Installing and connecting the device
3.3 Connecting the device
SIMATIC IPC277G
Operating Instructions, 08/2021, A5E50059956-AA
35
Connect the connection terminal at the marked position.
3.3.4 Connecting the power supply to the 12", 15", 19", 22" and 24" devices
The equipment is designed for operation with Safety Extra
-Low Voltage (SELV) or Protective
-Low Voltage (PELV).
The power supply must fulfill the requirements of SELV according to IEC/EN/DIN EN/UL 61010-
2-201.
DC power supply must be adapted to the input data of the device (see the section
"Technical specifications (Page 70)").
Requirements
• The protective conductor is connected.
• You are using the supplied terminal.
• A two-core cable with a cable cross-section of 0.75 mm
2
to 2.5 mm
2
for the 24 VDC
connection.
• Tightening torque: 0.56 Nm
• A slotted screwdriver with approximate 3 mm blade.
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