Example Connection Of An Msi 100/200 System; Figure 7-7 Msi 100/200 System Voltage Supply - Leuze electronic MSI 200 Series User Manual

F1
230 V
+
-
24 V
Leuze electronic
7.4.3

Example connection of an MSI 100/200 system

Note the following points when connecting your MSI 100/200 system to the various partici-
pants:
Voltage supply and ground reference
Supply the supply voltage for all other devices participating in the system via the same
•
voltage supply.
Only use power supply units with safe insulation and SELV/PELV in accordance with
•
EN 50178 / VDE 0160.
Safeguard the voltage supply externally with a suitable fuse.
•
Connect the output-side GND connection of the power supply unit to the functional earth
•
(FE) of the system.
Ensure that all inputs and outputs of the system are connected to the same ground.
•
Other participants
For the connection of safe extension modules, use only the yellow MSI-TBUS DIN rail con-
•
nector.
For the connection of non-safe extension devices (gateways), use only the green TBUS
•
DIN rail connector.
The following figure shows the correct connection of the voltage supply for an MSI 100/200
system with various participants.
MSI 200
Figure 7-7 MSI 100/200 system voltage supply
Legend:
External fuse
F1
Functional earth (FE)
Mounting, removal and electrical installation
MSI‐EM200‐
8I4IO
MSI 100/200
MSI‐EM200‐4RO
72