• Schneider DNP 105
  • Schneider DNP 105
  • Schneider DNP 105
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Schneider Electric DNP 105 Modicon Communication Module

Schneider Electric DNP 105 Modicon Communication Module

Description

The Schneider Electric DNP 105 (DNP105) is a specialized communication interface module within the Modicon industrial automation ecosystem. Engineered for reliable protocol conversion and data transmission, this module facilitates the...

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SKU: DNP 105
Vendor: Schneider
Category: Communication Module
Related Series:

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  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
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Description

The Schneider Electric DNP 105 (DNP105) is a specialized communication interface module within the Modicon industrial automation ecosystem. Engineered for reliable protocol conversion and data transmission, this module facilitates the integration of distributed field devices with centralized control networks. It is widely utilized in critical infrastructure sectors, including electrical substations, water treatment facilities, and oil and gas distribution networks, where it ensures deterministic telemetry and command execution under strict timing constraints.

Features

  • Protocol Versatility: Supports dual compatibility for DNP3 and Modbus RTU protocols.
  • Robust Isolation: Features optical isolation on communication ports to protect internal control circuitry from high-voltage surges and electromagnetic interference (EMI).
  • Diagnostic Indicators: Front-panel LEDs provide real-time status monitoring for power, transmit (TX), receive (RX), and fault conditions.
  • Flexible Topology: Supports both point-to-point and multi-drop network configurations via RS232/RS485 interfaces.
  • Configurability: Compatible with standard programming software for adjusting timing parameters, deadband settings, and event log buffering.

Applications

The DNP 105 is designed for high-availability industrial environments requiring stable links between control rooms and field instrumentation. Typical applications include remote terminal unit (RTU) integration, SCADA system data acquisition, and protocol bridging in legacy-to-modern automation upgrades.

Technical Specifications

Parameter Specification
Brand Schneider Electric
Model DNP 105
Product Series Modicon
Communication Ports Isolated RS232 / RS485
Protocol Support DNP3 / Modbus RTU
Isolation Voltage 500 VDC port-to-ground
Input Voltage 24 VDC nominal
Power Consumption 4.5 W maximum
Operating Temperature 0 to 60 deg C
Storage Temperature -40 to 85 deg C
Relative Humidity 5 to 95 percent non-condensing
Enclosure Rating IP20

Installation Guidelines

  • ESD Protection: Always use an anti-static wrist strap or follow proper ESD grounding procedures when handling the module to prevent damage to sensitive internal components.
  • Power Requirements: Ensure the 24 VDC power supply is stable and within the specified nominal range before connection. Always disconnect power before inserting or removing the module from the rack.
  • Wiring: Use shielded communication cables for RS485 connections to minimize noise interference. Ensure proper termination resistors are used in multi-drop configurations.
  • Environment: Install in a clean, dry, and well-ventilated enclosure rated for IP20 or better. Maintain adequate clearance around the module to prevent overheating.

FAQ

Is the DNP 105 module hot-swappable?

It is recommended to power down the system before installing or removing the module to prevent electrical arcing or potential damage to the backplane connectors.

What does the IP20 rating signify?

The IP20 rating indicates that the module is protected against solid objects greater than 12.5 mm, but it is not protected against liquids. It should be installed in an appropriate control cabinet.