hpmont HD30 Series - Page 50

Shenzhen Hpmont Technology Co., Ltd Chapter 4 Electrical Installation
HD30 Series Inverters User Manual ―33―
Wiring of multi-function output terminal
1. The multi-function output terminal DO1 can use the inverter’s internal 24V power supply or the
external power supply. The connections are as shown in Figure 4-21.
Figure 4-21 DO1 terminal connection
2. The frequency signal output terminal DO2 can use the inverter’s internal 24V power supply or
the external power supply. The connections are as shown in Figure 4-22.
Figure 4-22 DO2 terminal connection
DO1
+ 24V
P24
DO1
+ 24V
P24
Using internal power
CME
CME
12－30V
DC
COM
COM
+
-
Relay
coil
Relay
coil
Using external power
DO2
COM
+ 24V
R
P24
DO2
COM
+ 24V
R
P24
R:10KΩ resistor
f
f：digital frequency counter
f
12－30V
DC
+
-
Using internal power
Using external power
4