Field Wiring - Mircom FleX-Net FX-2003-12NDS Installation And Operation Manual

Field Wiring

Main Fire Alarm Module Terminal Connections
Wire devices to terminals as shown in Figure 27 below. Refer to Appendix A for specifications and to LT-1023 for
compatible devices.
ATTENTI ON: Do not exceed power supply ratings:
Main Chassis: FX-2003-12NDS, FX-2003-12NXTDS, FX-2009-12NDS or FX-2017-12NDS: total current
for NACs is 10A max.
"All wiring shall be in accordance with NFPA 70 and CSA C22.1, Safety Standard for Electrical
Notes:
Installations, Canadian Electrical Code."
The terminal blocks are removable for ease of wiring.
All power limited circuits must use type FPL, FPLR, or FPLP power limited cable.
Figure 27: Main Fire Alarm Controller Board Field Terminal Connections
FX-2000N Main Fire
Alarm Controller board
RS485
TROUBLE
ALARM
SUPV.
SIG GND
or COM(-)
P3
Cable Connection to PR-300 or UDACT-300A
P4
Cable Connection to ALCN Loop Adder board
+
-
S
S
COM
COMMON TROUBLE
CONTACTS
NO
24 VDC, 1 AMP
RESISTIVE LOAD
NC
COM
AUXILIARY COMMON
ALARM CONTACTS
NO
24 VDC, 1 AMP
RESISTIVE LOAD
NC
COM
AUXILIARY COMMON
SUPERVISORY
CONTACTS
NO
24 VDC, 1 AMP
RESISTIVE LOAD
NC
NOT USED
USE TWISTED SHIELDED PAIR
22 AWG UP TO 2000 FT.
20 AWG UP TO 4000 FT.
MUST BE
CONNECTED TO A
LISTED POWER
LIMITED SOURCE
OF SUPPLY
TM
FleX-Net Installation and Operation Manual
Shield one end of the
RS-485 LOOP ONLY
RS-485 INTERFACE TO
ANNUNCIATORS AND
OTHER DEVICES
(POWER LIMITED)
43