→ If you use the internal 10 V power supply, you must connect AI 0- or AI 1- to GND.
Further wiring options of digital inputs for FSD … FSF
*1'
H[W
9
H[W
'2326
'21(*
',&20
9RXW
*1'
',&20
',
',
',
',
',
',
'212
'2&20
'21&
;
;
;
;
Connection of contacts switching to P potential with an
external power source
If you wish to connect the external
and the internal inverter power supply
voltages with one another, then you
must connect "GND" with terminals
34 and 69 at the terminals.
*1'
H[W
9
H[W
'2326
'21(*
9RXW
*1'
',&20
',
',
',
',
',
',
'212
'2&20
'21&
;
;
',&20
;
;
Connection of contacts switching to N potential with an
external power source
Connect terminals 69 and 34 at the
terminals.
Installing
4.9 Connecting the interfaces for the inverter control
SINAMICS G120C converter
Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF 87
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