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Honeywell MB-Secure 1000 Installation Instructions Manual page 27

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Installation Instructions MB-Secure 1000/2000/3000/4000/5000/6000
Connection of IB2 / Modulbus/RS-485 User
Terminating resistors and line lengths IB2
If the controllers are operated in IB2 mode, the terminating resistors on the computer/connection PCB of the
control panel and the connection PCB of the BUS users are to be set as follows. Likewise the maximum line
lengths are to be observed.
- The control panel is located at the start of the BUS line
- The control panel is not the start or end point of the BUS line
- General line lengths



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