Specifications

S7-200 Programmable Controller System Manual
408
EM222DigitalOutput8x24VDC
(6ES7 222--1BF22--0XA0)
EM 221 Digital Input 8 x 24 VDC
(6ES7 221--1BF22--0XA0)
24 VDC Coil
power
.0 .1 .2 .3
2M .4 .5 .6 .7
+
1M
+
1M 1L+ .0 .1 .2 .3
2L+ .4 .5 .6 .7
+
+
2M
.0 .1 .2 .3
2L .4 .5 .6 .7
L(+)
N(--)
L+M
1L
+
N
(--)
L
(+)
EM 222 Digital Output 8 x Relays
(6ES7 222 1HF22--0XA0)
1M .0 .1 .2 .3 2M .4 .5
.6
.7
3M .0 .1 .2 .3 4M .4 .5 .6 .7
+
EM 221 Digital Input 16 x 24 VDC (6ES7 221--1BH22--0XA0)
+
+ +
EM 221 Digital Input 8 x AC 120//230 V
(6ES7 221--1EF22--0XA0)
0N 0N .0 1N 1N .1 2N 2N .2 3N 3N .3
.4 5N 5N .5 6N 6N .6 7N 7N .74N
EM 222 Digital Output 8 x AC 120/230 V
(6ES7 222--1EF22--0AX0)
0L 0L .0 1L 1L 2L.1 .2 3L 3L .3
.4 5L 5L .5 6L 6L .6 7L 7L .74L
2L
L1
N
EM 222 Digital Output 4 x 24 VDC-- 5A
(6ES7 222--1BD22--0XA0)
0M 0L+ 1M 1L+ .1
2L+ .2 3M 3L+ .3
+
+
2M
.0
+
+
Figure A-10 Wiring Diagrams for EM 221 and EM 222 Expansion Modules