METSO D201138L

Description

Technical Specifications:

• Manufacturer: METSO (now Valmet)

• System Platform: Metso DNA DCS

• Product Type: Digital Input/Output Module / IBC Controller Module

• Digital Input Channels: 8 channels

• Digital Output Channels: 8 channels

• Input Signal Type: Dry contacts or 24V DC level signals

• Output Type: 24V DC source type output

• Electrical Isolation: Channels isolated from system bus

• Operating Voltage: 24V DC (supplied via system backplane)

• Communication Interface: System bus communication with controller

• Mounting: Modular plug-in installation or DIN rail

• Operating Temperature: -20°C to +60°C

• Typical Configuration: 8 DI + 8 DO channels

Functional Features:

• Integrated digital input acquisition and digital output control

• Photoelectric isolation on all channels for enhanced noise immunity

• Fault detection and diagnostic functions

• Hot-swap support and modular replacement for easy maintenance

• Input detection of external dry contact signals and switch quantities

• Output control of relays, solenoid valves, indicator lights, and other load devices

Performance Parameters:

• Multi-channel digital signal processing with光电 isolation

• System bus communication for real-time data exchange with controller

Material Composition: Industrial-grade electronic components with robust housing for control cabinet installation

Structural Characteristics: Modular design supporting both plug-in installation and DIN rail mounting

Working Principle: The module collects digital input signals from field devices (dry contacts, 24V DC level signals) through optically isolated channels. These signals are communicated to the system controller via the system bus. Simultaneously, the module receives output commands from the controller and drives connected load devices (relays, solenoid valves, indicators) through isolated output channels.

Advantages and Strengths:

• Hot-swap capability enabling maintenance without system shutdown

• Photoelectric isolation providing superior noise immunity

• Fault detection and diagnostics for proactive maintenance

• Space-efficient design combining input and output in single module

Applicable Industries:

• Power generation

• Petrochemical

• Pulp and paper

• Water treatment

• General process control with switch quantity acquisition and control requirements

Model Series: Metso DNA Distributed Control System

Installation Requirements: Modular plug-in installation into system rack or DIN rail mounting

Usage Precautions:

• Confirm channel count and configuration for specific application

• Verify 24V DC power supply availability via system backplane

• Ensure proper isolation for noise-sensitive applications