Shenzhen Hpmont Technology Co., Ltd.
Chapter 4 Electrical Installation
HD5L Series Controller User Manual V1.4
―
23
―
Source / Drain
Using external power supply, the source / drain connection are shown in Figure 4-8. (Remove the
connector between SEL and P24)
Figure 4-8 Source / Drain connection when using external power
Using internal 24V power supply of HD5L, it is NPN / PNP connection in which external controller is
common emitter output, as shown in Figure 4-9. (For PNP, remove the connector between SEL and
P24)
Figure 4-9 NPN (source) / PNP (drain) connection when using internal power supply
+24V
P24
SEL
DI1
COM
DI12
12
1
COM
+
-
E
x
te
rn
al
con
tr
o
ll
er
E
x
ter
n
al
co
ntr
o
lle
r
+24V
P24
SEL
DI1
DI12
12
1
DC
12 - 30V
+
-
DC
12 - 30V
Source
Using external
power supply
Drain
Using external
power supply
E
x
te
rn
a
lc
on
tr
ol
le
r
+24V
P24
SEL
DI1
COM
DI12
12
1
NPN
Using internal
power supply
E
x
te
rn
al
co
nt
ro
lle
r
+24V
P24
SEL
DI1
COM
DI12
12
1
PNP
Using internal
power supply
4