Foxboro CM902WM I/O module

The FOXBORO CM902WM is A multi-functional I/O module under the brand's I/A Series and still has existing applications in the field of industrial automation

Core performance and parameters

Circuit and Working Mode

It belongs to the relay control circuit module, adopts a parallel working mode, and can be seamlessly integrated with different control systems, with strong adaptability.

It has multiple input and output options simultaneously, which can meet the control requirements of different industrial scenarios.

Power Supply and Communication

Both the input and output voltages are 24V DC. The communication interface supports Modbus TCP/IP, facilitating data interaction and instruction transmission with other devices in the industrial control system.

In addition, supplier information indicates that it also has an input specification of 79-180V AC, which might be due to parameter differences among different batches.

Basic hardware and environment adaptation

This module has a storage capacity of 300KB, and its external dimensions are available in specifications such as 330. 350. and 65mm.

Its weight is approximately 1.6kg. The operating temperature range is -40 °C to 70°C, which can adapt to the relatively harsh temperature environment in industrial sites and meet the temperature variation requirements of most industrial scenarios.

Application and market conditions

Application scenarios

As a DCS module under FOXBORO, it is often applied in fields such as petroleum, chemical engineering,

and power that rely on industrial control systems, providing support for signal acquisition and instruction execution of various equipment, and ensuring the stable operation of industrial control processes.