UIS-04PTKN Unistream Input/Output Expansion Module with 4 Temperature Inputs

Why Choose the Unitronics UIS-04PTKN RTD Temperature Input Module?

The Unitronics UIS-04PTKN is a specialised RTD temperature input expansion module designed for the Unitronics UniStream PLC platform. Developed for industrial process monitoring, machine control and environmental measurement applications, the module provides four highly accurate RTD temperature input channels for reliable temperature acquisition and monitoring.

As part of the advanced Uni-I/O expansion series, the UIS-04PTKN integrates seamlessly with UniStream controllers and HMI systems. The module can be mounted directly onto compatible UniStream control systems or installed remotely using a Local Expansion Kit, providing flexible installation options for machine builders and automation engineers.

Featuring 4 RTD temperature inputs supporting Pt1000, Ni1000 and LG-Ni1000 sensors, the UIS-04PTKN delivers accurate temperature measurement for industrial processes, HVAC systems, manufacturing equipment and environmental monitoring applications. The module supports 2-wire, 3-wire and 4-wire RTD connections, offering excellent installation flexibility.

Key Advantages

• 4 dedicated RTD temperature input channels.
• Supports Pt1000, Ni1000 and LG-Ni1000 RTD sensors.
• Compatible with the complete Unitronics UniStream platform.
• Supports 2-wire, 3-wire and 4-wire RTD wiring.
• High-resolution temperature monitoring for process control.
• Ideal for industrial temperature measurement applications.
• Simple integration through UniLogic software.
• Compact expansion design for efficient panel utilisation.

Key Features

• Unitronics Uni-I/O Series.
• 4 RTD temperature inputs.
• Compatible with Pt1000, Ni1000 and LG-Ni1000 sensors.
• Supports 2-wire, 3-wire and 4-wire RTD connections.
• Temperature values represented in 0.1°C increments.
• Integrated sensor fault detection functionality.
• Status and diagnostic LEDs.
• DIN rail or UniStream local expansion installation.
• Industrial-grade IP20 construction.
• Designed for continuous operation in demanding environments.

Technical Specifications

• Manufacturer: Unitronics
• Series: Uni-I/O
• Model: UIS-04PTKN
• Product type: RTD temperature input expansion module
• Temperature inputs: 4
• Input type: RTD temperature sensors
• Supported sensors: Pt1000, Ni1000, LG-Ni1000
• Supported wiring: 2-wire, 3-wire and 4-wire RTD
• Temperature resolution: 0.1°C
• Sensor diagnostics: Integrated fault detection
• Mounting type: UniStream panel expansion or DIN rail
• Protection rating: IP20 / NEMA 1
• Dimensions (H × W × D): Approx. 65 × 135 × 44.2 mm
• Operating temperature: -20°C to +55°C
• Standards: CE, UL, EAC
• Platform compatibility: UniStream PLC and HMI systems

Accurate Temperature Measurement for Industrial Applications

The UIS-04PTKN is designed for applications where precise temperature monitoring is critical to process efficiency and product quality. By supporting multiple RTD sensor types, the module provides flexibility across a wide range of industrial temperature measurement applications including manufacturing, HVAC, utilities and process automation.

Advanced diagnostic functions help detect sensor connection faults, improving system reliability and maintenance efficiency. Integration with the UniStream platform enables engineers to configure, monitor and analyse temperature data through the UniLogic software environment, simplifying commissioning and long-term operation.

Typical Applications

• Industrial process temperature monitoring.
• Machine temperature feedback systems.
• HVAC and environmental control.
• Manufacturing and production equipment.
• Water and wastewater treatment facilities.
• Food and beverage processing systems.
• Energy management and utility monitoring.
• OEM machine building projects.

Trusted by Automation Engineers Worldwide

Unitronics Uni-I/O temperature modules provide reliable and accurate temperature measurement capabilities, helping engineers build scalable industrial automation systems with dependable process monitoring and control.