Material
Other, Global universal model
Condition
Other, Global universal model
Task
Other, Global universal model
Mathematical Model
Other, Global universal model
Signal
Other, Global universal model
Customized
Non-Customized
Structure
Other, Global universal model
Operating temperature
-40℃ to 70℃
Humidity
5% - 95% (non - condensing)
Power Input
24V DC
I. Overview
GE IS215WEPAH2BB is an industrial control module and an important part of the Mark VIe control system. As GE's core product series in the field of industrial automation, the Mark VIe series is widely used in complex industrial control scenarios in various industries such as electric power, chemical industry, and metallurgy due to its high integration, excellent reliability, and strong control capabilities.
IS215WEPAH2BB is an analog input module. Its main function is to collect and preprocess various analog signals in industrial sites, and transmit the processed signals to the core processor of the control system, providing accurate data basis for subsequent control decisions. Its design fully considers the harshness of the industrial environment, adopts durable industrial-grade materials and advanced circuit design, and has excellent anti-interference ability and environmental adaptability, enabling it to work stably in complex environments such as high temperature, humidity, and high dust. Whether in the monitoring system of large generator sets or in the parameter collection link of chemical production processes, this module can accurately and efficiently complete the collection task of analog signals, laying a solid foundation for the stable operation of industrial control systems.

II. Technical Parameters
Electrical Parameters
Power Input: It is powered by a DC power supply, with a standard input voltage of 24V DC, and has a certain voltage tolerance, usually allowing a voltage fluctuation of ±10%. This design enables the module to maintain normal operation when the power supply voltage on the industrial site is slightly unstable, ensuring the continuity and stability of signal collection, and avoiding data collection interruption caused by power supply problems.
Power Consumption: The power consumption is low, generally not exceeding 15W under normal working conditions. The low-power characteristic not only helps reduce the energy consumption of the entire control system, conforming to the industrial development trend of energy conservation and environmental protection, but also reduces the heat generation of the module itself, lowers the risk of failures caused by overheating, and prolongs the service life of the module.
Input Signal Types: It supports various types of analog input signals, commonly including 4-20mA DC current signals and 0-10V DC voltage signals. These signal types cover the output signals of most sensors in industrial sites, such as temperature sensors, pressure sensors, flow sensors, etc., enabling it to be compatible with a variety of equipment and meet different signal collection needs.
Number of Input Channels: It is usually equipped with 8 independent analog input channels, and each channel can independently perform signal collection and processing. The multi-channel design means that the module can collect multiple different analog parameters at the same time, improving the efficiency of signal collection, reducing the number of modules used in the control system, and lowering the integration cost of the system.
Signal Collection Parameters
Measurement Range: For different types of input signals, there are corresponding measurement ranges. For 4-20mA current signals, the measurement range is 4mA to 20mA; for 0-10V voltage signals, the measurement range is 0V to 10V. At the same time, the module also supports a certain degree of custom setting of the measurement range to adapt to the non-standard output signals of some special sensors.
Accuracy Class: The measurement accuracy is high, usually ±0.1% of full scale. High measurement accuracy ensures that the collected analog signals can accurately reflect the actual value of the measured parameter, reducing the impact of measurement errors on the decision-making of the control system. For example, in the chemical reaction process that requires precise temperature control, high-precision temperature signal collection can ensure that the control system adjusts relevant equipment in a timely and accurate manner to maintain the stability of the reaction temperature.
Resolution: The resolution can reach 16 bits, which can identify and distinguish subtle changes in the input signal. High resolution enables the module to capture subtle fluctuations of the signal even when collecting analog signals that change slowly or with small amplitudes, providing richer and more accurate original data for the control system, which helps to improve the refinement of control.
Sampling Rate: The sampling rate of each channel can reach more than 100 times per second. The high sampling rate ensures that the module can timely capture the dynamic changes of the analog signal. For some industrial parameters that change rapidly, such as the pressure of fast-flowing fluids and the vibration signals of high-speed operating equipment, it can achieve real-time and continuous collection, avoiding missing key signal change information due to too long sampling intervals.
Environmental Parameters
Operating Temperature: The operating temperature range is wide, usually from -40℃ to 70℃. This wide temperature design enables it to adapt to extreme temperature environments, whether in the cold winter of industrial plants in the north, the hot summer of production workshops in the south, or near heat sources, it can maintain stable working performance, ensuring that signal collection is not affected by temperature changes.
Relative Humidity: It can work normally in an environment with a relative humidity of 5% - 95% (non-condensing). The inside of the module adopts a special moisture-proof treatment process and sealing design, which can effectively prevent humid air from entering the internal circuit, avoid short circuits or performance degradation caused by moisture, and is suitable for industrial environments with high humidity such as paper mills and food processing plants.

III. Functional Features
High-precision Signal Collection and Processing
The GE IS215WEPAH2BB module has excellent signal collection accuracy due to its advanced circuit design and high-precision AD conversion chip. During the collection process, the module can perform preprocessing operations such as filtering and amplification on the input analog signal, effectively removing noise and interference components in the signal, and improving the signal quality. For example, for the 4-20mA signal from the pressure sensor, the module can accurately measure the tiny changes in current and convert it into the corresponding pressure value, with the measurement error controlled within a very small range, ensuring that the data transmitted to the processor truly reflects the on-site pressure condition. This high-precision signal collection and processing capability provides a reliable data guarantee for the precise control of the control system.
Multi-channel Independent Collection and Flexible Configuration
The 8 independent input channels equipped with the module can collect different analog signals at the same time, and each channel does not interfere with each other, ensuring the independence and accuracy of signal collection. At the same time, the parameters of each channel can be configured independently. Users can set appropriate parameters such as signal type, measurement range, and filtering method for each channel according to the characteristics of different sensors. For example, one channel can be configured to collect 4-20mA temperature signals, and another channel can be configured to collect 0-10V flow signals. This flexible configuration mode enables the module to adapt to diverse signal collection needs and improves its applicability in different industrial scenarios.
Strong Anti-interference and Environmental Adaptability
The module fully considers the complexity of the industrial environment in its design and adopts multiple anti-interference measures. The internal filtering circuit can effectively suppress electromagnetic interference from power supplies and signal lines; the metal shell and shielding layer can block external electromagnetic radiation interference, ensuring that the collected signals are not affected by external factors. In addition, its characteristics of wide temperature range, moisture resistance, vibration resistance, and shock resistance enable it to work stably in various harsh industrial environments, reducing the impact of environmental factors on the module's performance and improving the reliability of the entire control system.
Self-diagnosis and Fault Alarm Function
The module has a complete self-diagnosis function, which can monitor its own working status in real-time, including power supply voltage, channel connection status, internal circuit faults, etc. When an abnormal situation is detected, the module will immediately generate a fault alarm signal, transmit the alarm information to the processor of the control system through the communication interface, and display the corresponding fault status on the indicator light of the module. For example, when a disconnection fault occurs in a certain channel, the module can quickly detect the fault and issue an alarm signal, reminding the operator to conduct inspection and maintenance in a timely manner, avoiding data collection errors caused by channel faults, and ensuring the normal operation of the control system.