Siemens Simatic S7 Series System Manual

Technical specifications
A.10 EM DP01 PROFIBUS DP module
S7-200 SMART
650 System Manual, 09/2015, A5E03822230-AC
A.10.2
Connector pin assignments for EM DP01
The RS485 communication serial port on the EM DP01 is RS485-compatible on a nine-pin
subminiature D female connector, in accordance with the PROFIBUS standard as defined in
the European Standard EN 50170. The following table shows the connector that provides
physical connection for the communication port and describes the communication port pin
assignments.
Table A- 151 Pin assignments for the S7-200 SMART EM DP01
Pin Number
Connector
PROFIBUS
1
Shield
2 24 V Return
3
RS485 Signal B
4 Request-to-Send
5
5 V Return
6
+5 V (isolated)
7
+24 V
8
RS485 Signal A
9 NC

Siemens Simatic S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Communication Interfaces	PROFIBUS, PROFINET, Ethernet, MPI
Programming	TIA Portal, STEP 7
Programming Languages	LAD, FBD, STL, SCL, GRAPH
I/O Modules	Digital, Analog, Specialty modules available
Operating Temperature	0°C to 60°C (standard models)
Mounting	DIN rail mounting
Operating Voltage	24V DC or 120/230V AC (varies by model)
Protection Class	IP20 (standard models)
Memory	Varies depending on the S7 model. Includes work memory (RAM) for program execution, load memory (EEPROM or Flash) for program storage, and system memory for operating system functions. Memory sizes range from kilobytes to megabytes.