The D201126 functions as a digital input/output module in the automation stack. It receives digital signals from field devices such as limit switches and pressure sensors, processes them to filter out noise, and then transmits the clean signals to the central control system, which could be a PLC or DCS. Additionally, it can send digital control signals from the central system to actuators like solenoid valves and motor starters.
Model Number D201126
Brand METSO
Type Digital input/output module
Input Voltage 24V DC
Operating Temp Range -20°C to 65°C
Mounting Style DIN – rail mount
Dimensions 100mm x 80mm x 60mm
Weight 320g
Interface/Bus Profibus DP
Compliance CE, RoHS, UL 508
Supported Protocols Profibus DP, Modbus RTU
Typical Power Draw 3W
The D201126 functions as a digital input/output module in the automation stack. It receives digital signals from field devices such as limit switches and pressure sensors, processes them to filter out noise, and then transmits the clean signals to the central control system, which could be a PLC or DCS. Additionally, it can send digital control signals from the central system to actuators like solenoid valves and motor starters.
D201126
This module connects to the backplane system, enabling seamless communication with other components in the automation network. TheD201126 supports standard industrial protocols, ensuring compatibility with a wide range of control platforms. It also features isolation between input/output channels, which prevents electrical noise from propagating between channels and affecting the entire system. This isolation enhances the overall reliability of the digital signal transmission.
D201126
Technical specifications:
Model Number D201126
Brand METSO
Type Digital input/output module
Input Voltage 24V DC
Operating Temp Range -20°C to 65°C
Mounting Style DIN – rail mount
Dimensions 100mm x 80mm x 60mm
Weight 320g
Interface/Bus Profibus DP
Compliance CE, RoHS, UL 508
Supported Protocols Profibus DP, Modbus RTU
Typical Power Draw 3W
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D201126
Main features and advantages:
Engineered for precision, the D201126 offers significant real – world benefits. Its ability to filter out noise and provide accurate digital signal transmission ensures that the control system receives reliable data, leading to precise and consistent process control. This is particularly valuable in packaging facilities, where accurate timing of conveyor belt stops and starts is crucial for maintaining product quality and production efficiency.
The channel isolation feature of the D201126 minimizes the risk of system-wide failures. If one channel is affected by electrical noise or a fault, the isolation prevents the issue from spreading to other channels, reducing the impact on overall system operation. This enhances the system’s availability and reduces the need for frequent troubleshooting and maintenance, lowering operational costs.
Moreover, the compact design of the D D201126 saves space in control cabinets, making it suitable for installations with limited space. Its easy integration with existing control systems reduces engineering time and effort during setup, allowing for faster deployment and commissioning of industrial automation systems.
D201126
Application areas:
TheD201126 is widely used in various industrial applications. In water and wastewater treatment plants, it is employed to monitor the status of pumps, valves, and level switches. The reliable digital signal transmission ensures that the control system can accurately track the operation of these devices, enabling efficient management of water treatment processes and compliance with environmental regulations.
In the food and beverage industry, the D201126 is used in production lines to control the operation of filling machines, capping devices, and labeling equipment. Its ability to handle digital signals accurately ensures that these machines operate in sync, maintaining consistent product quality and meeting high – speed production demands.
Another common use case is in material handling systems, such as automated warehouses. The D201126 processes signals from sensors that detect the presence of pallets and conveyors, enabling the control system to direct the movement of goods efficiently. Its robust performance in harsh industrial environments, including high levels of dust and vibration, makes it a reliable choice for such applications.
D201126
Related products:
D201127 – A higher channel count version of the D201126, with 16 digital inputs and 16 outputs for larger systems.
D201125 – A lower channel variant, ideal for small – scale automation setups with minimal digital I/O requirements.
D201128 – A module with enhanced surge protection, suitable for environments with frequent electrical transients, compatible with the D201126.
D201124 – An older generation digital I/O module with similar functionality, a cost – effective option for less demanding applications.
D201129 – A wireless digital I/O module that can be paired with the D201126 for applications where wired connections are impractical.
D201130 – A high – speed version of the D201126, designed for applications requiring fast response times, such as in robotics.
D201131 – A ruggedized digital I/O module, built to withstand extreme temperatures and humidity, an alternative to the D201126 in harsh environments.
D201126
Installation and maintenance:
Before installing the D201126 check that the Profibus DP bus of the control system is compatible with the module. Ensure that the 24V DC power supply is stable and within the module’s input voltage range. Verify that there is sufficient space around the module for cooling, as excessive heat can affect its performance. It is also important to confirm that the firmware of the D201126 is compatible with the control system’s software version.
For ongoing maintenance, regularly inspect the LED indicators on the D201126. A green LED for a channel indicates normal operation, while a red LED signals a fault. Check the Profibus and power connectors monthly to ensure they are securely fastened and free from corrosion. Clean the module’s surface periodically to remove dust and debris, which can interfere with heat dissipation. Perform a functional test every six months to verify that all input and output channels are working correctly, ensuring the module continues to provide reliable digital signal handling.