Siemens Simatic S7-300 Technical Data Manual page 140

Cpu 31xc and cpu 31x
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Technical data of CPU 31xC
6.6 Technical data of the integrated I/O
CPU 313C, CPU 313C-2 DP/PtP, CPU 314C-2 DP/PtP: DI/DO (connectors X11 and X12)
Standard
DI
Zn
A, B
HW gate
Latch
Vn
Prob 0
Bero 0
R+, R-
Rapid
Creep
CONV_EN
CONV_DIR Directional signal (only with control type "voltage 0 to 10 V or current from 0 to 10 mA and directional signal")
X
1) CPU 314C-2 only
Reference
Details are found in the Manual
Measurement and Pulse Width Modulation
6-30
Interrupt
Count
input
Z0 (A)
X
X
Z0 (B)
X
X
Z0 (HW gate)
X
X
Z1 (A)
X
X
Z1(B)
X
X
Z1 (HW gate)
X
X
Z2 (A)
X
X
Z2 (B)
X
X
Z2 (HW gate)
X
X
Z3 (A)
X
X
Z3 (B)
X
X
Z3 (HW gate)
X
X
Z0 (Latch)
X
X
X
X
Z1 (Latch)
X
X
Z2 (Latch)
Z3
X
X
Counter n
Encoder signals
Gate control
Store counter distance
Comparator n
Measuring probe 0
Reference point switch 0
Directional signal
Rapid traverse
Creep speed
Power section enable
Pin usable if not assigned to technology functions
X11 of CPU 313C-2 PtP/DP
X12 of CPU 314C-2 PtP/DP
1)
Posi-
tioning
1L+
1
2
DI+0.0
A 0
3
DI+0.1
B 0
4
DI+0.2
N 0
Prob 0
DI+0.3
5
6
0
DI+0.4
7
DI+0.5
8
DI+0.6
9
DI+0.7
10
11
12
DI+1.0
13
DI+1.1
1)
14
DI+1.2
15
DI+1.3
16
DI+1.4
17
DI+1.5
DO+1.5
18
DI+1.6
1)
19
DI+1.7
1M
20
Technical Functions
Positioning
Analog
Digital
2L+
21
22
DO+0.0
DO+0.1
23
DO+0.2
24
DO+0.3
25
26
DO+0.4
27
DO+0.5
28
DO+0.6
CONV_EN
29
DO+0.7
CONV_DIR
2M
30
31
3L+
32
DO+1.0
R+
33
R-
DO+1.1
34
DO+1.2
Rapid
DO+1.3
35
Creep
DO+1.4
36
37
38
DO+1.6
DO+1.7
39
3M
40
Counting, Frequency
under
CPU 31xC and CPU 31x, Technical data
Manual, Edition 08/2004, A5E00105475-05
1)
Count
Standard
DO
V0
X
V1
X
V2
X
V3
1)
X
X
X
X
X
X
X
X
X
X
X
X
X

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