Technical specications
Article number 6ES7131-7RF00-0AB0
General information
Product type designation 8DI NAMUR
Input current
Current consumption, typ. 80 mA
from supply voltage L+, max. 90 mA
Digital inputs
Number of digital inputs 8
Input current
• for signal "0", max. (permissible quiescent
current)
1.2 mA
• for signal "1", min.
2.1 mA
Input delay (for rated value of input voltage)
for standard inputs
– at "0" to "1", min.
2.8 ms
– at "0" to "1", max.
3.5 ms
– at "1" to "0", min.
2.8 ms
– at "1" to "0", max.
3.5 ms
Cable length
• shielded, max.
500 m
Encoder
Number of connectable encoders, max. 8
Connectable encoders
• NAMUR encoder
Yes
Interrupts/diagnostics/status information
Diagnostics function Yes
Alarms
• Diagnostic alarm
Yes; Parameterizable
• Hardware interrupt
No
Diagnoses
• Diagnostic information readable
Yes
• Short-circuit
Yes; R load < 150 ohms with NAMUR sensor/sensor
and NAMUR changeover contact/sensor to DIN
19234
Diagnostics indication LED
• Group error SF (red)
Yes
• Status indicator digital input (green)
Yes
Integrated Functions
Frequency measurement Yes; (Gate time) 50 ms; 200 ms; 1 s
• Number of frequency meters
2
Potential separation
Potential separation digital inputs
• between the channels
No
Digital electronic modules
13.1 Digital electronics module 8 DI NAMUR
ET 200iSP
300 Operating Instructions, 11/2022, A5E00247483-AK