TECO TP03 PLC - Input Wiring

Chapter 5 Wiring
Basic unit wiring
5-4
2.2 Input wiring
Input signal has two methods to be wired for DC input: SINK and SOURCE mode.◎
Sink = current inputs share the common Source = Current outputs share the common
Wiring◎
A. SINK mode
Input equivalent circuit. Wiring circuit
SB. SOURCE mode
Input equivalent circuit. Wiring circuit
Insulation circuit: PLC internal circuit photo◎ -coupling insulted with Input module.