![](/storage/image/d/image/data/SIEMENS_Original/6ES7/138/6ES7138-4DL00-0AB0/6ES7138-4DL00-0AB0.jpg) |
|
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 |
● Reverse polarity protection |
Yes |
Input current |
from load voltage L (without load), max. |
55 mA |
from backplane bus 3.3 V DC, max. |
10 mA |
Encoder supply |
5 V encoder supply |
● 5 V |
No |
24 V encoder supply |
● 24 V |
Yes |
● short-circuit protection |
Yes |
● Output current, max. |
500 mA |
Absolute encoder (SSI) encoder supply |
● Absolute encoder (SSI) |
Yes |
● Output current, max. |
500 mA |
● short-circuit protection |
Yes |
Power losses |
Power loss, typ. |
2 W |
Digital inputs |
Input characteristic curve in accordance with IEC 61131, type 2 |
Yes |
Input voltage |
● Rated value, DC |
24 V |
Input current |
● for signal "0", max. (permissible quiescent current) |
2 mA |
● for signal "1", typ. |
9 mA |
Cable length |
● Cable length unshielded, max. |
50 m |
Digital outputs |
short-circuit protection |
Yes |
Controlling a digital input |
Yes |
Switching capacity of the outputs |
● Lamp load, max. |
5 W |
Output voltage |
● Rated value (DC) |
24 V |
● for signal "0", max. |
3 V |
Output current |
● for signal "1" permissible range for 0 to 60 °C, min. |
7 mA |
● for signal "1" permissible range for 0 to 60 °C, max. |
600 mA |
● for signal "0" residual current, max. |
0.3 mA |
Switching frequency |
● with resistive load, max. |
100 Hz |
● with inductive load, max. |
2 Hz |
● on lamp load, max. |
10 Hz |
Cable length |
● Cable length, shielded, max. |
1 000 m |
● Cable length unshielded, max. |
600 m |
Encoder |
Number of connectable encoders, max. |
1 |
Connectable encoders |
● Incremental encoder (symmetrical) |
Yes |
● Incremental encoder (asymmetrical) |
Yes |
● Absolute encoder (SSI) |
Yes |
● 2-wire sensor |
Yes |
Encoder signals, incremental encoder (symmetrical) |
Encoder signal 5 V |
— Terminating resistor |
330 Ω |
— Differential input voltage, min. |
1 V |
— Input frequency, max. |
500 kHz |
— Cable length, shielded, max. |
50 m |
Encoder signal 24 V |
— Rated value 24 V DC |
Yes |
— Input voltage for signal "0" |
5 V |
— Input voltage for signal "1" |
30 V |
— Input current, for signal "0", max. (permissible quiescent current) |
2 mA |
— Input current for signal "1", typ. |
9 mA |
— Input frequency, max. |
100 kHz |
— Cable length, shielded, max. |
50 m |
Encoder signals, absolute encoder (SSI) |
Updating the encoder value |
— Telegram runtime at 13 bit, min. |
7 µs |
— Telegram runtime at 25 bit, min. |
13 µs |
Response times |
Update time of the feedback messages |
1 ms |
Interrupts/diagnostics/status information |
Diagnostics indication LED |
● Actual value falling DN (green) |
Yes |
● Actual value rising UP (green) |
Yes |
● Positioning mode POS (green) |
Yes |
● Group error SF (red) |
Yes |
● Status indicator digital input (green) |
Yes |
Galvanic isolation |
between backplane bus and all other circuit components |
Yes |
between the channels and backplane bus |
Yes |
Dimensions |
Width |
30 mm |
Height |
81 mm |
Depth |
52 mm |
Weights |
Weight, approx. |
65 g |
last modified: |
16.09.2014 |