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Access Easy Controller 2.1
9
Access Easy Extension Unit
The interface boards accept 13.6 +/- 0.1 VDC from the PSU. This is used in add-on Extension
unit. The PSU provides power supply to all the relays on the Interface boards.
The diagram below shows the connection between AEC2.1 main controller unit and the
Extension unit.
Notice!
The diagram below is for example only. Note that 8-IO board is connected up in a similar
manner as shown below, through a RS485 channel.
The Earth terminals of each boards are connected to the panel's enclosure.
Robert Bosch (SEA) Pte Ltd
Hardware Installation Manual
Access Easy Extension Unit | en
2018.11 | 1.0.6 | F.01U.122.796
43
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