Siemens SINUMERIK 840D sl Equipment Manual page 75

Pin
14
Signal type: B = Bidirectional; I = Input; GND = Reference potential (ground)
In the "Default setting" column, the signals for which the associated SINAMICS parameters are set when
configuring a SINAMICS device are marked with "x".
Table 7-25
Pin
1
2
3
4
5
6
7
8
9
10
11
NCU 7x0.3B PN
Equipment Manual, 10/2020, 6FC5397-1EP40-6BA1
Signal Signal Meaning
name type
M GND Ground for DI8 - DI11
X132 digital inputs/outputs
Signal Signal Meaning
name type
DI4 I Digital input 4
Freely available
DI5 I Digital input 5
Freely available
DI6 I Digital input 6
Freely available
DI7 I Digital input 7
Infeed line contactor feedback (if one infeed is operated
with a DRIVE-CLiQ connection at the NCU)
DI20 I Digital input 20
Freely available
DI21 I Digital input 21
Freely available
G2 GND Ground for DI4 – DI7 (functionally-separated relative to
M)
M GND Ground for DI12 - DI15
DI/DO12 B Digital input/output 12
(rapid input)
DI/DO13 B Digital input/output 13
(rapid input)
M GND Ground for DI12 - DI15
7.10 Digital inputs/outputs
Output: Infeed operation
(if one infeed is operated
with a DRIVE-CLiQ connec‐
tion at the NCU)
Input 2. Operating condi‐
tion OFF2 drives
Output: Status, infeed
ready to start (if one infeed
is operated at the NCU with
a DRIVE-CLiQ connection)
Input 2. Operating condi‐
tion OFF2 drives
Input, external zero mark 2
Input probe 2 - central
measurement
Input probe 2 - distributed
measurement
Connecting
Default set‐
ting
Default set‐
ting
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x
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