Connecting The Devices; Connecting The Iot2000 Input/Output Module - Siemens SIMATIC IOT2000 Series Operating Instructions Manual

3.3.3

Connecting the devices

3.3.3.1

Connecting the IOT2000 Input/Output Module

Requirements
● IOT2000 is disconnected from the power supply.
Risk of fire and electric shock
The on/off switch does not isolate the device from the power supply. Risk of electric shock if
the device is opened incorrectly or defective. There is also a risk of fire if the device or
connecting lines are damaged. Death or serious bodily injury can result.
You should therefore protect the device as follows:
• Always pull out the power plug when you are not using the device or if the device is
• Use a central power isolating switch for cabinet installation.
Connecting digital inputs
The figure below shows how to connect the digital inputs of IOT2000 Input/Output Module.
IOT2000 Extension Modules
Operating Instructions, 2018/05, A5E39456816-AB
WARNING
defective. The power plug must be freely accessible.
Installing and connecting the device
3.3 Connecting the IOT2000 Extension Modules
21