Compact PLC variTRON 300
analog inputswith built-in remote I/OEthernet

Compact PLC - variTRON 300 - JUMO Group - analog inputs / with built-in remote I/O / Ethernet
Compact PLC - variTRON 300 - JUMO Group - analog inputs / with built-in remote I/O / Ethernet
Compact PLC - variTRON 300 - JUMO Group - analog inputs / with built-in remote I/O / Ethernet - image - 2
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Characteristics

Type
compact
Input/output
with built-in remote I/O, analog inputs
Network
RS485, Modbus, Ethernet
Other characteristics
USB interface, IEC 61131, graphic display, with integrated keypad, integrated data memory
Applications
for IoT applications

Description

Overview
JUMO variTRON 300 is a compact automation central processing unit designed to serve as the control and communication hub for distributed I/O and process sensors. It can act as an integrated receiver for JUMO Wtrans wireless sensors and supports a router module to integrate connection modules and form a complete system with an optional PLC (CODESYS V3.5).

Short description
Central processing unit for automation system with optional wireless interface

Availability
In Stock

Wireless interface
  • Not used
  • Wtrans 868.4 MHz (Europe)
  • Wtrans 915 MHz (USA, AU, CA and NZ)

Highlights
  • Support of numerous fieldbus systems
  • Connection of modern web panels
  • CODESYS V3.5 programming environment

Technical data
Interfaces
1 USB host, 2 Ethernet, 1 RS485 Modbus RTU
Operation
Keys and monochrome LCD display, 96 × 64 pixels (8 lines)
Option
PLC according to IEC 61131-3 (CODESYS V3.5); OPC UA server (in connection with PLC); EtherCAT master (in connection with PLC); applications with Node-RED
Hardware
800 MHz single-core processor
Modules
Wide selection of connection modules with configurable analog inputs and independent PID controllers with autotuning
Displays
Supports various formats (portrait or landscape, 4:3 or 16:9); CODESYS Remote TargetVisu and CODESYS WebVisu
Connection possibilities
Connection modules via router module; JUMO digiLine sensors for liquid analysis; thyristor power controller (via EtherCAT); wireless signals from JUMO Wtrans sensors via integrated receiver (optional)
Control loops
Up to 32 concurrent control loops
Recording function
Up to 60 recording channels; up to 10 batches; up to 10 measuring groups; internal memory for 1,000,000 measured values with manipulation detection
Special features
Flexible operation concept; extensive software and hardware configuration options; easy adaptation of inputs/outputs; integration of new functions via CODESYS PLC; integrated JUMO Web Cockpit; CPV editor for customer-specific parameters; optional recorder app for process data acquisition and evaluation

Technical specifications
  • Product name: JUMO variTRON 300
  • Type: Central processing unit for automation system
  • Processor: 800 MHz single-core processor
  • Interfaces: 1 USB host, 2 Ethernet, 1 RS485 Modbus RTU
  • Operation: Keys and monochrome LCD 96 × 64 pixels (8 lines)
  • PLC: IEC 61131-3 (CODESYS V3.5) (option)
  • OPC UA: Available in connection with PLC (option)
  • EtherCAT master: Available in connection with PLC (option)
  • Programming / Apps: CODESYS V3.5, Node-RED support for applications
  • Wireless receiver: Optional integrated receiver for JUMO Wtrans sensors (868.4 MHz or 915 MHz)
  • Modules: Configurable analog input modules and independent PID controllers with autotuning
  • Displays: Supports various formats; CODESYS Remote TargetVisu and WebVisu
  • Control loops: Up to 32 concurrent control loops
  • Recording: Up to 60 recording channels; internal memory for 1,000,000 measured values with manipulation detection
  • Special features: Integrated JUMO Web Cockpit; CPV editor; optional recorder app

Catalogs

Productrange
Productrange
36 Pages

Exhibitions

Meet this supplier at the following exhibition(s):

InnoTrans 2026
InnoTrans 2026

22-25 Sep 2026 Berlin (Germany) Hall CityCube, A - Stand 240

  • More information
    Aquarama 2026
    Aquarama 2026

    29-29 Oct 2026 Leuven (Belgium)

  • More information

    Other JUMO Group products

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.