4. Each Component Function
28
PT-310 User’s manual
External Connection
Figure 4.5. Input circuit
Figure 4.6. Output circuit
1.1k
Ω
1/2W
External power supply
(12V - 24VDC)
Input
contacts
PI_PCOM
PI(0) - PI(3)
I/O connector
4.7k
Ω
PS2805-4
PO(0) - PO(3)
PCOM_PO
External power supply
(Max. 30VDC)
(External circuit)
I/O connector
PS2801-4
Load
330
Ω
4.7k
Ω
2SD1782KR