Top 5 Most Popular Types of PLC Programming Languages

[{"selector":"#anim-3e84446d-4eae-4f5d-be74-dfd8cf926584","keyframes":{"opacity":[0,1]},"delay":250,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8e7e27a5-b362-4ffb-ac6a-a42ede79b8f0","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9854ff0c-59f8-49bc-a633-9c52a34edf16","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-cf993f44-b776-4e3a-8f21-3191a9c46b5c","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

1. Ladder Logic (LD): Visual, relay-like programming; intuitive and widely used in industrial automation.

[{"selector":"#anim-5ff93d79-9d5f-4bfb-8bfd-1af9168bfb89","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-92068dc8-e884-495a-8ecf-42ee35fea59a","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-d6ba4e8b-7230-4e0e-a2e1-9a14023ccb59","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-12e1efeb-c6a9-4a89-9e8c-8bdfc308a07a","keyframes":{"opacity":[0,1]},"delay":400,"duration":3500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

2. Structured Text (ST): High-level text-based language; great for complex algorithms and data handling.

[{"selector":"#anim-acf79877-f06d-4fe6-b110-946fbf74ed92","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-14dfbb92-8b30-47db-828c-e48a09f04afa","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-adbd2af5-5579-4d1d-b294-5a2940e9a9ae","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b3220576-3f10-40e9-9e2f-6aafff07017b","keyframes":{"opacity":[0,1]},"delay":400,"duration":3500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

3. Function Block Diagram (FBD): Graphical representation of functions; ideal for process control applications.

[{"selector":"#anim-5f771d5b-044a-482f-862b-608db0189c9f","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-07c3c438-d165-4495-897e-17b2c71ee965","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7f900ff0-c099-4442-bb4b-2c7bd9433c0d","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-5f1fa547-f4c2-4f06-bc3c-0e2b8708535f","keyframes":{"opacity":[0,1]},"delay":400,"duration":3500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

4. Instruction List (IL): Low-level text language; concise, close to machine code, now less common.

[{"selector":"#anim-c1fdb7fb-4ba4-476d-8c59-0541dc7a1e62","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-be68e88a-178e-4a44-88c4-9f1e495dc564","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7e172e8c-3d8c-4604-9f56-1354d1822313","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-413ee02a-ff7b-4bef-8d47-409cf90a0c11","keyframes":{"opacity":[0,1]},"delay":400,"duration":3500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

5. Sequential Function Charts (SFC): Graphical language for step-by-step processes; useful for managing complex sequences.

[{"selector":"#anim-20293f23-db3d-446b-ae57-e07e783f24dd","keyframes":{"opacity":[0,1]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-3f396892-b7af-42da-b73b-e997227fdac2","keyframes":{"transform":["translate3d(113.99177%, 0px, 0)","translate3d(0px, 0px, 0)"]},"delay":0,"duration":1400,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-7b595726-1652-49fd-a931-6dd83e7d881a","keyframes":{"opacity":[0,1]},"delay":100,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-06f57c5e-08ea-4672-9a5e-807aa328a4ef","keyframes":{"opacity":[0,1]},"delay":400,"duration":3500,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}]

Discover More Stories

[{"selector":"#anim-a2610f7d-5a32-44af-9b05-127b5d19b479","keyframes":{"opacity":[0,1]},"delay":250,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Arrow Learn more