36
H7CX
H7CX
■
Input Circuits
CP1, CP2, Reset/Reset 1, and Total Reset/Reset 2 Input
Note:
The circuit shown above is for no-voltage input (NPN input).
■
Input Connections
The inputs of the H7CX are no-voltage (short-circuit or open) inputs or voltage inputs.
No-voltage Inputs (NPN Inputs)
No-voltage Input Signal Levels
IN
+14 V
1 k
Ω
Internal
circuit
No-contact input
Short-circuit level
Transistor ON
Residual voltage: 3 V max.
Impedance when ON: 1 K
W
max.
(The leakage current is 5 to 20 mA when the
impedance is 0
W
.)
Open level
Transistor OFF
Impedance when OFF: 100 K
W
min.
Contact input
Use contact which can adequately switch
5 mA at 10 V.
Maximum applicable voltage: 30 VDC max.
6
7
8
9
10
3
7
5
6
4
6
7
8
9
3
7
5
6
10
4
6
7
8
9
3
7
5
6
10
4
PLC or
sensor
Open Collector
Voltage Output
Contact Input
Input
Rese
t/rese
t 1 inp
u
t
C
P
2 i
nput
C
P
1 i
npu
t
H7CX-A
@
H7CX-A11
@
Operates when the transistor turns ON.
Sensor
Input
Rese
t/rese
t 1 inp
u
t
C
P
2 i
npu
t
C
P
1
i
nput
H7CX-A
@
Operates when the transistor turns ON.
H7CX-A11
@
Inpu
t
R
e
set/
reset 1
input
C
P
2 i
npu
t
CP1
in
p
u
t
H7CX-A
@
Operates when the contact turns ON.
H7CX-A11
@
0 V
0 V
0 V
T
o
tal
re
set/re
s
et 2 i
n
put
T
o
tal
r
e
set/r
eset 2
i
nput
T
o
tal rese
t/rese
t 2 inp
u
t
6
7
8
9
3
7
5
6
10
4
Input
R
e
se
t/rese
t1 i
nput
C
P
2 i
n
put
C
P
1
i
nput
H7CX-A
@
Operates when the transistor turns ON.
H7CX-A11
@
Two-wire Sensor
0 V
T
o
ta
l reset/
reset 2
input
