Functional Features
Signal Receiving and Conversion: It is mainly responsible for receiving signals from external sensors and actuators, such as signals from devices like safety switches, limit switches, pressure or temperature limit switches, safety relays, buttons, proximity sensors, etc. It converts these signals into digital signals and inputs them to the central processing unit for subsequent processing and control.
High Precision and High Reliability: It features high precision and high reliability, capable of stable operation in complex industrial environments. It ensures that the system obtains accurate signal inputs, providing a guarantee for the stable operation and precise control of industrial control systems.
Good Compatibility and Expandability: It can seamlessly connect and work collaboratively with other HIMA series products and industrial control equipment of other brands, meeting the personalized needs of different users and facilitating system upgrading and expansion.
Diagnostic Function: It provides diagnostic LEDs for each input channel, which are used to indicate the status of connected devices, such as whether the input is valid, whether there is a fault or problem, etc., making it convenient for engineers to quickly locate and troubleshoot faults.

Technical Parameters
Number of Channels: Usually a 16-channel digital input module, which can receive 16 external signals simultaneously.
Input Signal Type: Generally receives direct current signals, with a common voltage range of 24V DC.
Response Time: It has a fast response speed, able to complete signal receiving and conversion in a short time, meeting the real-time requirements of industrial control systems.
Protection Level: It has a certain level of protection capability and can adapt to different working environments.
Operating Temperature Range: It can work stably within a wide temperature range, generally from -40°C to 85°C.

Application Fields
Power System: It can receive signals from power sensors, conduct real-time monitoring of the operating status of the power system, and ensure the safe and stable operation of the power system. For example, it monitors the operating parameters of equipment such as generators, transformers, and transmission lines, and promptly identifies potential faults.
Industrial Automation Production Line: It is used to connect various sensors and actuators on the production line, such as photoelectric sensors, travel switches, solenoid valves, etc., to realize automatic control and monitoring of the production process, improving production efficiency and product quality.
Chemical, Petroleum, Natural Gas and Other Industries: In the production processes of these industries, it is used to monitor and control various process parameters such as temperature, pressure, and flow, ensuring the safety and stability of the production process and preventing accidents.