X20BM11 B&R

Bus module Power supply bus module, 24 VDC keyed, internal I/O supply interrupted to the left

1 General information

The bus module is the base for all supply modules.

• Basis for all power supply modules

• For creating voltage groups

• The internal I/O supply is isolated to the left

2 Coated modules

Coated modules are X20 modules with a protective coating for the electronics component. This coating protects

X20c modules from condensation and corrosive gases.

The modules' electronics are fully compatible with the corresponding X20 modules.

For simplification purposes, only images and module IDs of uncoated modules are used in this data

sheet.

The coating has been certified according to the following standards:

• Condensation: BMW GS 95011-4, 2x 1 cycle

• Corrosive gas: EN 60068-2-60, Method 4, Exposure 21 days

Model number Short description Figure

Bus modules

X20BM01 X20 power supply bus module, 24 VDC keyed, internal I/O supply

 interrupted to the left

X20cBM01 X20 power supply bus module, coated, 24 VDC keyed, internal

I/O supply interrupted to the left

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