SM35-J-TA22 Unitronics Samba 3.5" colour touchscreen HMI and PLC with onboard I/O configurations

Why Choose the Unitronics SM35-J-TA22 PLC with Integrated Touchscreen HMI?

The Unitronics SM35-J-TA22 is a highly versatile PLC with integrated colour touchscreen HMI, designed for advanced machine control, industrial automation and process monitoring applications. As part of the award-winning Unitronics Samba series, it combines a programmable logic controller, operator interface and onboard I/O into a single compact device, helping reduce hardware costs, panel space requirements and installation time.

Designed for OEM machine builders, system integrators and industrial automation engineers, the SM35-J-TA22 delivers powerful control capabilities alongside an intuitive 3.5-inch TFT touchscreen display. Its integrated architecture allows both PLC logic and HMI applications to be developed within a single software platform, simplifying engineering and maintenance.

Featuring 12 digital inputs, 2 analogue inputs, 2 PT100/thermocouple inputs, 8 transistor outputs and 2 analogue outputs, the SM35-J-TA22 is ideal for packaging machinery, HVAC systems, water treatment plants, process control applications and OEM automation equipment. Its rugged industrial design ensures dependable performance in demanding environments.

Key Advantages

• Integrated PLC and colour touchscreen HMI in one compact unit.
• 3.5-inch TFT colour touchscreen display.
• 12 digital inputs and 8 transistor outputs.
• Built-in analogue, PT100 and thermocouple input capability.
• 2 analogue outputs for process control applications.
• Supports Ethernet, RS485 and CANbus expansion modules.
• Reduces panel space, wiring and commissioning costs.

Key Features

• Unitronics Samba PLC + HMI platform.
• 3.5-inch TFT colour touchscreen display.
• 320 × 240 pixel display resolution.
• 12 digital inputs including high-speed counter input.
• 2 analogue inputs.
• 2 PT100 / thermocouple inputs.
• 8 transistor outputs.
• 2 analogue outputs.
• Integrated RS232 communication port.
• Real-time clock with battery backup.
• MODBUS communication support.
• Programming via Unitronics VisiLogic software.

Technical Specifications

• Manufacturer: Unitronics
• Series: Samba PLC + HMI
• Model: SM35-J-TA22
• Product type: PLC with integrated touchscreen HMI
• Supply voltage: 24 VDC
• Operating voltage range: 20.4 to 28.8 VDC
• Display size: 3.5-inch TFT colour touchscreen
• Display resolution: 320 × 240 pixels
• Digital inputs: 12
• Analogue inputs: 2
• PT100 / Thermocouple inputs: 2
• Digital outputs: 8 transistor outputs
• Analogue outputs: 2 (0-10 V / 4-20 mA)
• Communication: RS232 onboard, optional Ethernet, RS485 and CANbus
• Protection rating: IP65/IP66/NEMA 4X front panel
• Operating temperature: 0°C to 50°C
• Dimensions (H × W × D): 109 × 114.1 × 68 mm
• Weight: Approx. 207 g

Advanced Process Control and Operator Interaction

The SM35-J-TA22 is designed for applications requiring both machine control and advanced process monitoring. Integrated analogue I/O and temperature sensing inputs enable direct connection to sensors, transmitters and process instruments without additional hardware.

Using Unitronics VisiLogic software, engineers can create PLC programs and touchscreen interfaces within a single development environment. Features such as data logging, alarm management, PID control, recipe handling and remote communications help simplify automation projects while improving operational efficiency.

Typical Applications

• Packaging and production machinery.
• HVAC and building management systems.
• Water treatment and pumping stations.
• Food and beverage processing equipment.
• Industrial process control systems.
• Material handling and conveyor automation.
• OEM machine building projects.

Trusted by Automation Professionals Worldwide

Unitronics Samba controllers are widely used by OEMs, machine builders and industrial automation engineers who require integrated control, advanced operator interfaces and reliable industrial performance within a compact platform.