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URS-04RT – Unitronics AI4,RTD,10R
MPN: URS-04RT
Alt. SKU: URS04RT
Why Choose the Unitronics URS-04RT RTD Temperature Input Module?
The Unitronics URS-04RT is a 4-channel RTD and resistance input module designed for integration with Unitronics UniStream Remote I/O systems. It enables accurate temperature measurement using RTD sensors and resistance inputs in industrial automation and process control applications.
Installed as part of a UniStream distributed I/O architecture, the module allows temperature sensors to be connected close to the monitored equipment while communicating measurement data back to the PLC controller via the remote I/O network. This reduces wiring complexity and improves signal integrity in large automation systems.
The URS-04RT supports a wide range of RTD sensor types including PT100, PT200, PT500, PT1000 and nickel-based sensors, providing reliable temperature monitoring across manufacturing processes, machinery and environmental control systems.
Key Features
- 4 RTD / resistance input channels for temperature measurement.
- Compatible with Unitronics UniStream Remote I/O systems.
- Supports multiple sensor types including PT100 and PT1000 RTDs.
- 16-bit measurement resolution for accurate readings.
- 3-wire RTD connection for improved measurement accuracy.
- Compact 12 mm wide DIN-rail module.
- Status LEDs for channel monitoring and diagnostics.
Technical Specifications
- Manufacturer: Unitronics
- Model: URS-04RT
- Product type: RTD / resistance temperature input module
- Channels: 4 RTD inputs
- Sensor types supported: PT100, PT200, PT500, PT1000, NI sensors
- Temperature range (example): −200 °C to +850 °C depending on sensor type
- Connection method: 3-wire RTD
- Resolution: 16-bit signed integer
- Conversion time: less than 150 ms for all channels
- Operating temperature: −40 °C to +60 °C
- Module dimensions: approx. 12 mm × 99 mm × 70 mm
- Mounting: DIN rail
Typical Applications
- Industrial temperature monitoring systems.
- Process control and thermal management.
- Machine temperature monitoring and diagnostics.
- Environmental and HVAC monitoring in automation systems.
- Manufacturing systems requiring distributed temperature sensing.
Frequently Asked Questions
What is the Unitronics URS-04RT used for?
The URS-04RT is a remote I/O module used to connect RTD temperature sensors to Unitronics UniStream PLC systems.
How many temperature sensors can it support?
The module supports four independent RTD or resistance inputs.
Which RTD sensors are compatible?
The module supports common RTD types including PT100, PT200, PT500, PT1000 and several nickel-based sensors.
How accurate is the measurement?
Typical accuracy for PT100 and PT1000 sensors is around ±0.5 °C at 25 °C ambient conditions.
Which PLC systems use the URS-04RT?
The module is designed for Unitronics UniStream PLC systems using the UniStream Remote I/O architecture.
Trusted by Automation Engineers
Unitronics UniStream remote I/O modules provide scalable distributed measurement and control, enabling engineers to build reliable automation systems with flexible sensor integration.
| Packed Quantity | 1 |
|---|---|
| Manufacturer | Unitronics |
| Manufacturer Part Number | URS-04RT |
| Alternative Product SKU | URS04RT |