SM331; AI 8x12 Bit Getting Started part 1: 4 -20mA
Getting Started, 11/2006, A5E00253410-02
4-1
Mechanical setup of the example station
4
4.1 Mounting the example station
Overview
The setup of the example station is divided into two steps. First, the setup of the power
supply and the CPU is explained. After becoming acquainted with the analog module
SM331, the mounting of it is described.
Requirements
Before you can use the analog input module SM331, you need a basic setup of general
SIMATIC S7-300 components.
The order of the mounting takes place from left to right:
● Power supply PS307
● CPU 315-2DP
● SM331
Instructions (without SM331)
step Graphic controller Description
1 Screw on the mounting rail (screw size: M6) so that at
least 40 mm space remains above and below the rail.
When mounting it on a grounded steel panel or on a
grounded device mounting panel made of steel sheet,
make sure you have a low impedance connection
between the mounting rail and the mounting surface.
2
Connect the mounting rail with the protective conductor.
An M6 protective conductor screw is provided on the
mounting rail for this purpose.
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