7100 Series Installation/Operating Manual —
P/N 9000-0447:J 08/28/08
67
Circuit Wiring Requirements
Power Up Procedure
6.4 Circuit Wiring Requirements
Table 6.4.1 provides the circuit wiring requirements for the 7100 Series control panel.
Circuit Type
Circuit Function
Wire Requirements
Distance
(feet/meters)
Typical Wire Type*
SLC
(power-limited)
Connects to
intelligent and
addressable modules.
Twisted-unshielded pair, 12 to 18 AWG
(3.1 to 0.78 mm
2
) 40 Ohms maximum
per length of Style 6 & 7 loops.
40 Ohms combined-branch circuits
maximum for Style 4 loop.
10,000 ft. (3,000 m)
12 AWG (3.1 mm
2
)
8,000 ft. (2,400 m)
14 AWG (2.00 mm
2
)
4,875 ft. (1,450 m)
16 AWG (1.30 mm
2
)
3,225 ft. (980 m)
18 AWG (0.78 mm
2
)
Or
Shielded wire, in conduit or outside of
conduit or MC cable.
1,000 ft. (304.8 m)
12 to 18 AWG
(3.1 to 0.78 mm
2
)
Note: Maximum total capacitance of all
SLC wiring (both between conductors
and from any conductor to ground)
should not exceed 0.5 microfarads.
EIA-485
(power-limited)
Connects to LCD-E3,
ASM-16 and ANU-48
modules
Twisted-unshielded pair with a
characteristic impedance of 120
Ohms. 18 AWG (0.78 mm
2
) minimum.
3,000 ft (maximum)
16 AWG (1.30 mm
2
)
EIA-232
(power-limited)
Connects to Printers,
CRT, E3or PC.
Twisted-unshielded pair. 18 AWG
(0.78 mm
2
) minimum
50/15.24
(without modem)
16 AWG (1.30 mm
2
)
NAC
Notification
Appliance
Circuit
E3 (power-limited)
12-18 AWG (3.1 to 0.78 mm
2
).
At alarm current level, no more than a
1.2 V drop at the end of the circuit, or
sized to provide the minimum rated
operating voltage of the appliances
used.
To meet 1.2 V drop, or
sized to provide the
minimum rated
operating voltage of
the appliances used.
12 to 18 AWG
(3.1 to 0.78 mm
2
)
24 VDC Power
Runs
(power-limited)
To Transmitter
Annunciator
12-18 AWG (3.1 to 0.78 mm
2
).
Size wire so that no more than 1.2 V
drop across wire run from supply
source to end of any branch.
To meet 1.2 volt drop 12 to 18 AWG
(3.1 to 0.78 mm
2
)
CHG-120
External battery
charger
12 AWG (3.1 mm
2
) in conduit
20/6.1 (maximum)
12 AWG (3.1 mm
2
)
ARCNET
(power-limited)
Provides interface
wiring
ARCNET should be
installed in a separate
conduit.
Twisted-unshielded pair, low
capacitance 18 AWG
3,000 ft. (.914 m)
18 AWG (3.1 mm
2
)
Note: Lightning arresters required on circuits extending between buildings; 999 meter length maximum to meet UL 1459.
Table 6.4.1 7100 Series Control Panel Wiring Requirements
