Appendix A: Specifications
Cabling
Specify cabling that meets or exceeds NFPA 72 and UL 864 guidelines.
Cable Maximum Parameters for Network
Property
Resistance
Core to Core Capacitance
Core to Screen Capacitance
Inductance Per Core
RS-485 Serial Data and Terminal Capacity
Property
Serial Data Connection
Maximum Terminal Capacity
Cable Maximum Parameters
VES Fire Detection Systems
Compas Fire Alarm Control Panel Installation Manual
Ratings
100 Ω total for both conductors
300 nF
450 nF
600 µH
Description
up to 3900 feet of 18/2 FPLR
14 AWG
25 Ω per conductor, 600 µH per conductor, 300 nF
Version 4.00 | January 2024 | MAN-1431COM
Page 121
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