Individually Addressable Module (IAM) Relay 4090-5259

Individual Addressable Module (IAM) Relay 4090-5259

4090-5259 is an MX Relay IAM used for the Fire Alarm Control Unit (FACU) to control a Form C (SPDT) contact at a remote location through MX Digital addressable communications (for both data and power).

Main Features

• Supports Simplex fire alarm panels: 2050, 2250, 4007ES, 4010ES, 4100ES with MX communications.

• Address configuration: by DIP switch or Digital Enrollment.

• Latching, low-power relay design – powered directly by MX communication (no external power required).

• Compact, enclosed design reduces dust intrusion.

• Can be mounted in a 4 in. (102 mm) square box or a 4 11/16 in. (119 mm) square box with an adapter.

• LED flashes to indicate communication. Optional cover available with LED viewing window.

• UL 864 Listed.

Technical Specifications

• Communication: MX Digital (1 address per module)

• Power Supply: MX Digital (no separate power required)

• Relay: Form C (SPDT), power-limited

• Contact Rating: 2 A @ 24 VDC (non-inductive, dry contact) – not suitable for incandescent load switching

• Current Consumption: Standby 0.043 mA / Alarm 4.17 mA

• Wiring: Screw terminals, 18 AWG – 14 AWG (0.82 – 2.08 mm²)

• Communication Distance: Up to 2000 m (6560 ft) from FACU

• Overvoltage Protection: Compatible with Simplex 2081-9044

• Dimensions (H x W x D): 105 × 105 × 35 mm (4 1/8 × 4 1/8 × 1 3/8 in.)

• Housing Material: Black thermoplastic

• Operating Temperature Range: 0°C → 49°C (32°F → 120°F)

• Humidity: ≤ 93% RH at 32°C (90°F)

• Installation Instructions: 579-1428

Optional Accessories

• 4090-9813: Adapter plate for 119 mm (4 11/16 in.) box

• 4090-9801: Trim plate for semi-flush mount

• 4090-9802: Trim plate for surface mount