Siemens Simatic S7-200 System Manual page 383

+
24 VDC
RELAY
OUTPUTS
M L+ 1L .0
To Coils
1M .0 .1 .2 .3
+
Figure A-32 Connector Terminal Identification for
EM223 Digital Combination 16 x 24 VDC Input/16 x Relay Output
S7-200 Programmable Controller System Manual
C79000-G7076-C230-02
Outputs (30 VDC/250 VAC)
.1 .2 .3 2L .4 .5 .6 .7 3L x.0
470 Ω
.4 .5 .6 .7 2M x.0 x.1 x.2 x.3 x.4 x.5 x.6 x.7
+
Inputs (15 to 30 VDC)
S7-200 Data Sheets
x.1 x.2 x.3 4L x.4 x.5 x.6 x.7
Note:
1. Actual component values may
vary.
2. Either polarity accepted
3. DC circuit grounds are optional.
4. Relay coil power M must connect
to sensor supply M of CPU.
3.3K Ω
DC
INPUTS
A-59