Crt To Sib Connections - Notifier AM2020 User Manual

One maximum - If using the CRT-2, the keyboard may be
located remotely with any CRT-2 in the chain. If using the
CRT-1, the CRT with keyboard must be first in the chain and
must be in same room as the AM2020/AFP1010.
to EIA Port
of next CRT
• Outputs are power limited (for device/circuit ratings, refer to Appendix A).
• Connections must be made with overall foil/braided-shield twisted pair cable.
• Apply power to the CRTs prior to start-up of the system, beginning with the last CRT in the chain.
• A total of 25 CRTs may be installed. Only one keyboard (shipped with each CRT) may be used in the entire system
and it may be installed with any CRT in a chain. For all applications EXCEPT NFPA 72 Proprietary Protected
Premises Receiving Units, the keyboard is used only to program the control panel and must be removed or kept in
a locked enclosure after programming the system unless the modem function is enabled in System Programming.
Installation 15088: J 10/22/99
www.PDF-Zoo.com
CRT with Keyboard
Twisted Pair
Twisted Pair
to AUX Port of
CRT
nc
CRT without keyboard
Up to 24 maximum in chain. 50 feet
(15.24 meters) maximum (typical)
50 feet (15.24 meters) typical
Wiring distance limited by
cable capacitance.
See EIA-232E standard.
Twisted Pair
Twisted Pair
nc
to EIA Port of CRT with
keyboard
between CRTs.
NOTES
SIB-2048A
or
SIB-NET
SIB (Connector P3)
9 EIA-232 Reference
10 Transmit to CRT
11 EIA-232 Reference
12 Receive from CRT
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