2. Safety instructions | 2.4 - Before operational startup | 12
2.4.3 Supply voltage connection
2.4.3.1 Version 24 V DC
2.4.3.1.1 Panel device
The panel device is not provided with a power switch. It is ready for operation
immediately after connecting the supply voltage.
This version is designed for 24V direct current.
The supply is done with a 2-pin plug connector
(-/24V/+).
The device is protected by a fuse in the - conduc
tor (see ChapterSupply voltage connection version
24VDC) on the rear panel (primary side).
The device is protected against incorrect polarity.
2.4.3.1.2 Table-top device
The table-top device is not provided with a power switch. It is ready for opera
tion immediately after connecting the supply voltage.
This version is designed for 24V direct current.
The supply is done with a
3‑pin
plug connector (PE/-/
+).
The device is primary protected by internal fuse in
the + and - conductor (see ChapterSupply voltage
connection version 24VDC).
The device is protected against incorrect polarity.