Interface assignment X21
Table 4-8 PROFIBUS DP/MPI interface (X21)
Representation Pin Signal name Signal
type
Meaning
1 - - Reserved, do not use
2 M VO Ground to P24_SERV
3 1RS_DP B RS-485 dierential signal
4 1RTS_DP O Request to send
5 1M VO Ground to 1P5
6 1P5 VO 5 V power supply for bus terminal, external, short-circuit proof
7 P24_SERV VO 24 V for teleservice, short-circuit proof, 150 mA maximum
8 1XRS_DP B RS-485 dierential signal
9 - - Reserved, do not use
The 1P5 voltage is provided exclusively for the bus terminal.
No OLPs are permitted.
Signal type: VO = Voltage output (power supply); O = Output; B = Bidirectional
X24 interface assignment
Table 4-9 PROFIBUS DP interface X24 (SIMOTION D410‑2 DP only)
Representation Pin Signal name Signal
type
Meaning
1 -- -- Reserved, do not use
2 M VO Ground to P24_SERV
3 2RS_DP B RS-485 dierential signal
4 2RTS_DP O Request to send
5 1M VO Ground to 1P5
6 1P5 VO 5 V power supply for bus terminal, external, short-circuit proof
7 P24_SERV VO 24 V for teleservice, short-circuit proof, 150 mA maximum
8 2XRS_DP B RS-485 dierential signal
9 -- -- Reserved, do not use
The 1P5 voltage is provided exclusively for the bus terminal.
No OLPs are permitted.
Signal type: VO = Voltage output (power supply); O = Output; B = Bidirectional
Connectable devices
The following devices can be connected to the PROFIBUS DP interfaces:
• PG/PC
• SIMATIC HMI devices
Interfaces
4.3 PROFIBUS DP interfaces
SIMOTION D410-2
Equipment Manual, 07/2021, A5E33446720B 51