NA300 Series Programmable Logic Controller Technical Specifications and User Manual
Every 8 channels form a group and share a common terminal. There are all two
common terminals. 16 channels can be divided into 2 groups, each of which requires
a separate 24VDC filed power supply.
NO. "17" pin is the input common terminal of field power supply, as the common
terminal of point 1 to 8; NO."1,3,5,7,9,11,13,15" pin are the digital input for point 1 to 8
in turn; NO. "35" pin is the input common terminal of field power supply, as the
common terminal of point 9 to 16; NO."19,21,23,25,27,29,31,33" pin are the digital
input for point 9 to 16 in turn.
Please don't connect more than 2 cables to the same pin of the terminal. It is better
to realize multipoint cable access by busbar or transfer terminal.
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