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SIMATIC S7-400, SM 422 DIGITAL OUTPUT MODULE, OPTIC. ISOLATED, 32 DO, 24V DC, 0.5A |
Supply voltage |
Load voltage L+ |
● Rated value (DC) |
24 V |
● permissible range, lower limit (DC) |
20.4 V |
● permissible range, upper limit (DC) |
28.8 V |
Input current |
from load voltage L+ (without load), max. |
30 mA |
from backplane bus 5 V DC, max. |
200 mA |
Power loss |
Power loss, max. |
4 W |
Digital outputs |
Number of digital outputs |
32 |
Limitation of inductive shutdown voltage to |
-27 V |
Switching capacity of the outputs |
● Lamp load, max. |
5 W |
Output voltage |
● for signal "1", min. |
L+ (-0.3 V) |
Output current |
● for signal "1" rated value |
0.5 A |
● for signal "1" permissible range for 0 to 60 °C, min. |
5 mA |
● for signal "1" permissible range for 0 to 60 °C, max. |
0.6 A |
● for signal "0" residual current, max. |
0.3 mA |
Switching frequency |
● with resistive load, max. |
100 Hz |
● with inductive load, max. |
0.5 Hz |
Total current of the outputs (per group) |
all mounting positions |
— up to 60 °C, max. |
2 A; 8 adjacent outputs each |
Cable length |
● Cable length, shielded, max. |
1 000 m |
● Cable length unshielded, max. |
600 m |
Galvanic isolation |
Galvanic isolation digital outputs |
● between the channels, in groups of |
32 |
● between the channels and the backplane bus |
Yes |
Isolation |
Isolation tested with |
500 V DC |
Dimensions |
Width |
25 mm |
Height |
290 mm |
Depth |
210 mm |
Weights |
Weight, approx. |
600 g |
last modified: |
21.08.2014 |