05704-A-0146

Overview

05704-A-0146 is a Honeywell four-channel fire control card for monitoring fire zones and managing outputs.

Input & Output Configuration

• Fire Zone Inputs: 4 independent zones

• Switched DC Outputs: 2 independent loops

• Remote Input: Single 3-function

• Configurable Relay Outputs: Up to 16

Front Panel & Power

• Push-Button: Single tactile rubber button for Zone Select and Extended Reset

• DC Supply: 21–32 V DC, link selectable between backplane and interface card inputs

• Power Consumption: Typical 7.5 W, Maximum 8.5 W

Zone Drive Specifications

• Type: Four independent 2-wire current sensing loop inputs with fault monitoring

• Loop Supply: System DC supply, voltage limited to +24 V DC max

• Loop Sense Impedance: 220 Ω (link selectable 330 Ω I.S. barrier equivalent)

• Maximum Line Resistance: 100 Ω

• End-of-Line Termination: 5.1 kΩ (typical)

• Fault Detection: Open circuit, short circuit

• Zone Input Alarm Points:

• Open Circuit Fault: 0–3 mA

• Normal Operation: 3–10 mA

• Fire Alarm: 10–30 mA

• Short Circuit Fault: 30–50 mA

• Alarm Set Point Resolution: 1 mA steps

Output Circuit Specifications

• Type: Two independent 2-wire fused and switched DC output loops with fault monitoring

• Output Voltage: System DC supply

• Output Current: 1 A maximum

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