Siemens SIMATIC Box PC 820 - Page 131

4-7
Box PC 820 / PC FI45 V2, Manual
A5E00051531-03
4.6 Description of Ports
4.6.1 Ports
I/O Port
40-pin pole plug connector for 16 digital inputs (DI) with a 24V level, 16 digital out-
puts (DO) with a driver performance of 24V/100mA and an external 24V power
feed-in. The outputs are protected against short-circuit.
Pinout
Pin no. Signal Description Pin no. Signal Description
Pin 1 DI 2.0 Input byte 2, bit 0 Pin 2 DI 2.1 Input byte 2, bit 1
Pin 3 DI 2.2 Input byte 2, bit 2 Pin 4 DI 2.3 Input byte 2, bit 3
Pin 5 DI 2.4 Input byte 2, bit 4 Pin 6 DI 2.5 Input byte 2, bit 5
Pin 7 DI 2.6 Input byte 2, bit 6 Pin 8 DI 2.7 Input byte 2, bit 7
Pin 9 DI 3.0 Input byte 3, bit 0 Pin 10 DI 3.1 Input byte 3, bit 1
Pin 11 DI 3.2 Input byte 3, bit 2 Pin 12 DI 3.3 Input byte 3, bit 3
Pin 13 DI 3.4 Input byte 3, bit 4 Pin 14 DI 3.5 Input byte 3, bit 5
Pin 15 DI 3.6 Input byte 3, bit 6 Pin 16 DI 3.7 Input byte 3, bit 7
Pin 17 Ground Ground Pin 18 Ground Ground
Pin 19 +24V External 24V power feed-in Pin 20 +24V External 24V power feed-in
Pin 21 DO 0.0 Output byte 0, bit 0 Pin 22 DO 0.1 Output byte 0, bit 1
Pin 23 DO 0.2 Output byte 0, bit 2 Pin 24 DO 0.3 Output byte 0, bit 3
Pin 25 DO 0.4 Output byte 0, bit 4 Pin 26 DO 0.5 Output byte 0, bit 5
Pin 27 DO 0.6 Output byte 0, bit 6 Pin 28 DO 0.7 Output byte 0, bit 7
Pin 29 Ground Ground Pin 30 Ground Ground
Pin 31 +24V External 24V power feed-in Pin 32 +24V External 24V power feed-in
Pin 33 DO 1.0 Output byte 1, bit 0 Pin 34 DO 1.1 Output byte 1, bit 1
Pin 35 DO 1.2 Output byte 1, bit 2 Pin 36 DO 1.3 Output byte 1, bit 3
Pin 37 DO 1.4 Output byte 1, bit 4 Pin 38 DO 1.5 Output byte 1, bit 5
Pin 39 DO 1.6 Output byte 1, bit 6 Pin 40 DO 1.7 Output byte 1, bit 7
Direct Key Module (Optional with FI45)
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