HCFA Q Series - Page 71

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 Internal/external circuit diagram of general inputs
 Internal/external circuit diagram of high-speed inputs

HSInput
0
8
HSInput
1
9
HSInput
2
10
HSInput
3
11
HSInput
4
12
HSInput
5
13
HSInput
6
14
HSInput
7
15
Common
terminal
SS
SS
Channel
Port
Port
Channel
hsi_cnt
X0
X8
hsi_cnt4
X1
X9
*S/S is intermal short-circuit, other channels are not
connected, such the example of I8-I15.
Wiring diagram
+
+
-
-
DC24V
R0~R15
DC24V
PNP
Internal circuit
NPN
Internal circuit
*S/S is internal short-circuit
，
other channels are not connected
，
take the
single-channel as the example.