Siemens CPU 315-2 DP Hardware And Installation Guide

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S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
6-6 A5E00105492-03
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1. When you mount the rails, allow sufficient space for mounting modules and heat
elimination (at least 40 mm above and below the modules. See the figure
below).
2. Mark up the mounting holes on the mounting surface. Drill the holes to a
diameter of 6.5
+0,2
mm.
3. Screw on the rail (M6 screws).
1RWH
Take care to create a low-impedance connection between the rail and a
mountin
g
surface which is a
g
rounded metal plate or equipment mountin
g
plate.
In the case of varnished or anodized metals, for instance, use a suitable
contacting agent or contact washers.
20
mm
SIEMENS
40 mm
40 mm
20
mm
Figure 6-2 Free space required for an S7-300 installation

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