Siemens CPU 315-2 DP Reference Manual

CPU 31x-2 as DP Master/DP Slave and Direct Communication
2-16
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
S5 DP Master
If you are using an IM 308 C as a DP master and the CPU 31x-2 as a DP slave,
the exchange of consistent data requires the following:
In the IM 308 C, you must program FB 192 to enable the exchange of consistent
data between DP master and DP slave. FB192 outputs/fetches all CPU 31x-2 data
in a single block!
S5-95 as a DP master
If you are using an AG S5-95 as a DP master, you must also set its bus
parameters for the CPU 31x-2 as a DP slave.

Siemens CPU 315-2 DP Specifications

General

Memory	64 KB
Power Supply	24 V DC
Order Number	6ES7 315-2AG10-0AB0
Number of DP Masters	1
Number of DP Slaves	124
Load Memory	64 KB
Number of Timers	256
Number of Counters	256
Data Memory	64 KB
Operating Temperature	0 to 60 °C
Integrated Interfaces	MPI, DP
Digital Outputs	Not integrated
Analog Inputs	Not integrated
Analog Outputs	Not integrated
Programming Languages	LAD, FBD, STL
Digital Inputs	Not integrated
Weight	660 g