![](/storage/image/d/image/data/SIEMENS_Original/6ES7/223/6ES7223-1BH30-0XB0/6ES72231BH300XB0.jpg) |
SIMATIC S7-1200, DIGITAL I/O SM 1223, 8DI / 8DO, 8DI DC 24 V, SINK/SOURCE, 8DO, TRANSISTOR 0.5A |
Supply voltage |
24 V DC |
Yes |
permissible range, lower limit (DC) |
20.4 V |
permissible range, upper limit (DC) |
28.8 V |
Input current |
from backplane bus 5 V DC, max. |
145 mA |
Digital inputs |
● from load voltage L (without load), max. |
4 mA; per channel |
Output voltage |
Power supply to the transmitters |
● present |
Yes |
Power loss |
Power loss, typ. |
2.5 W |
Digital inputs |
Number of digital inputs |
8 |
● in groups of |
2 |
Input characteristic curve in accordance with IEC 61131, type 1 |
Yes |
Number of simultaneously controllable inputs |
all mounting positions |
— up to 40 °C, max. |
8 |
horizontal installation |
— up to 40 °C, max. |
8 |
— up to 50 °C, max. |
8 |
vertical installation |
— up to 40 °C, max. |
8 |
Input voltage |
● Type of input voltage |
DC |
● Rated value, DC |
24 V |
● for signal "0" |
5 V DC at 1 mA |
● for signal "1" |
15 VDC at 2.5 mA |
Input current |
● for signal "0", max. (permissible quiescent current) |
1 mA |
● for signal "1", min. |
2.5 mA |
● for signal "1", typ. |
4 mA; Typical |
Input delay (for rated value of input voltage) |
for standard inputs |
— parameterizable |
Yes; 0.2 ms, 0.4 ms, 0.8 ms, 1.6 ms, 3.2 ms, 6.4 ms and 12.8 ms, selectable in groups of four |
for interrupt inputs |
— parameterizable |
Yes |
Cable length |
● Cable length, shielded, max. |
500 m |
● Cable length unshielded, max. |
300 m |
Digital outputs |
Number of digital outputs |
8 |
● in groups of |
1 |
Short-circuit protection |
No; to be provided externally |
Limitation of inductive shutdown voltage to |
L (-48 V) |
Switching capacity of the outputs |
● with resistive load, max. |
0.5 A |
● on lamp load, max. |
5 W |
Output voltage |
● Rated value (DC) |
24 V |
● for signal "0", max. |
0.1 V; with 10 kOhm load |
● for signal "1", min. |
20 V DC |
Output current |
● for signal "1" rated value |
0.5 A |
● for signal "1" permissible range, max. |
0.5 A |
● for signal "0" residual current, max. |
10 µA |
Output delay with resistive load |
● "0" to "1", max. |
50 µs |
● "1" to "0", max. |
200 µs |
Total current of the outputs (per group) |
horizontal installation |
— up to 50 °C, max. |
4 A; Current per mass |
Relay outputs |
Switching capacity of contacts |
— with inductive load, max. |
0.5 A |
— on lamp load, max. |
5 W |
— with resistive load, max. |
0.5 A |
Cable length |
● Cable length, shielded, max. |
500 m |
● Cable length unshielded, max. |
150 m |
Interrupts/diagnostics/status information |
Alarms |
● Alarms |
Yes |
● Diagnostic alarm |
Yes |
Diagnostic messages |
● Diagnostic functions |
Yes |
Diagnostics indication LED |
● for status of the inputs |
Yes |
● for status of the outputs |
Yes |
● for maintenance |
Yes |
● Status indicator digital output (green) |
Yes |
● Status indicator digital input (green) |
Yes |
Galvanic isolation |
Galvanic isolation digital inputs |
● between the channels, in groups of |
2 |
Galvanic isolation digital outputs |
● between the channels, in groups of |
1 |
● between the channels and the backplane bus |
500 V AC |
Degree and class of protection |
IP20 |
Yes |
Standards, approvals, certificates |
CE mark |
Yes |
RCM (former C-TICK) |
Yes |
FM approval |
Yes |
Climatic and mechanical conditions for storage and transport |
Climatic conditions for storage and transport |
Free fall |
— Drop height, max. (in packaging) |
0.3 m; five times, in dispatch package |
Temperature |
— permissible temperature range |
-40 °C to 70 °C |
Air pressure acc. to IEC 60068-2-13 |
— permissible air pressure |
1080 to 660 hPa |
Relative humidity |
— permissible range (without condensation) at 25 °C |
95 % |
Mechanical and climatic conditions during operation |
Climatic conditions in operation |
Temperature |
— permissible temperature range |
0 °C to 55 °C horizontal installation, 0 °C to 45 °C vertical installation |
— permissible temperature change |
5°C to 55°C, 3°C / minute |
Connection method |
required front connector |
Yes |
Mechanics/material |
Type of housing (front) |
|
● Plastic |
Yes |
Dimensions |
Width |
45 mm |
Height |
100 mm |
Depth |
75 mm |
Weights |
Weight, approx. |
210 g |
last modified: |
21.08.2014 |