FEC HFC3000 - Input and Output Circuit Specifications and Recommended Connection Circuit

Chapter 4 Installation
PAGE 4-9
4-5-3 Input and Output Circuit Specifications and Recommended Connection Circuit
*The above diagram shows an NPN type connection example.
・The I/O hardware accommodates both positive and negative polarities and both
NPN (sink ･ - common) type and PNP (source ･ + common) type connection may
be used.
Unit I/O circuit
Input circuit
Output circuit
PLC output circuit
DC power
source
PLC input circuit
Input signal
Input signal
Caution
Output signal
Output signal