Connecting Devices With 24 Vdc 2-Pin - Siemens SIMATIC IFP Basic Series Operating Instructions Manual

Location of function earth
The location of function earth for SIMATIC IFP1200 Basic is different from other IFP Basic.
SIMATIC IFP1200 Basic
3.3.3

Connecting devices with 24 VDC 2-pin

You can operate the IFP Basic with the voltage 24 VDC 2-pin.
Note before connecting the device
NOTICE
Safe electrical isolation
The device may only be connected to a 24 VDC power supply that meets the requirements
of a safe extra-low voltage (SELV) according to IEC/EN/DIN EN/UL 61010-1 or the
requirements of a secure extra-low voltage (SELV/PELV) according to IEC 61010-1.
NOTICE
Damage to device due to inadequate cable cross-section
Using power supply cables with cross-sections that are too small can damage the device in
the event of a short circuit. The power supply connector is designed for cables with a cross-
section between 0.75 mm
Note
Siemens recommends you use 5 lb-in (0.56Nm) to fasten the power supply cable.
Note
The 24 VDC power supply must be adapted to the input data of the device, see section
"Technical specifications (Page 58)".
IFP Basic
Operating Instructions, 03/2019, A5E46178354 - AB
SIMATIC IFP1500/1900/2200 Basic
and 2.5 mm .
2 2
Installing and connecting the device
3.3 Connecting the device
33