Siemens SIMATIC S7-200 System Manual page 418

S7-200 Programmable Controller System Manual
+
1M 1L+ 0.0 0.1 0.2 0.3 1L+ 0.0 0.1 0.2 0.3
1M 1M 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
N(- -) N(- -) N(- -) N(- -)
L(+) L(+) L(+) L(+)
1L 0.0 0.1 0.2 0.3
1M 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
Figure A-6 CPU 226 Wiring Diagrams
Table A-10 Pin Assignments for the S7-200 Communications Port (Limited Power)
Connector Pin Number
Pin 1
Pin 6 Pin 6
Pin 9 Pin 9
Pin 5
Connector shell
404
CPU 226 DC/DC/DC (6ES7 216- -2AD23- -0XB0)
+
0.4 0.5 0.6 0.7 0.4 0.5 0.6 0.7 2M 2L+ 2M 2L+
1.0 1.0 1.1 1.2 1.3 1.4
CPU 226 AC/DC/Relay (6ES7 216- -2BD23- -0XB0)
N(- -)
L(+)
2L 0.4 0.5 0.6 0.7 1.0 3L 1.1 1.2 1.3 1.4 1.5 1.6 1.7
1.0 1.1 1.2 1.3 1.4
PROFIBUS Signal
1 Shield
2 24 V Return
3 RS-485 Signal B
4 Request-to-Send
5 5 V Return
6 +5 V
7 +24 V
8 RS-485 Signal A
9 Not applicable
Shield
1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7
2M 2M 1.5 1.6 1.7 2.0 2.1 2.2 2.3 2.4 1.5 1.6 1.7 2.0 2.1 2.2 2.3 2.4
2M 1.5 1.6 1.7 2.0 2.1 2.2 2.3 2.4
Port 0/Port 1
Chassis ground
Logic common
RS-485 Signal B
RTS (TTL)
Logic common
+5 V, 100 Ω series resistor
+24 V
RS-485 Signal A
10-bit protocol select (input)
Chassis ground
24 VDC Power 24 VDC Power
+
M M L+ L+ DC DC
2.5 2.6 2.7 2.5 2.6 2.7 M L+ M L+
24 VDC
Power
Output
120/240 VAC
Power
N L1 AC
2.5 2.6 2.7 M L+
24 VDC
Sensor
Power
Output