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Compact, modular, safety-rated and edge control

PLC & Controllers

Programmable controllers for everything from a single skid to a plant-wide process cell — including SIL-rated safety controllers and edge devices that publish straight to your IIoT layer.

9 products

Siemens

Compact controller for machine-level and small process applications, with onboard PROFINET.

Digital I/O
14 DI / 10 DO onboard
Analogue I/O
2 AI onboard, expandable
Comms
PROFINET, expandable to Modbus
Ex-stockCEUL
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Siemens
$$$

High-performance modular controller for plant-wide process and motion control.

I/O capacity
8,000+ points distributed
Bit instruction
10 ns
Comms
PROFINET IRT, PROFIBUS, OPC UA server
2-3 weeksCEULIEC-62443
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Siemens

Fail-safe controller running standard and safety programs on one CPU, up to SIL 3.

Safety integrity
Up to SIL 3 / PL e
Architecture
Standard + safety on one CPU
Safety protocol
PROFIsafe over PROFINET
4-6 weeksCEULSIL3
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OMRON

Compact machine automation controller with integrated EtherCAT motion and IEC 61131-3 programming.

Motion axes
Up to 8 EtherCAT axes
Onboard I/O
14 DI / 10 DO
Comms
EtherCAT, EtherNet/IP, OPC UA
2-3 weeksCEUL
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OMRON

Modular controller combining sequence, motion, robotics and vision on a single EtherCAT backbone.

Motion axes
Up to 64
Cycle time
From 500 us
Comms
EtherCAT + EtherNet/IP
4-6 weeksCEUL
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ABB

Scalable modular PLC for process, energy and water applications with broad protocol support.

Program memory
8 MB
Expansion
Up to 10 local I/O modules
Comms
2 x Ethernet, PROFINET, Modbus
2-3 weeksCEULIEC-62443
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ABB

SIL 3 safety extension to the AC500 platform, engineered in the same toolchain.

Safety integrity
SIL 3 / PL e
Safety I/O
Dedicated S500-S modules
Safety protocol
PROFIsafe over PROFINET
4-6 weeksCESIL3IEC-62443
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Siemens

Open Linux edge device for protocol translation, preprocessing and cloud publishing.

CPU
Dual-core Arm Cortex-A72
Interfaces
2 x Ethernet, 2 x serial, USB
Publishing
MQTT, OPC UA, REST
2-3 weeksCEUL
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Ketsol

IIoT edge node with store-and-forward buffering and local analytics for remote sites.

Buffering
Store-and-forward on link loss
Connection model
Outbound-only, no inbound ports
Publishing
MQTT / MQTT-SN, REST
2-3 weeksCEIEC-62443
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Not sure which model fits the duty?

Send us the process conditions — medium, range, accuracy class, area classification — and we will come back with two or three options and the reasoning behind each.