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XLS140 Installation Manual Form Number 95-7673-3 P/N 51927:C 12/06/2005
Electrical Specifications
Electrical Specifications
Signaling Line Circuit (SLC)
Notification Appliance Circuits & Releasing Circuits
Output Relays
Output relays for Alarm, Trouble, Supervisory, and Security are available on power supply
terminals TB8, TB9, TB10, and TB11 respectively.
Contact ratings: 2.0 A @ 30 VDC (resistive)
Four-wire Smoke Detector Power
Control Panel terminals TB7 RESET (+) and (–) supply filtered, low-noise power for four-wire
smoke detectors. Specifications are:
•
Nominal voltage: 24 VDC
•
Maximum rated current: 1.25 A DC
•
Maximum ripple voltage: 176 mVrms
Refer to the
Device Compatibility Document
for compatible 24 VDC detectors.
Power Output
Control Panel terminals TB7 NONRST (+) and (–) supply one (1) power-limited circuit available
to power external devices, such as notification appliances and annunciators.
•
Nominal voltage: 24 VDC
•
Maximum rated current: 1.25 A DC
•
Maximum ripple voltage: 176 mVrms
Refer to the
Device Compatibility Document
for compatible devices and notification appliances.
Item
Value
Voltage
24 VDC nominal, 27.6 VDC maximum
Maximum length
12,500 ft. (3810 m) per channel (NFPA Style 4) or 10,000 ft. (3048 m) total
loop or circuit length (NFPA Style 6 and 7)
Note:
Refer to Appendix B.2 “Wire Requirements” for limitations.
Maximum current
400 mA peak, 200 mA average (max short circuit; circuit will shut down until
short is fixed)
Maximum resistance
50 ohms (supervised and power-limited)
Item
Value
Max. wiring voltage drop
2 VDC (except CMX which is 1.2 VDC)
Nominal operating voltage
24 VDC
Current for all external
devices connected to the
control panel’s power supply
6.0 A in alarm (3 A continuous)
Optional ACPS-2406
Total 6 A in alarm (5 A continuous)
Optional APS-6R
Total 6 A in alarm (4 A continuous)
Maximum signaling current/
circuit per NAC
2.5 A
Note: Some devices have maximum draws less than this; refer to the device’s
documentation.
End-of-Line Resistors
(ELRs)
Control Panel NACs (TB3, TB4, TB5, TB6): 2.2K, 1/2 watt
ICM-4RK, ICE-4, VCM-4RK, VCE-4, and DCM-4RK: 4.7K,
1/2 watt (2 watts on 70 Vrms audio)
XP6-C, XLS-CM-N/TC810N1013 Modules: 47K, 1/2 watt
NOTE:
The Control Panel provides a total of 6.0 A of power in alarm (3 A in standby), shared by
all internal circuitry and external provisions (24 V resettable and non-resettable). For power
requirements, refer to the power supply calculation tables in Appendix A.
Summary of Contents for XLS140
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