turck BL20 Series - 7.9 Digital input module, BL20 Economy, 8 DI, 24 VDC, positive switching (sinking); 7.9.1 Technical data

Digital Input Modules
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7.9 Digital input module, BL20 Economy, 8 DI, 24 VDC, positive switching (sinking)
7.9.1 Technical data
Fig. 79: BL20-E-8DI-24VDC-P
Fig. 80: Block Diagram
Technical data
Designation BL20-E-8DI-24VDC-P
Number of channels 8
Nominal voltage from supply terminal U
L
24 VDC
Current from supply terminal (for supply of module
electronic - the inputs are switches off - maximum)
1.5 mA
The total current needed for every module
is the sum of all partial currents.
Nominal current from module bus I
MB
 15 mA
Input voltage, nominal value at 24 VDC
Low level U
LOW
- 30 V…+5 V
High level U
HIGH
11 V…30 V
Input current
Low level I
LOW
-1…1.5 mA
High level I
HIGH
2…5 mA
Logic
24 V DC module supply
5 V DC module bus
Field
Filter Filter Filter
24 V DC
GND (24 V DC)
1
789
10 ...
...
5 V DC
GND(5 V DC)
8 x