Name: D201138 Wired high-channel digital I/O module with enhanced isolation | Qiming Automation
Brand: METSO
Price: 36722.00 CNY
Availability: InStock

Description

The D201138 functions as a wired high-channel digital input/output module with advanced channel isolation. It processes digital signals from a multitude of field devices such as sensors, switches, and actuators, ensuring that each channel is electrically isolated from the others. This isolation prevents the spread of electrical noise and ground loops between channels, maintaining signal purity.

D201138

It connects to the control system via a robust backplane or bus, supporting standard industrial protocols for seamless communication with PLCs, DCS, and SCADA systems. The module’s enhanced surge protection circuitry diverts excess voltage away from sensitive components, while the isolation feature adds an extra layer of protection against electrical faults. The D201138 fits into the automation stack as a central processing unit for digital signals, managing multiple devices simultaneously in complex industrial setups.

D201138

Technical specifications:
Model Number D201138
Brand METSO
Type Wired high-channel digital I/O module with enhanced isolation
Input Voltage 24V DC
Operating Temp Range -25°C to 70°C
Mounting Style DIN-rail mount
Dimensions 150mm x 120mm x 80mm
Weight 550g
Interface/Bus Profibus DP, Ethernet/IP
Compliance CE, RoHS, UL 508, ATEX
Supported Protocols Modbus RTU, Profibus DP, Ethernet/IP
Typical Power Draw 8W

Contact Us
Phone:+86 16626708626
WeChat/WhatsApp:+86 16626708626
Email: 3772179818@qq.com

D201138

Main features and advantages:

Engineered for reliability in demanding environments, the D201138 offers significant real-world benefits. Its enhanced channel isolation ensures that electrical noise or faults in one channel do not affect others, reducing system downtime and troubleshooting efforts. This is crucial in industries like chemical processing, where a single faulty signal can lead to costly process deviations.

The combination of surge protection and isolation makes the D201138 highly durable, minimizing the need for replacements and lowering long-term maintenance costs. With its high-channel capacity, it reduces the number of modules required in the system, simplifying wiring and installation, and saving space in control cabinets.

Moreover, the D201138‘s compatibility with multiple protocols allows for easy integration into existing systems, reducing engineering overhead. Its stable signal transmission ensures accurate data flow, enabling precise process control and improving product quality and safety in industrial operations.

Application areas:

The D201138 is well-suited for environments where both noise and isolation are critical. In chemical processing plants, it connects to various sensors and actuators in reaction vessels, monitoring and controlling temperature, pressure, and flow rates. The isolation feature prevents cross-contamination of signals, ensuring accurate control of chemical reactions.

In oil and gas refineries, where electrical noise from pumps and compressors is prevalent, the D201138 manages digital signals from safety systems, valves, and monitoring devices. Its robust protection features ensure reliable operation even in hazardous areas, contributing to safe and efficient refining processes.

Another key use case is in semiconductor manufacturing facilities, where precise control and signal integrity are paramount. The D201138 handles digital signals from cleanroom equipment, ensuring that electrical interference does not affect the sensitive manufacturing processes, thus maintaining product quality.

D201138

Related products:

D201136 – Wired high-channel digital I/O module with enhanced surge protection, suitable for high-noise environments without strict isolation needs.

D201134 – Wireless high-channel digital I/O module, ideal for setups where wired connections are impractical.

D201139 – Lower channel version of the D201138 with similar isolation features, for smaller-scale applications.

D201140 – Isolated analog I/O module, compatible with the D201138 for mixed signal systems.

D201135 – Legacy high-channel wired module, upgradable to the D201138 for better isolation.

D201129 – Wireless low-channel digital I/O module, suitable for small, low-noise environments.

D201141 – Wired high-channel module with extended communication range, for large industrial facilities.

Installation and maintenance:

Before installing the D201138, confirm compatibility between the control system’s backplane/bus and the module’s interface. Ensure the mounting location has adequate ventilation, as the module generates more heat due to its isolation components. Verify the input voltage is within 24V DC and the power supply is stable.

During installation, follow proper grounding procedures for the isolation to work effectively. Use shielded cables and ensure secure connections to prevent signal degradation. Check that all channels are correctly wired to avoid cross-connections, which could compromise isolation.

For maintenance, regularly inspect status LEDs to detect faults. Check wiring connections every three months for tightness and corrosion. Clean the module’s surface to prevent dust buildup. Test isolation resistance annually using a megohmmeter to ensure channels remain properly isolated, and verify surge protection functionality with appropriate testing equipment.