HMIs, human machine interfaces ► Panel PC ET/MT-4x6... ► Electrical Installation ► Connection of ► Tastatur KDBi_USB(PS2)-DS102W..-..
Explosion hazard due to electrostatic charge / discharge!
1.The keyboard must be grounded with at least 4mm².
2.Generally, the keyboard is designed for mobile use, which necessitates a flexible earth connection preventing the wires from breaking.
3.If there is no or insufficient earth connection the keyboard must not be operated in a hazardous area.
The keyboard has a conductive coating to prevent electrostatic
charges / discharges.
If the conductive coating is damaged the keyboard must be removed from the hazardous area.
Connection of keyboard versions KBD(i)-PS2-DS102W..-.. to ET/MT-4x6:
Connection of keyboard versions KBD(i)-USB-DS102W..-.. to ET/MT-4x6: