1790D-TN4C0
The 1790D-TN4C0 module is an analog input module manufactured by Allen-Bradley (a Rockwell Automation brand) for use in the Rockwell Automation CompactLogix/MicroLogix family of PLC systems. The module can convert the external analog signals (such as temperature, pressure, current, etc.) into digital signals that can be recognized by PLC, so as to realize the acquisition and processing of analog signals.
Product name resolution
1790D: This part is a family name that Allen-Bradley has assigned to its modules, usually indicating that their modules can be installed in Rockwell Automation’s CompactLogix/MicroLogix series PLC frames.
TN4C0: This part means that the module is an analog input module, where “TN” means analog input, “4” means there are 4 channels, and “C” means current input.
Product description
The main functions of the 1790D-TN4C0 module are:
Analog input: It can receive 4 analog current signals and convert them into digital signals.
Signal conversion: The analog signal is converted into a digital signal that the PLC can recognize.
Isolation: There is an isolation function between the input channel and the PLC to improve the anti-interference ability of the system.
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