hpmont HD30 Series User Manual

Shenzhen Hpmont Technology Co., Ltd Chapter 4 Electrical Installation
HD30 Series Inverters User Manual ―29―
Wiring of digital input terminal
Dry contact connections
1
．
If the internal 24V power supply is used, the connection is as shown in Figure 4-13. (The SEL
and the P24 are short-circuited at factory)
Figure 4-13 Dry contact connection when using internal 24V power
2
．
If the external power supply is used, the connection is as shown in Figure 4-14. (Note that the
SEL and the P24 are not short-circuited)
Figure 4-14 Dry contact connection when using external power
+ 3.3V
+
-
R
+ 24V
COM
P24
SEL
K
DI1...DI6
Current
Dry contact connection
using internal power
+ 3.3V
+
-
R
+ 24V
COM
P24
SEL
K
DI1...DI6
+
-
12－30V
DC
Current
Dry contact connection
using external power
4

hpmont HD30 Series Specifications

General

Brand	hpmont
Model	HD30 Series
Category	Inverter
Language	English