C. Environmental & Mechanical Durability
     – DNV-RU-SHIP Pt.4 Ch.8 (Environmental Testing) – Vibration, shock, humidity.
     – IEC 60068 (Environmental Testing) – Salt mist, temperature cycling.

3. Marine-Specific Automation Standards
     – SOLAS (Safety of Life at Sea – Chapter II-1, Regulation 45) – Requires automation systems to ensure ship safety.
     – MARPOL (Marine Pollution Prevention) – Ensures compliance with environmental regulations.
     – IMO MSC.158(78) (Guidelines for Vessel Control Systems)

4. Quality & Manufacturing Standards
     – ISO 9001 (Quality Management) – Ensures consistent manufacturing.
     – ISO 13849 (Functional Safety of Machinery) – For safety-related control systems.
     – ISO 21745 (Reliability Testing for Marine Systems)

5. Additional Certifications (Depending on Application)
     – CE Marking (EU Compliance) – Required for European offshore operations.
     – UKCA (UK Conformity Assessed) – Post-Brexit UK compliance.
     – NORSOK (Norwegian Offshore Standards) – For North Sea operations.

Types

01

Programmable Logic Controller (PLC) control panel

02

PLC Control SCADA based control panel

03

Distributed Control System (DCS)

04

Hydraulic Control Panel

05

Pneumatic Control Panel

Key Tests for Offshore Marine Automation Panels

EMC Testing (IEC 60533) – Electromagnetic compatibility.
Vibration & Shock Testing (DNV/ABS/IEC 60068) – Ensures durability in rough seas.
Salt Spray Test (ISO 9227) – Corrosion resistance.
Fire Resistance (IMO FTP Code, IEC 60332) – Flame-retardant materials.