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SM70-J-R20 Unitronics Samba 7″ colour touchscreen HMI and PLC with onboard I/O configurations
Unitronics SM70-J-R20 Samba PLC with integrated 7 inch colour touchscreen HMI, 12 digital inputs, 2 analogue inputs and 8 relay outputs for industrial automation applications.
£456.68
Why Choose the Unitronics SM70-J-R20 PLC with Integrated Touchscreen HMI?
The Unitronics SM70-J-R20 is a powerful PLC with integrated 7-inch colour touchscreen HMI, designed to deliver advanced machine control, process automation and operator interface functionality within a single compact platform. As part of the highly regarded Unitronics Samba series, it combines a programmable logic controller, full-colour HMI and onboard I/O, helping reduce hardware costs, simplify wiring and minimise panel space requirements.
Designed for OEM machine builders, automation engineers and control panel manufacturers, the SM70-J-R20 provides a large, high-resolution touchscreen display alongside flexible control capabilities. Its all-in-one architecture allows PLC logic and HMI applications to be developed within the same programming environment, streamlining project development and maintenance.
Featuring 12 digital inputs, 2 analogue inputs and 8 relay outputs, the SM70-J-R20 is ideal for packaging equipment, material handling systems, HVAC applications, water treatment plants and industrial process automation. Operating from a 24 VDC power supply, it supports additional communication options including Ethernet, RS485 and CANbus through optional expansion modules.
Key Advantages
- Integrated PLC and 7-inch colour touchscreen HMI.
- 12 digital inputs and 8 relay outputs.
- Built-in analogue input capability.
- Large touchscreen improves operator visibility and control.
- Reduces wiring complexity and installation costs.
- Supports Ethernet, serial and CANbus communication expansion.
- Suitable for OEM, industrial and process automation applications.
Key Features
- Unitronics Samba PLC + HMI platform.
- 7-inch TFT colour touchscreen display.
- 800 × 480 pixel display resolution.
- 12 digital inputs including high-speed counter input.
- 2 analogue inputs.
- 8 relay outputs.
- USB programming port.
- Real-time clock with battery backup.
- MODBUS communication support.
- Programming via Unitronics VisiLogic software.
Large Screen Automation Control Made Simple
The SM70-J-R20 combines powerful PLC functionality with a large touchscreen interface, providing operators with clear visualisation of machine status, alarms, production information and process parameters. The integrated design reduces hardware requirements while improving usability and system reliability.
Unitronics VisiLogic software enables engineers to develop PLC ladder logic and HMI applications within a single environment. Advanced functionality includes data logging, PID control, alarm management, recipe handling, remote communications and industrial networking support.
Typical Applications
- Packaging and production machinery.
- Material handling and conveyor systems.
- HVAC and building automation.
- Water treatment and pumping stations.
- Food and beverage processing equipment.
- Industrial process control systems.
- OEM machine automation projects.
Technical Specifications
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| Analogue I/O | 2 AI / 0 AO | |
|---|---|---|
| Product Series | Unitronics Samba | |
| Screen Size | 7" | |
| Coil / Supply Voltage | 24 V DC | |
| Display | Colour touchscreen | |
| Digital Inputs | 12 | |
| Digital Outputs | 8 | |
| Voltage | 24 V | |
| IP Rating | IP66 | |
| Series | Samba PLC + HMI | |
| Product type | PLC with integrated touchscreen HMI | |
| Supply voltage | 24 VDC | |
| Display size | 7-inch TFT colour touchscreen | |
| Display resolution | 800 × 480 pixels | |
| Digital inputs | 12 | |
| Analogue inputs | 2 | |
| Relay outputs | 8 | |
| High-speed counter | 1 integrated HSC input | |
| Protection rating | IP66 / NEMA 4X front panel | |
| Operating temperature | 0°C to 50°C | |
| Dimensions (H × W × D) | Approx. 210 × 146.4 × 42.3 mm | |
| Battery backup | Approximately 7 years typical | |
| Mounting type | Panel mount |
Frequently Asked Questions
What is the Unitronics SM70-J-R20 used for?
The SM70-J-R20 is used for industrial automation applications requiring integrated PLC control and a large touchscreen operator interface.
How many inputs and outputs does the controller provide?
The controller includes 12 digital inputs, 2 analogue inputs and 8 relay outputs.
What size display does the controller feature?
The SM70-J-R20 features a 7-inch TFT colour touchscreen display with an 800 × 480 pixel resolution.
Can communication options be expanded?
Yes. Optional Ethernet, RS232/RS485 and CANbus modules can be installed to provide additional connectivity.
What software is used to program the controller?
The controller is programmed using Unitronics VisiLogic software, allowing PLC programming and HMI development within a single engineering environment.
Trusted by Automation Engineers Worldwide
The Unitronics Samba series is widely used by machine builders and automation professionals seeking reliable PLC control, integrated touchscreen operation and flexible communications within a cost-effective industrial platform.
