Access Easy Controller 2.1
Overview of Access Easy Controller 2.1 | en
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Robert Bosch (SEA) Pte Ltd
Hardware Installation Manual
2018.11 | 1.0.6 | F.01U.122.796
communicates with the CPU board via the RS232 channel. The subsequent interface boards
are linked up through a multi-drop communication channel, RS485. The PSU supplies the
required power to the board.
Access Easy Extension
- Access Easy Extension is a metal enclosure identical in size to the
basic AEC2.1. The Extension unit contains a Power Supply Unit, and space to install up to two
additional 4-Reader boards and/or 8-IO boards. Space is provided for an optional 12V, 7AH
standby battery to sustain the system in time of power failure.
Notice!
AEC2.1 does not come with the 12 VDC standby battery. Refer to
Appendix D Selecting A
Correct Battery Size, page 111
in this manual for backup battery specifications.
Summary of Contents for Access Easy Controller 2.1
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