Data Sheet

Input voltage
● Type of input voltage
AC
● Rated value (AC)
230V; 47 ... 63 Hz
● for signal "0"
0V AC to 40V AC
● for signal "1"
164V AC to 264V AC
Input current
● for signal "1", typ.
5mA; 5 to 15mA
Input delay (for rated value of input voltage)
for standard inputs
— at "0" to "1", min.
15ms
— at "1" to "0", min.
45ms
Cable length
● shielded, max.
1000m
● unshielded, max.
600m
Encoder
Connectable encoders
● 2-wire sensor
No
— permissible quiescent current (2-wire
sensor), max.
2mA
Isochronous mode
Isochronous operation (application synchronized up
to terminal)
No
Interrupts/diagnostics/status information
Diagnostics function No
Diagnostic messages
● Short-circuit
No
Diagnostics indication LED
● Status indicator digital input (green)
Yes; per channel
Parameter
Remark 3 byte
Potential separation
Potential separation digital inputs
● between the channels
No
● between the channels and backplane bus
Yes
Permissible potential difference
between M internally and the inputs 1500 V AC
Isolation
Isolation tested with 4 000 V DC
Dimensions
6ES7131-4FB00-0AB0 Subject to change without notice
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09/16/2019 © Copyright Siemens