Wiring; Requirements For Wiring The S7-300 - Siemens Simatic S7-300 CPU 31xC Series Installation And Operating Instructions Manual

Wiring

6.1

Requirements for wiring the S7-300

This chapter
Describes the requirements for wiring the PS, CPU and front connectors.
Accessories required
The following accessories are required for wiring the S7-300.
Table 6-1
Accessories
Front connectors
Labeling strips
Shielding contact element, shielding terminals
(matching the shielding diameter)
Tools and material required
Tools and materials required for wiring the S7-300.
Table 6-2
To ...
Connect the protective conductor to the rail
Adjust the power supply module to mains voltage
Wire the power supply module and the CPU
S7-300, CPU 31xC and CPU 31x: Installation
Operating Instructions, Edition 08/2004, A5E00105492-05
Wiring accessories
Tools and material for wiring
Description
for connecting the sensors / actuators of the
system to the S7-300
for labeling the module I/Os
for connecting cable shielding
you need ...
Wrench (size 10)
Protective conductor cable (cross-
section ≥ 10 mm ) with M6 cable lug
2
M6 nut, washer, spring lock washer
Screwdriver with a blade width of 4.5 mm
Screwdriver with a 3.5-mm blade, side-cutters,
stripping tool
Flexible cable, for example, sheathed flexible
cable 3 x 1.5 mm
2
Wire end ferrules to DIN 46228
6
6-1