Siemens CPU 315-2 DP Reference Manual

CPU Function, depending on CPU and STEP 7 Version
4-8
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
CPU 315-2 DP
CPU 315-2 DP v 6ES7 315-2AF03-0AB0
and STEP 7 < V 5.x
as of 6ES7
315-2AF03-0AB0 and
STEP 7 as of V 5.x
Direct communication No Yes
Equidistance No Yes
Activation/deactivation of DP
slaves
No Yes
Routing No Yes
Reading out of slave
diagnosis
See Figure 2-1 on page 2-8 See Figure 2-2 on page 2-9
Connection resources
From CPU Order No.
As of Version
Firmware Hardware
CPU 312 IFM 6ES7 312-5AC02-0AB0 1.1.0 01
CPU 313 6ES7 313-1AD03-0AB0 1.1.0 01
CPU 314 6ES7 314-1AE04-0AB0 1.1.0 01
CPU 314 IFM 6ES7 314-5AE03-0AB0 1.1.0 01
CPU 314 IFM 6ES7 314-5AE10-0AB0 1.1.0 01
CPU 315 6ES7 315-1AF03-0AB0 1.1.0 01
CPU 315-2 DP 6ES7 315-2AF03-0AB0 1.1.0 01
CPU 316-2 DP 6ES7 316-2AG00-0AB0 1.1.0 01
... can be reserved for PD communication, OP communication and S7 basic
communication.
In this case, the free communication resources are available for PD/OP/S7 basic
or S7 communication (see also Chapter 1.2).
CPU versions earlier than those referred to above provide a fixed number of
connection resources for the applicable communication functions.

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