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

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

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

As part of the advanced Uni-I/O expansion series, the UIS-04PTN integrates seamlessly with UniStream Built-in and Modular PLC systems. The module supports multiple RTD sensor types and can be installed directly onto compatible UniStream control systems or remotely via a Local Expansion Kit, providing flexibility for a wide range of industrial installations.

Featuring 4 RTD temperature inputs supporting PT100, Ni100 and Ni120 sensors, the UIS-04PTN delivers highly accurate temperature monitoring for manufacturing equipment, HVAC systems, utilities, food processing and industrial process applications. Support for 2-wire, 3-wire and 4-wire RTD connections ensures excellent installation flexibility and measurement accuracy.

Key Advantages

• 4 dedicated RTD temperature input channels.
• Supports PT100, Ni100 and Ni120 RTD sensors.
• Compatible with the complete Unitronics UniStream platform.
• Supports 2-wire, 3-wire and 4-wire RTD wiring.
• 0.1°C measurement resolution for accurate monitoring.
• Integrated sensor fault detection and diagnostics.
• Simple configuration through UniLogic software.
• Compact design for efficient control panel integration.

Key Features

• Unitronics Uni-I/O Series.
• 4 RTD temperature inputs.
• Supports PT100, Ni100 and Ni120 RTD sensors.
• Compatible with 2-wire, 3-wire and 4-wire RTD installations.
• 0.1°C temperature resolution.
• Overflow, underflow and sensor fault detection.
• Status LEDs for diagnostics and monitoring.
• DIN rail or UniStream local expansion installation.
• Industrial-grade IP20 construction.
• Designed for continuous industrial operation.

Technical Specifications

• Manufacturer: Unitronics
• Series: Uni-I/O
• Model: UIS-04PTN
• Product type: RTD temperature input expansion module
• Temperature inputs: 4
• Input type: RTD temperature sensors
• Supported sensors: PT100, Ni100, Ni120
• Sensor wiring: 2-wire, 3-wire and 4-wire
• PT100 range: -200°C to +850°C
• Ni100 range: -60°C to +250°C
• Ni120 range: -60°C to +250°C
• Resolution: 0.1°C
• Input isolation: Non-isolated inputs
• Power supply: 24 VDC nominal (20.4-28.8 VDC)
• Protection rating: IP20 / NEMA 1
• Mounting type: DIN rail or UniStream local expansion
• Dimensions (H × W × D): 65 × 135 × 44.2 mm
• Weight: Approx. 0.1 kg
• Operating temperature: -20°C to +55°C

Reliable Temperature Measurement for Industrial Processes

The UIS-04PTN enables precise monitoring of temperature-critical processes across a wide range of industrial applications. By supporting multiple RTD sensor technologies, the module provides excellent flexibility for machine builders, process engineers and automation professionals working with heating, cooling and environmental control systems.

Advanced diagnostic capabilities help identify sensor faults and wiring issues, improving system reliability and reducing maintenance time. Full integration with UniStream controllers allows temperature data to be logged, displayed and analysed through the UniLogic software environment for enhanced process visibility and control.

Typical Applications

• Industrial process temperature monitoring.
• HVAC and environmental control systems.
• Manufacturing and production equipment.
• Food and beverage processing plants.
• Water and wastewater treatment facilities.
• Energy management systems.
• OEM machinery and automation projects.
• Industrial utilities and infrastructure.

Trusted by Automation Engineers Worldwide

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