Specify
A written control philosophy agreed with operators and engineering before any code is written.
Industrial Automation & IoT · PLC Programming & Control
Control logic that is reliable, documented and connected.
PLC programming, control panel integration, commissioning and upgrades for Siemens, Allen-Bradley and Schneider systems — documented, tested and connected to your software.
What does PLC programming involve?
PLC programming is the design, coding and testing of the control logic that runs on a programmable logic controller (PLC) — the industrial computer that switches pumps, motors, valves and heaters based on sensor inputs, timers and safety interlocks. A complete PLC project also covers the I/O design, panel integration, HMI screens, commissioning on site and documentation so the system can be maintained.
What we deliver
- Control philosophy and functional specification
- PLC logic (ladder, function block, structured text)
- HMI and operator screens
- Panel integration and I/O design
- Duty/standby, interlocks and alarm handling
- Factory and site acceptance testing
- Upgrades from relay logic or obsolete PLCs
- As-built documentation and backups
How it works
From first survey to working system
Program and simulate
Logic is written in structured, commented blocks and tested against a simulation of the plant.
Commission
On-site testing of every input, output, interlock and alarm, with operators present.
Connect and hand over
Data is exposed to SCADA, dashboards or the cloud, and documentation and program backups are handed over.
Why it pays back
What you get
- Predictable, safer operation
- Less dependence on one person’s knowledge
- Plant data available to the business
- Support for existing installations
Technology
Standards and platforms
Siemens S7 / TIA PortalAllen-Bradley / Studio 5000SchneiderIEC 61131-3ModbusOPC UAEtherNet/IP
Where it applies
Industries we deliver this for
FAQ
Frequently asked questions
Can you modify a PLC program someone else wrote?
Yes, provided the program can be backed up from the PLC or the source is available. We back up first, document what exists, then make controlled changes.
PLC or IoT gateway — which do I need?
A PLC controls equipment in real time; an IoT gateway collects and forwards data. Many sites need both: the PLC runs the process and the gateway publishes its data. See PLC vs IoT gateway.
Do you replace obsolete PLCs?
Yes. We migrate logic from obsolete controllers and relay panels to current platforms, usually with the plant’s existing field wiring reused.
Also in Industrial Automation & IoT
Next step
Tell us what’s slowing you down.
Describe the process, the system or the site. We’ll come back with a clear, practical view of what can be automated — and what it would take.