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SIMATIC S7-1200, DIGITAL I/O SM 1223, 16DI / 16DO, 16DI DC 24 V, SINK/SOURCE, 16DO, RELAY 2A |
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. |
180 mA |
Digital inputs |
● from load voltage L (without load), max. |
4 mA/input 11 mA/relay |
Output voltage |
Power supply to the transmitters |
● present |
Yes |
Power losses |
Power loss, typ. |
10 W |
Digital inputs |
Number of digital inputs |
16 |
● 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. |
16 |
horizontal installation |
— up to 40 °C, max. |
16 |
— up to 50 °C, max. |
16 |
vertical installation |
— up to 40 °C, max. |
16 |
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 |
16 |
● In groups of |
4 |
short-circuit protection |
No; to be provided externally |
Switching capacity of the outputs |
● with resistive load, max. |
2 A |
● on lamp load, max. |
30 W with DC, 200 W with AC |
Output voltage |
● Rated value (AC) |
5 V AC to 250 V AC |
● Rated value (DC) |
5 V DC to 30 V DC |
Output current |
● for signal "1" permissible range, max. |
2 A |
Output delay with resistive load |
● "0" to "1", max. |
10 ms |
● "1" to "0", max. |
10 ms |
Aggregate current of outputs (per group) |
horizontal installation |
— up to 50 °C, max. |
8 A; Current per mass |
Relay outputs |
● Number of relay outputs |
16 |
● Rated input voltage of relay coil L (DC) |
24 V |
● Number of operating cycles, max. |
mechanically 10 million, at rated load voltage 100,000 |
Switching capacity of contacts |
— with inductive load, max. |
2 A |
— on lamp load, max. |
30 W with DC, 200 W with AC |
— with resistive load, max. |
2 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 |
● Monitoring the supply voltage |
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 |
Relays |
● between the channels, in groups of |
4 |
● between the channels and the backplane bus |
1500 V AC for 1 minute |
Permissible potential difference |
between different circuits |
750 V AC for 1 minute |
Degree and class of protection |
Degree of protection to EN 60529 |
|
● IP20 |
Yes |
Standards, approvals, certificates |
CE mark |
Yes |
CSA approval |
Yes |
UL approval |
Yes |
cULus |
Yes |
RCM (formerly C-TICK) |
Yes |
FM approval |
Yes |
Marine approval |
● Marine 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 |
-20 °C to 60 °C horizontal mounting, -20 °C to 50 °C vertical mounting, 95% humidity, non-condensing |
— Min. |
-20 °C |
— max. |
60 °C |
— 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 |
70 mm |
Height |
100 mm |
Depth |
75 mm |
Weights |
Weight, approx. |
350 g |
last modified: |
14.10.2014 |