Unit installation

MR-2900 Installation Manual
23
3.0 Technical Specifications
Electrical Ratings
AC Line Voltage 120 V, 60 Hz / 240 V, 50 Hz
2A / 1A
AC Brownout@120V 90 VAC NSC / 93 VAC Alarm
@240V 180 VAC NSC / 186 VAC Alarm
Battery 24 Volt Sealed lead acid, up to 52 AHr
Current Consumption 500 mA in standby
8 Amps Max. in alarm
Compliance
System Model: MR-2900 Series Fire Alarm Control Panel
System Type: Local, auxiliary (using MR-2900-CITY), remote protected premise station (using MR-2900-
CITY or MR-2900-DACT), central station protected premises (using MR-2900-DACT).
Type of Service: A, M, WF, SS (with MR-2900-CITY or MR-2900-DACT)
Type of Signalling: Non-coded
Applicable Standards: NFPA 70 and 72, UL-864 Rev.9, ULC S-524, ULC S-527-99 Input (Initiating
Device) Circuits (24)
Conventional Addressable
Voltage 24 VDC 24 VDC
Ripple Voltage 2 V p-p N.A.
Supervisory Current
Contact Devices 5 mA N.A.
Smoke Detectors 10 mA N.A.
Alarm Current
Contact Devices 10 mA N.A.
Smoke Detectors 80 mA N.A.
Max. No. of Devices 25 (Smoke Detectors) 99 Detectors / 99 Modules
Compatible Devices MR Series MR Series
Note: Consult 6.0 Appendix B: ULC Listed Compatible Smoke Detectors on page 28 or 7.0 Appendix C:
UL Listed Compatible Devices on page 31
End of Line Device
Contact Circuit
470
Ω Resistor (EOL-471)
N.A.
Smoke Detectors EOL-392 N.A.
Total Line Resistance
200
Ω 40Ω
Total Line Capacitance 100 uF 0.5 uF
Total Line Length See Table 2 See Table 3
T-Tapping No Class B (Style 4) Only