User manual

Chapter 2 Installation and Wiring
28
3） Use external power supply by source connection method (Attention: be sure to
disconnect the cable JP1 between PLC and 24 V for models of S2R4GB～3004GB; and
disconnect the wiring cable between PLC and 24 V for models of 35R5GB/37R5PB～
3500G):
Fig 2-23 Source Connection Method
4） Use external power supply by drain connection method (Attention: be sure to
disconnect the cable JP1 between PLC and 24 V for models of S2R4GB～3004GB; and
disconnect the wiring cable between PLC and 24 V for models of 35R5GB/37R5PB～
3500G):
.
Fig 2-24 Drain Connection Method(in S2R4GB～3004GB only X1～X5)
+
—
20～30V
PE
1
PLC
X1
24V
COM
24V DC
+
—
5V
8
X8
5V
External controller
Shield wire near grounding
20～30V
+
—
PE
1
PLC
X1
24V
COM
24V DC
+
—
5V
8
X8
5V
External controller
Shield wire near grounding