SKU: SENS-3302
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WIN-IO-4PT100/1000M 4-Channel PT100/PT1000 RTD to Modbus RS485 Module - DIN Rail Mount

₹6,293.00 (Inclusive of all taxes)
Out of Stock

The WIN-IO-4PT100/1000M is a DIN-rail mountable industrial module that converts signals from four 2- or 3-wire PT100 or PT1000 RTD temperature sensors into Modbus RTU over a long-range RS-485 network, compatible with PLCs, SCADA, and industrial automation systems.

Features

  • Converts four 2- or 3-wire PT100/PT1000 RTD inputs to Modbus RTU (RS-485).
  • Long-range RS-485 communication up to 700 meters without repeaters.
  • DIN-rail mountable enclosure with LED status indicators for easy integration.
  • Optical isolation and robust ESD/EFT protection for harsh industrial environments.
  • Simple configuration via internal DIP switches for slave ID and baud rate.

Out of stock

Description

The WIN-IO-4PT100/1000M is a signal conditioning and communication module designed for industrial temperature monitoring. It interfaces directly with up to four platinum resistance temperature detectors (RTDs), supporting both PT100 and PT1000 types in 2- or 3-wire configurations. The module performs the necessary signal conditioning and digitization, outputting the temperature data via a robust, optically isolated RS-485 interface using the standard Modbus RTU protocol.

Housed in a compact DIN-rail enclosure, it is built for reliability in electrically noisy environments. Features like resettable fuses, high-grade optical isolation, and surge protection (ESD up to ±30 kV) ensure stable operation and protect connected equipment. Its low power consumption and straightforward DIP-switch configuration make it suitable for integration into existing automation panels, HVAC control systems, and process monitoring networks.

Key Features

  • Four-Channel RTD Input: Accepts four independent PT100 or PT1000 sensor inputs with support for 2-wire or 3-wire connection schemes.
  • Industrial Communication: Transmits data via RS-485 using the Modbus RTU protocol, supporting network lengths up to 700 meters.
  • Robust Electrical Protection: Incorporates optical isolation on the RS-485 bus, resettable fuses, and ESD/EFT protection for enhanced system resilience.
  • Easy Configuration: Slave ID (1-247) and baud rate (1200 to 115200 bps) are user-configurable via internal DIP switches.
  • DIN-Rail Ready: Compact, industry-standard form factor for easy mounting in control cabinets and electrical enclosures.
  • Visual Status Indication: Integrated LEDs provide clear power and communication status at a glance.
  • Wide Operating Voltage: Powered by 12-24V DC, compatible with common industrial power supplies.
  • Optimized Performance-to-Cost Ratio: Delivers reliable signal conversion and communication in a durable, value-engineered package.

Applications

  • Industrial process temperature monitoring and control in PLC-based systems.
  • HVAC and building automation for centralized temperature data acquisition from multiple zones.
  • Energy management systems monitoring temperature in transformers, motors, or heat exchangers.
  • Laboratory and test bench setups requiring multi-channel RTD data logging via Modbus.
  • Retrofitting legacy analog RTD networks into digital SCADA or IIoT platforms.

Technical Specifications

Manufacturer Part NumberWIN-IO-4PT100/1000M
Input Channels4
Supported Sensor TypesPT100, PT1000 (2-wire or 3-wire)
Communication ProtocolModbus RTU
Physical InterfaceRS-485
Maximum Communication DistanceUp to 700 m
Supply Voltage12 - 24 V DC
Typical Current Consumption~80 mA @ 12V
ConfigurationDIP Switches (Slave ID, Baud Rate)
IsolationOptical Isolation (RS-485)
Protection FeaturesResettable Fuses, ESD (±30 kV), EFT (50 A)
MountingDIN-Rail (35mm)
Operating Temperature0°C to +60°C
Storage Temperature-20°C to +70°C
Dimensions (L x W x H)Approx. 110 x 70 x 50 mm
WeightApprox. 140 g

Frequently Asked Questions

What types of RTD sensors does this module support?

The module supports both PT100 and PT1000 platinum resistance temperature detectors. It is compatible with 2-wire or 3-wire connection configurations for each of its four input channels, providing flexibility for various industrial sensor installations.

How is the module configured for network communication?

Configuration is performed via internal DIP switches. You can set the Modbus slave address (typically 1-247) and select the RS-485 baud rate (common options include 9600, 19200, 38400, and 115200 bps). No software is required for basic setup.

What is the purpose of the optical isolation on the RS-485 port?

The optical isolation electrically separates the module's internal circuitry from the RS-485 communication bus. This is critical for protecting the module and connected master device from ground loops, voltage spikes, and electrical noise commonly found in industrial environments, ensuring signal integrity over long cable runs.

What power supply is required for the WIN-IO-4PT100/1000M module?

The module operates on a 12-24V DC supply. A typical industrial 24V DC power source is perfectly suitable. Ensure the power supply is adequately rated and shares a common ground with the Modbus master device for proper communication.

Can this module be used outdoors or in harsh conditions?

While the module features robust electrical protection (ESD/EFT), its operating temperature range is 0°C to +60°C, and it is housed in a standard DIN-rail enclosure without a specified IP rating for water/dust ingress. For outdoor or washdown environments, it must be installed inside a sealed and environmentally controlled electrical cabinet.

Package Includes

  • 1 x WIN-IO-4PT100/1000M RTD to Modbus RS485 Module

Additional Information

Weight 0.14 kg
Dimensions 7 × 11 × 5 cm