Appendix E: Specifications; Table 10 Fr-320 Series Specifications - Mircom FR-320 Series Installation And Operation Manual

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Appendix E: Specifications

Table 10 FR-320 Series Specifications

FR-320 Series Fire Control Panel Chassis
General
Indicating (NAC)
Circuits
Initiating Circuits
Releasing Circuit
Supervised Auxiliary
Power (non resettable)
4-wire smoke supply
(resettable)
RS-485 Connection
Electrical ratings
Auxiliary relays
(resistive loads)
Digital Signal Processor (DSP) based design. Fully configurable using front
panel LCD display with Password Access.
2 supervised style Y (Class B) indicating circuits, configured as strobes or
audibles. Terminals are labeled SIG 1 and SIG 2.
Power limited / Regulated 24VDC FWR / 1.7A @ 49C per circuit
6 supervised style B (Class B) initiating circuits, configurable. Terminals are
labeled DET. Compatibility ID A.
Power limited / 19VDC reg. / 3mA for detectors /110MVpp AC ripple / 45mA max
(alarm short)
Terminals are labeled SIG 3 and SIG 4
21.1 VDC@ 1 A max per circuit, 1.7A max combined
Power limited / 21.1VDC regulated / 300mA max
Power limited / 21.1VDC regulated / 100mA max
For Remote Annunciators. Terminals are labelled RS485. Line impedance is 120
ohms.
AC line voltage
Power Supply Rating
Max power allowed
If no auxiliaries are used the max power is 5A for the indicating and the releasing
circuits
Must be connected to a listed power limited source of supply. Terminals are
labelled ALARM, TROUBLE, SUPV and AUX.
Common Alarm
Common Supv
Common Trouble
Aux Relay
120 VAC 60Hz 1.7A /240 VAC 50 Hz 0.85 A, 10A
slow blow fuse on secondary of transformer
6.5A AC maximum @ secondary of transformer
• 5A
• 1.7A (aux power unfiltered if used)
• 0.5A (aux power filtered if used)
• 0.3A (resettable auxiliary power if used)
• 1.7A (for releasing circuits)
Form C, 1 A max, 28 VDC
Form C, 1 A max, 28 VDC
Form C, 1 A max, 28 VDC
Form C, 1 A max, 28 VDC
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