Westinghouse NL-743H Product Detailed Description
Product Overview
Westinghouse NL-743H is a PLC module, mainly used in industrial automation control systems. According to its model, it is likely to be a register input module. This module is usually used to collect analog signals from various intelligent instruments, transmitters and other devices, and convert them into digital signals that can be recognized by PLC.

Main Functions
Analog Input: The NL-743H module usually has multiple analog input channels, which can receive analog signals from temperature sensors, pressure sensors, flow meters and other devices.
Signal Conversion: Convert the received analog signal into a digital signal that can be recognized by PLC so that PLC can perform data processing and control.
Isolation Protection: It has good isolation protection function to prevent external interference from affecting the PLC system.
High Precision: Register input modules usually have high measurement accuracy and can meet applications with high measurement accuracy requirements.
Technical parameters (typical values, please refer to the product manual for specific parameters)

Input type: Analog input (usually 4-20mA or 0-10V)
Number of input channels: Depends on the specific model, usually 4, 8, 16, etc.
Accuracy: High accuracy (such as 0.1%FS)
Isolation method: Electrical isolation
Working temperature: -20℃~+70℃
Application scenario
Process control system: Used to collect process variables such as temperature, pressure, flow, etc., and feed them back to the PLC to achieve closed-loop control of the process.
Data acquisition system: Used to collect various analog data and transmit them to the host computer for analysis.