| Article number |
6ES7338-4BC01-0AB0
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SIMATIC S7-300, Signal module for 3 SSI encoders for reading in the position value with 2 FREEZE inputs, 1x 20-pole Supports isochronous mode |
| 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. |
100 mA |
| from backplane bus 5 V DC, max. |
160 mA |
| Encoder supply |
| 24 V encoder supply |
| ● 24 V |
Yes; L+ (-0.8 V) |
| ● Output current, max. |
900 mA |
| Power loss |
| Power loss, typ. |
3 W |
| Digital inputs |
| Input voltage |
| ● for signal "0" |
-3 to +5V |
| ● for signal "1" |
11 to 30.2 V |
| Input current |
| ● for signal "0", max. (permissible quiescent current) |
2 mA |
| ● for signal "1", typ. |
9 mA |
| Input delay (for rated value of input voltage) |
| for standard inputs |
| — at "0" to "1", min. |
300 µs |
| Cable length |
| ● shielded, max. |
600 m |
| Encoder |
| Number of connectable encoders, max. |
3 |
| Connectable encoders |
| ● Absolute encoder (SSI) |
Yes |
| ● 2-wire sensor |
Yes |
| Encoder signals, absolute encoder (SSI) |
| ● Cable length, shielded, max. |
320 m; 320 m at 125 kHz; 160 m at 250 kHz; 60 m at 500 kHz; 20 m at 1 MHz |
| Interrupts/diagnostics/status information |
| Alarms |
| ● Diagnostic alarm |
Yes |
| connection method |
| required front connector |
20-pin |
| Dimensions |
| Width |
40 mm |
| Height |
125 mm |
| Depth |
120 mm |
| Weights |
| Weight, approx. |
235 g |