hpmont HD3L Series - Page 36

Shenzhen Hpmont Technology Co., Ltd. Chapter 4 Electrical Installation
HD3L Series Controller User Manual ―25―
When AI4 is used as motor overheat detection signal input terminal, the connection is shown as Figure
4–14. The motor stator coil built-in thermistor to access the analogue input and it should correctly set
the jumper.
Figure 4–14 AI4 connection (AI4 = overheat detection signal input
Digital Output Connection
DO1 can use internal 24V power supply of HD3L or external power supply, the connection is shown in
Figure 4–15.
DO1 connection also applies to DO2.
Figure 4–15 DO1 connection
AI4-
GND
AI4+
+5V
10k
PE
CN3 CN4
3
1
V
I
3
1
V
R
Thermistor
Jumper setting
DO1
+24V
Relay
coil
P24
DO1
+24V
P24
CME
CME
Relay
coil
12 - 30V
DC
COM
COM
+
-
Using external power supply
Using internal power supply
4