Digital electronic modules
3.5 4DI 24 VDC/SRC Standard digital electronic module (6ES7131-4BD51-0AA0)
ET 200S
Manual, Edition 10/2005, A5E00514527-01
3-15
Permissible potential difference
•
Between the different circuits
75 VDC / 60 VAC
Insulation test voltage
500 VDC
Current consumption
•
From supply voltage
Dependent on the sensor
Power dissipation of the module
Typically 0.7 W
Status, interrupts, diagnostics
Status display
Green LED per channel
Diagnostics function
no
Sensor supply output
Output voltage
•
With load
min. L+ (-0.5 V)
Output current
•
Rated value
500 mA
•
Permitted range
0 to 500 mA
Data for selecting a sensor
Input voltage
•
Rated value
24 VDC
•
For signal "1"
15 V to 30 V
•
For signal "0"
-30 V to 5 V
Input current
•
At signal "1"
typ. 7 mA (for 24 V)
Input delay
•
At "0" to "1"
typ. 3 ms (2.0 to 4.5 ms)
•
At "1" to "0"
typ. 3 ms (2.0 to 4.5 ms)
Input characteristic curve
according to IEC 61131, type 1
Connection of two-wire BEROs
supported
•
Permitted bias current
max. 1.5 mA
3.5
3.5
4DI 24 VDC/SRC Standard digital electronic module
(6ES7131-4BD51-0AA0)
Properties
•
Digital electronics module with four inputs
•
Source input
•
Nominal input voltage 24 VDC
•
Suitable for switches and proximity switches (BEROs)