Siemens SINUMERIK 840D sl Manual page 72

Connecting
7.9 Digital inputs/outputs
Pin assignment
Table 7-24
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Signal type: B = Bidirectional; I = Input; GND = Reference potential (ground)
Table 7-25
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Signal type: B = Bidirectional; I = Input; GND = Reference potential (ground)
Table 7-26
Pin
1
2
72
X122 digital inputs/outputs
Signal name Signal type
DI0 I
DI1 I
DI2 I
DI3 I
DI16 I
DI17 I
G1 GND
M GND
DI/DO8 B
DI/DO9 B
M GND
DI/DO10 B
DI/DO11 B
M GND
X132 digital inputs/outputs
Signal name Signal type
DI4 I
DI5 I
DI6 I
DI7 I
DI20 I
DI21 I
G2 GND
M GND
DI/DO12 B
DI/DO13 B
M GND
DI/DO14 B
DI/DO15 B
M GND
X142 digital inputs/outputs
Signal name Signal type
- -
- -
Meaning
Digital input 0
Digital input 1
Digital input 2
Digital input 3
Digital input 16
Digital input 17
Ground for DI0 - DI3, DI16, DI17 (isolated with respect to M)
Ground
Digital input/output 8 (rapid input)
Digital input/output 9 (rapid input)
Ground
Digital input/output 10 (rapid input)
Digital input/output 11 (rapid input)
Ground
Meaning
Digital input 4
Digital input 5
Digital input 6
Digital input 7
Digital input 20
Digital input 21
Ground for DI4 – DI7 (functionally-separated relative to M)
Ground
Digital input/output 12 (rapid input)
Digital input/output 13 (rapid input)
Ground
Digital input/output 14 (rapid input)
Digital input/output 15 (rapid input)
Ground
Meaning
Reserved, do not use
Reserved, do not use
NCU 7x0.3 PN, NCU 7x0.3B PN
Manual, 06/2014, 6FC5397-1EP40-5BA1