Model Evolution

Click on a photo for details.

Introduced in 1968

084

This was produced by Bedford Associates, later Modicon. When launched, this device revolutionized the industry. It changed the concept of automating industrial processes and machines.

184

Introduced in 1973

These were powerful for their time. I first ran into these in Dampier in the late '70's when they were installed at Parker Point during an upgrade. They used 200 series I/O.

384

Introduced in 1975

Potentially the first PLC with digitised process algorithms for continuous control.

484

Introduced in 1977

First model to use 500 series I/O. Produced until 1983.

584A

Gould Version1

This was a quantum leap in technology. The origional model was produced about 1980, but was later replaced by the 584L. This model had extended addressing capabilities. Programming was by P190 programming panel and later with ProWorx and Modsoft.

584L

Gould Version 2

This came with new features and more capacity. The Gould branding to the fore. This model was produced about 1983. This model had extended addressing capabilities. Programming was by P190 programming panel and later with ProWorx and Modsoft.

584M

AEG Version

This came with new features and more capacity. The AEG branding to the fore. This model was produced about 1984. This model had a faster processor. This was the last 584 produced. Programming was by P190 programming panel and later with ProWorx and Modsoft.

684

Another Gould itteration of the product

This was the first iteration of a rack mount product line.

884

Another fine Gould product

This was the next iteration of the rack mount product line.

984

Introduced in 1986

The Chassis mount system.These came in two chassis sizes and two main model types, the 984A and 984B.

984 Slot Mount

Introduced in 1991

These consisted of the 3xx, 4xx, 685, 785.

984 Compact

Introduced in 1998

These consisted of the 120, 13x, 14x, 24x, 25x.

984-AT4

Introduced in 199x

This was a full 984 PLC built on a card to plug into a PC chassis. Supported S908 remote I/O and Modbus Plus communications. These were great in an office for development work.

Quantum

Introduced in 1994

Wizbang beast.

Momentum

Introduced in 1998

Small footprint full function PLC. Utilised a base and snap together adapters for processor and communications.

Premium

Introduced in 1997

Schneider introduced the PAC: Modicon Premium.

M340

Introduced in 2007

Schneider introduced the first all-in-one PAC: Modicon M340, which simplified configuration and operations.

M580

Introduced in 2015

New top of the range ePAC. May utilise M340 backplanes but has it's own ethernet backplane range.

M221,M241, M251

Introduced in 2017

Baby beasts. Small form factor, but with a decent processor and excellent communication options.

Thinking

Place Holder

Future.

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