Maple Systems HMI5000L Series - Manual (Page 8)

8 HMI5000L Installation Guide
1010-1018 Rev 01 www.maplesystems.com
NOTE: If the control panel is made of a non-conductive material, it is
essential that you connect the chassis ground terminal of the HMI to a
clean earth ground point located close to the panel.
NOTE: The power and frame ground wiring on the HMI5043L,
HMI5070NL and HMI5070L is different from the HMI5100L,
HMI5121XL, and HMI5150XL. Please refer to Figures 2a and 2b.
Figure 2a: Chassis Ground Connection – HMI5043L, HMI5070NL, HMI5070L
Metal area on
panel free of
paint
Stud or screw
Green (FG)
Red (+)
Black (--)
Control Panel
(connected to
earth ground)
Frame
ground