V350-J-B1 Unitronics Vision 3.5" graphic display and keypad HMI and PLC onboard I/Os accepts I/O expansions up to 512 I/Os

V350-J-B1 Unitronics Vision 3.5″ graphic display and keypad HMI and PLC onboard I/Os accepts I/O expansions up to 512 I/Os

Unitronics V350-J-B1 Vision350 PLC and HMI controller featuring a 3.5 inch colour touchscreen, RS232 and RS485 communications, MicroSD support and expansion up to 512 I/O points.

SKU: V350-J-B1Alt SKU: V350JB1MPN: V350-J-B1
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List Price £474.27 ex VAT
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Why Choose the Unitronics V350-J-B1 PLC + HMI Controller?

The Unitronics V350-J-B1 is a powerful PLC and HMI controller that combines advanced programmable logic control with a vibrant 3.5-inch colour touchscreen interface. As part of the highly capable Unitronics Vision350 series, this controller delivers sophisticated automation functionality within a compact and cost-effective platform designed for industrial applications and OEM machinery.

The V350-J-B1 is ideal for applications requiring flexible control and operator interaction without onboard I/O. Instead, it is designed to work seamlessly with Unitronics expansion modules, allowing engineers to create customised automation systems with the exact I/O configuration required. This modular approach provides outstanding scalability while reducing unnecessary hardware costs.

Featuring a 3.5-inch TFT colour touchscreen, integrated communications, advanced data logging capabilities and support for expansion up to 512 I/O points, the V350-J-B1 is suitable for machine control, process automation, building management systems and industrial manufacturing applications. Its rugged construction and intuitive interface make it an excellent choice for demanding industrial environments.

Key Advantages

  • Integrated PLC and HMI platform in a single device.
  • 3.5-inch colour touchscreen with intuitive operator interface.
  • No onboard I/O, allowing fully customised expansion configurations.
  • Expandable up to 512 I/O points.
  • Built-in RS232 / RS485 communications.
  • Supports Ethernet, CANbus and Profibus expansion options.
  • Data logging, alarm management and recipe functionality.
  • Reduces wiring complexity and overall system costs.
  • Ideal for OEM machine builders and industrial automation projects.

Key Features

  • Unitronics Vision350 PLC + HMI platform.
  • 3.5-inch TFT colour touchscreen display.
  • 320 × 240 pixel QVGA resolution.
  • 65,536 colour display.
  • 5 programmable function keys.
  • No onboard I/O.
  • Expandable up to 512 I/O points.
  • Integrated RS232 / RS485 communication port.
  • MicroSD card support for data logging and backups.
  • Supports web server, remote access and SMS/email functions.
  • Compatible with Unitronics VisiLogic software.
  • Supports CANopen, Modbus, BACnet, KNX and UniCAN protocols.

Flexible PLC and HMI Platform for Custom Automation Systems

The V350-J-B1 is specifically designed for automation projects requiring a flexible I/O architecture. By omitting onboard I/O, Unitronics allows system designers to build fully customised solutions using local and remote expansion modules tailored to each application's requirements.

The powerful Vision350 platform combines advanced PLC functionality with an intuitive touchscreen HMI, allowing operators to monitor processes, manage alarms, view trends and control equipment from a single integrated device. Combined with extensive communication options and remote access functionality, the V350-J-B1 is a highly capable solution for modern industrial automation systems.

Typical Applications

  • OEM machinery and equipment.
  • Industrial process automation.
  • Building management systems.
  • Water and wastewater treatment.
  • Packaging and production machinery.
  • Energy management systems.
  • Material handling equipment.
  • Factory automation and monitoring.

Technical Specifications

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Display Colour touchscreen
Product Series Unitronics Vision
Screen Size 3.5"
Coil / Supply Voltage 12–24 V DC
Voltage 24 V
IP Rating IP66
Series Vision350
Product type PLC + HMI Controller
Display size 3.5" TFT colour touchscreen
Display resolution 320 × 240 pixels (QVGA)
Touchscreen type Resistive touchscreen
Colour depth 65,536 colours
Onboard I/O None
I/O expansion Up to 512 I/O points
Optional communications Ethernet, CANbus, Profibus
Supply voltage 12 / 24 V DC
Memory 1 MB application memory
Storage MicroSD card support
Protection rating IP65 / IP66 / NEMA 4X (panel mounted)
Mounting type Panel mount
Dimensions (H × W × D) Approx. 109 × 114 × 66 mm
Weight Approx. 0.32 kg

Frequently Asked Questions

What is the Unitronics V350-J-B1 used for?

The V350-J-B1 is used for industrial automation applications requiring PLC control and touchscreen HMI functionality with flexible external I/O expansion.

Does the V350-J-B1 include onboard inputs and outputs?

No. The V350-J-B1 does not include onboard I/O and is designed for use with Unitronics expansion modules.

How many I/O points can be supported?

The controller can support up to 512 I/O points through local and remote expansion modules.

What communication interfaces are available?

The unit includes built-in RS232 and RS485 communications and supports optional Ethernet, CANbus and Profibus expansion modules.

Which software is used for programming?

The V350-J-B1 is programmed using Unitronics VisiLogic, which combines PLC logic and HMI development within a single software environment.

Trusted by Automation Engineers Worldwide

The Unitronics Vision350 series is widely used by machine builders and industrial automation professionals who require advanced PLC control, powerful touchscreen visualisation and flexible I/O expansion capabilities within a compact platform.