INTEGRATOR SERVICES

Deployment: installation, commissioning, and FAT/SAT acceptance testing.

Bring plans and designs to life on the plant floor.

Deployment is where plans and designs come to life on the plant floor. PITCO Engineering handles electrical and mechanical installation, system commissioning, and factory and site acceptance testing (FAT/SAT) — added engineering capacity for system integrators and machine builders, from the first cable pull to final go-live.

PITCO engineers installing and commissioning an automated production line on the plant floor.
DEPLOYMENT SERVICES

Comprehensive deployment solutions

Deployment is where our plans and designs come to life. Our automation commissioning services cover electrical and mechanical installation, hardware and software commissioning, FAT/SAT acceptance testing, and software rollout — built and proven on your standard. We deploy across a diverse range of industries, including automotive, life sciences, and space exploration.

Expert Installations

Our team excels in both electrical and mechanical installations. We understand the complexities of integrating new systems into existing operations. Whether it's a new manufacturing line or upgrading an old system, our approach ensures minimal disruption and maximum efficiency.

Commissioning Excellence

The commissioning phase is critical. We meticulously test and validate every aspect of the hardware and software we deploy. Our goal is to ensure that everything operates seamlessly, meeting the high standards of safety and performance that PITCO Engineering is known for.

Smooth Software Rollout

Implementing new software can be challenging, but we make it smooth and stress-free. We provide comprehensive training and support to ensure your team is confident in using the new systems. Our rollout plans are designed to minimize downtime and maximize user adoption.

HOW WE WORK

Transparent, collaborative, and with you after go-live.

Collaborative Approach

We work closely with our clients throughout the deployment process. Your feedback and involvement are crucial to us. We believe in transparent communication, keeping you informed and involved every step of the way.

Post-Deployment Support

Our job isn't finished once the systems are up and running. We provide ongoing support to ensure everything continues to operate optimally. We're here to answer any questions and provide assistance whenever you need it.

THE DEFINITION

What is system commissioning — and how do FAT and SAT differ?

System commissioning is the stage that brings an installed system fully into operation and integrates it into your line — run together with the equipment upstream and downstream, every function exercised and tuned, then signed off ready for production. It runs in two stages: pre-commissioning in the factory — the de-energized cold or static checks (wiring continuity, mechanical completion, I/O, and safety circuits) that confirm the build before it ships — and re-commissioning on site, which runs and tunes the installed, integrated line through to go-live.

Acceptance testing is how that work gets signed off, and it comes in two stages. A Factory Acceptance Test (FAT) proves the system is built correctly before it ships — run at the build site against the agreed specification. A Site Acceptance Test (SAT) proves the installed machine runs your actual parts correctly on site, in your real production environment. The clean line: FAT checks it was built right; SAT checks it runs right where it lives. Any open items become a punch list carried from FAT into SAT.

So the on-site sequence runs install → re-commission into the line → SAT → go-live, with pre-commissioning and the FAT completed in the factory before shipment. The faults that wreck a go-live are almost always logic and integration faults — which is why we pre-test the control software we develop against a digital twin in virtual commissioning before a single cable is pulled. The on-site team then spends its time installing and tuning, not debugging.

A commissioning workstation on the plant floor — an HMI system-overview panel beside a robotic line, with Factory (FAT) and Site (SAT) acceptance-test checklists open on a laptop and a commissioning checklist on the bench.
FAQ

Deployment, answered

The questions integrators, machine builders, and plant teams ask before a line is installed, commissioned, and accepted.

What is the difference between FAT and SAT?

A Factory Acceptance Test (FAT) verifies the system is built correctly before it ships — run at the build site to prove the equipment and control software meet the agreed specification. A Site Acceptance Test (SAT) verifies the system works correctly after installation — proving the installed machine runs your actual parts correctly in your real production environment. FAT checks it was built right; SAT checks it runs right where it lives. The two are complementary, and any open items become a punch list carried from FAT into SAT.

What is system commissioning in automation?

Commissioning is the stage that brings an installed system fully into operation and integrates it into your line: run together with the equipment upstream and downstream, every function exercised and tuned, then signed off ready for production. The de-energized checks beforehand — pre-commissioning, also called cold or static commissioning, run in the factory — confirm the build is correct before shipment; on site the system is then installed, commissioned into the live line, and site-accepted (SAT) through to go-live.

What is the difference between cold commissioning and hot commissioning?

Cold commissioning (also called pre-commissioning or static commissioning) covers the checks done before the system is energized — wiring continuity, mechanical completion, I/O verification, and safety circuits — to confirm everything is installed correctly. Hot commissioning, also called live or dynamic commissioning, follows once power and process are applied: the line runs, sequences and interlocks are exercised, and the system is tuned to spec before go-live.

What is the right order for installation, commissioning, and acceptance testing?

The order is installation, then commissioning, then acceptance testing. On site, the equipment is installed and wired, then commissioned — energized, integrated into the line with the equipment upstream and downstream, and tuned to spec — and then signed off. Commissioning spans two stages: pre-commissioning in the factory (de-energized cold or static checks before shipment) and re-commissioning on site after installation. Acceptance testing likewise comes in two: a Factory Acceptance Test (FAT) proves the build before it ships, and a Site Acceptance Test (SAT) proves the installed system on site, through to go-live. Pre-testing control software against a digital twin before installation removes faults early and shortens on-site commissioning.

Can virtual commissioning reduce on-site commissioning time?

Yes. By testing PLC and HMI logic against a digital twin before any hardware is installed, faults are caught and fixed off-site. Virtual commissioning is commonly reported across the industry to cut on-site commissioning time meaningfully — figures around 40 percent are frequently cited — because the control software arriving on the floor has already been proven against a model. The on-site team then focuses on installation, tuning, and acceptance rather than debugging logic.

CONTACT

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