Pinout Of The X1 Connector - Siemens SIMATIC S7-300 Manual

Wiring the FM 354
Connector pinout Connector identifier:
Connector type:
Table 4-9
Signal names
DI1...4
DQ1...4
RM_P
RM_N
L+, M
Signal type O
I
VI
4 digital inputs
All inputs have equal priority. Switching functions are allocated to an input
(DI1...4)
number by way of machine data; input polarity is selected in the same way
(starting and shutdown slopes).
These fast inputs are PLC-compatible (24 V current-sourcing). Switches or
contactless sensors (2-wire or 3-wire sensors) can be connected.
Possible uses include:
See Section 5.3.1 for further applications.
4-14
X1
20-pin S7 front connector for single-wire
terminal

Pinout of the X1 connector

Pin Name
1 open
2 open
3 DI1
4 DI2
5 DI3
6 DI4
7 open
8 open
9 RM_P
10 RM_N
Digital input 1...4
Digital output 1...4
Positive input for controller message
Negative input for controller message
24 V load power supply / ground
Output
Input
Voltage input
As reference-point switches
As switches for external Start/Stop, external block change
As touch probes
Type Pin Name
11 DA1
12 DA2
I 13 DA3
I 14 DA4
I 15 open
I 16 open
17 open
18 open
I 19 L+
I 20 M
FM 354 Servo Drive Positioning Module
Type
O
O
O
O
VI
VI