3-RS485A | Edwards EST3 Network Communications Card, Class A/B with Audio Circuits API Index The 45C29 serves as a

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Output Voltage Drop

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3-RS485A | Edwards EST3 Network Communications Card, Class A/B with Audio Circuits API Index The 45C29 serves as aDescription The Edwards 3 RS485A is a network communications card designed for EST3 fire alarm and emergency communication systems. It provides Class A (Style 7) or Class B (Style 4) circuits for network data and dual Class A circuits for digitized audio signals. The 3 RS485A mounts directly to the 3 CPU1 and ensures reliable data and audio transfer between network nodes. Technical Specifications Condition New Never Used Surplus Brand Edwards Category