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SIMATIC S7-400, DIGITAL OUTPUT MODULE, SM 422, ISOLATED, 16 DO, 20 - 125V DC, 1.5A WITH DIAGNOSTICS 8 POINT PER COMMON |
|
| Supply voltage |
| Load voltage L+ |
| Rated values |
20 V DC to 125 V DC |
| permissible range, lower limit (DC) |
20 V |
| permissible range, upper limit (DC) |
138 V |
| Load voltage L1 |
| Rated value (AC) |
20 V; 20 V DC to 138 V DC |
| Input current |
| from load voltage L+ (without load), max. |
2 mA |
| from backplane bus 5 V DC, max. |
700 mA |
| Power losses |
| Power loss, max. |
10 W |
| Digital outputs |
| Number of digital outputs |
16 |
| Limitation of inductive shutdown voltage to |
-30 V |
| Switching capacity of the outputs |
| Lamp load, max. |
8 W |
| Output voltage |
| for signal "1", min. |
L+ (-1 V) |
| Output current |
| for signal "1" rated value |
1.5 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. |
1.5 A |
| for signal "0" residual current, max. |
0.5 mA |
| Switching frequency |
| with resistive load, max. |
10 Hz |
| with inductive load, max. |
0.1 Hz |
| Aggregate current of outputs (per group) |
| all mounting positions |
| up to 60 °C, max. |
8 A; 14 A with fan assembly |
| Cable length |
| Cable length, shielded, max. |
1000 m |
| Cable length unshielded, max. |
600 m |
| Interrupts/diagnostics/status information |
| Alarms |
| Diagnostic alarm |
Yes; Parameterizable |
| Diagnostic messages |
| Diagnostics |
Yes; internal/ external fault |
| Galvanic isolation |
| Galvanic isolation digital outputs |
| between the channels, in groups of |
8 |
| between the channels and the backplane bus |
Yes |
| Isolation |
| Isolation checked with |
1500 V AC |
| Dimensions |
| Width |
25 mm |
| Height |
290 mm |
| Depth |
210 mm |
| Weights |
| Weight, approx. |
800 g |
| Status |
Jun 16, 2014 |
