Mounting and connecting the HMI device
4.4 Connecting the device
SIMATIC IPC477E PRO
Operating Instructions, 08/2017, A5E39912462-AA
45
Opening the terminal compartment for device version prepared for support arm and
extension components (round tube).
1. Loosen the indicated M4x16 screws.
Damaging the seal when opening
If the device has not been opened for a long time, the backplane cover and terminal
compartment cover may stick to the enclosure due to the seal. Opening the device with
excessive force or with tools will destroy the seal. Spray and water jets as well as
penetrating substances can then damage the device.
Open the terminal compartment cover gently, without too much pressure.
2. Carefully lift up the terminal compartment cover and set it aside.
The assignment of the interfaces is shown on the inside of the terminal compartment
cover.
3. Run the connecting cables through the support arm or pedestal
① into the PRO device
and connect them to the interfaces on the inside.
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