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V350-35-RA22 Unitronics V350-RA22 OPLC,3.5",12/8 IO

MPN: V350-35-RA22

Alt. SKU: V35035RA22

Special Price £753.28 £627.73 Regular Price £886.20

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Why Choose the Unitronics V350-35-RA22 Vision 350 PLC + HMI?

The Unitronics V350-35-RA22 combines a 3.5″ color touchscreen HMI with industrial-grade PLC logic and versatile I/O options. Equipped with temperature sensing, analog and high-speed inputs, PID auto-tuning, data logging, and full support for expansion up to 512 I/O points, it's a dependable solution for automation, process control, telemetry, and SCADA applications where precision and flexibility matter.

Key Features

  • Onboard I/O: 12 digital inputs (configurable: 2 analog, 2 PT100/thermocouple, 1 high-speed counter), 8 relay outputs, 2 analog outputs.
  • Expandable to 512 I/O points via local expansion or CANbus modules.
  • Advanced HMI: 3.5″ QVGA (320×240) TFT touch panel, up to 1024 screens, trends, recipes, alarm graphics.
  • Memory & logging: 1MB application logic, 512KB font, 3MB image storage, 120KB dynamic data (tables), 192KB fixed data. Supports micro-SD up to 32GB.
  • Built-in PID & automation functions: Up to 24 auto-tuned PID loops, recipe control, data tables, alarm/trend visuals. Email/SMS/GPRS support and embedded web server.
  • Communication ports & protocols: 1× RS232/RS485 (jumper-configurable), optional Ethernet/Profibus and CANbus modules. Supports Modbus TCP/RTU, OPC, SNMP, UniCAN, remote access.
  • Power & electrical: 24VDC (20.4 - 28.8V), current ~290mA (npn) / ~250mA (pnp).
  • Mechanical & environmental: Panel-mount IP65/66/NEMA4X; DIN-rail IP20; operation: 0 - 50 °C; storage: - 20 to +60 °C. Dimensions ≈109×114.1×68mm; weight ≈227g.
  • Certification: CE compliant; UL listed for hazardous locations (ClassI Division2).

Frequently Asked Questions

Technical Specifications

  • Model: V350-35-RA22 (Vision 350 Series)
  • Digital Inputs: 12 total, including 2 analog, 2 PT100/TC, and 1 high-speed (HSC/encoder) input enabled via jumper/wiring.
  • Relay Outputs: 8 SPST-NO relays, up to 3A resistive per output.
  • Analog Outputs: 2 outputs, 0 - 10V or 4 - 20mA (12-bit).
  • I/O Expansion: Support for up to 512 points via local or remote UniCAN modules.
  • Display: 3.5″ TFT touchscreen, QVGA resolution, 65,536 colours.
  • Memory: 1MB logic; 3MB image; 512KB fonts; 120KB dynamic table/log memory; 192KB fixed. SD support up to 32GB.
  • Communications: Port1: RS232/RS485; optional ports for Ethernet/Profibus and CANbus. Protocol support includes Modbus, OPC, SNMP, UniCAN, remote access.
  • Power: 24VDC (20.4 - 28.8V); ~290mA (npn) / ~250mA (pnp) depending on input type.
  • Operating conditions: 0 °C to 50 °C; storage 20 °C to +60 °C; 10 - 95% RH non-condensing.
  • Dimensions & Weight: ~109 × 114.1 × 68mm; ~227g.
  • Certifications: CE; UL ClassI Division2 rated for hazardous locations.

Applications

  • Temperature and process control via onboard PT100/TC and analog I/O
  • Recipe-driven machine automation with PID loops, trends, alarms, and data logging
  • SCADA and remote telemetry systems requiring relay outputs or critical switching
  • Expandability for large I/O counts in distributed control architectures
  • Panel-mounted control solutions in industrial or hazardous environments
The V350-35-RA22 offers 12 digital inputs; via jumper and wiring two may function as analog, two as PT100/thermocouple, and one high-speed counter/encoder. There are 8 relay outputs and 2 analog outputs.
Yes - the device supports expansion up to 512 I/O points using local expansion modules or remote CANbus adapters (UniCAN).
Yes - it supports up to 24 auto-tuned PID loops, recipe control, data-table logging, trend/alarm graphics, plus email/SMS/GPRS and a built-in web server.
It includes RS-232/RS-485 and supports optional Ethernet/Profibus and CANbus ports. Compatible with Modbus TCP/RTU, OPC, SNMP, UniCAN, remote access utilities.
Panel-mounted units achieve IP65/66/NEMA4X; DIN-rail variants are IP20. Operates at 0 - 50 °C (storage to - 20 °C). CE compliant and UL ClassIDivision2 rated for use in hazardous locations.

Trusted by Automation Professionals

“Our engineers often choose the V350-35-RA22 for applications requiring PT100 sensing and relay control in noisy or hazardous environments - it's compact, powerful and highly configurable.” - Automation Engineer, Process Sector
More Information
Packed Quantity 1
Manufacturer Unitronics
Manufacturer Part Number V350-35-RA22
Alternative Product SKU V35035RA22
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