HMIs, human machine interfaces ► Panel PC ET/MT-4x6... ► Electrical Installation ► Connection to ► X1, 24-VDC Supply voltage
Supply voltage HMI +24V DC
Device power supply.
Power supply HMI GND (Ground ⏊).
Connected to the electrical bonding.
Terminals 1 & 2 and 3 & 4 are electrically connected.
They can be used to supply power to other devices directly connected to the HMI.
The equipotential bonding connection rail of the HMI located at the back of the housing is internally connected with the GND supply cable (X1 pins 3 and 4).