Engineering Services

Logic & SCADA Programming Engineering

Custom PLC ladder logic, structured text (IEC 61131-3), enterprise SCADA development, high-performance HMI design, and data historian integration for industrial and critical infrastructure facilities.

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Logic & SCADA Programming - Control Infotech

Full-Spectrum Control Software Development

Robust, modular, and maintainable software architectures engineered by senior automation programmers.

Multi-Platform PLC Programming

IEC 61131-3 compliant programming in Ladder Diagram (LD), Structured Text (ST), and Function Block Diagram (FBD) for Siemens, Rockwell, and Schneider.

Enterprise SCADA & IIoT

Scalable SCADA architectures built on Inductive Automation Ignition, Siemens WinCC/PCS 7, AVEVA System Platform, and GE iFIX.

High-Performance HMI (ISA-101)

Operator-centric grayscale visualization graphics designed to maximize situational awareness and reduce operator cognitive fatigue.

Alarm Rationalization (ISA-18.2)

Elimination of alarm flooding through structured alarm philosophy, priority tiering, state-based suppression, and audit logging.

Deep Expertise Across Major Controllers & Industrial Protocols

Our engineers program and commission systems across all tier-1 automation hardware and open communication standards.

Siemens

S7-1500, S7-1200, S7-400, PCS 7, PCS neo, TIA Portal

Rockwell

ControlLogix, CompactLogix, Studio 5000, FactoryTalk

Schneider

Modicon M580, M340, EcoStruxure Control Expert

Protocols

DNP3, Modbus TCP, OPC UA, PROFINET, EtherNet/IP, IEC 61850

Software Standards & Quality Mandates

  • IEC 61131-3: Standardized, modular PLC logic blocks with self-documenting code
  • ISA-95 Alignment: Standardized data model tagging for seamless MES & ERP connectivity
  • Historian Integration: High-speed time-series data logging to AVEVA PI, Ignition Historian, SQL
  • Cyber Hygiene: Role-based access control (RBAC), encrypted communications, and audit trails

Programming Delivery Lifecycle

Structured software development lifecycle with rigorous simulation testing before on-site deployment.

1
Spec & Tagging

Master tag database setup, PLC I/O mapping, and control sequence definition.

2
Logic & HMI Build

Modular PLC program drafting, ISA-101 screen development, and alarm database generation.

3
Software FAT

PLC simulation (S7-PLCSIM / Emulate), full process loop testing, and customer signoff.

4
Site Cutover

On-site software loading, live loop tuning, commissioning support, and operator handoff.

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