Delta DVP-20PM

2 Hardware Specifications and Wiring
DVP-20PM Application Manual
2-12

Surge absorber: It can be used to reduce the noise of a load through which an alternating
current passes.
AC power
PLC relay output
R
C
R: 100~120
C: 0. 1 ~ 0. 2 4 u
F
R
Y
C1
Load through which an
alternating current passes
4. Transistor output circuit
Y0
LED
C0
Transistor output
DVP-20PM
< 0.5A
Trigger circuit
Load

Direct-current power

Emergency stop

Fuse

Transistor output terminals are open collectors. If Y0/Y1 is a pulse output terminal, the output
current passing through an output pull-up resistor must be larger than 0.1 A to ensure that
transistor output terminals operate normally.
1. Diode: It is used when the power of the load connected is small.
D: 1N4001 diode
Low-power load
PLC transistor outpu
t
V DC
+
D
Y0
-
C0
2. Diode and zener diode: They are used when the power of the load connected is large and the
load is turned ON/OFF frequently.
ZD D
V DC
+
Y0
-
C0
D: 1N4001 diode
PLC transistor output
The power of the load is large and
the load is turned ON/OFF frequently.