A6740

Overview

A6740 is an Emerson Epro 16-channel output relay module designed for industrial machinery and turbine protection systems.

Relay & Logic Configuration

• Relays: Mechanical, redundant, API 670 compliant

• Control voltage: 13–32 V DC

• Contact load: 48 V, 1 A

• Contact type: SPDT, normally open/closed selectable

• Logic functions: Off, AND, OR, 2-out-of-3, AND-AND-OR, up to 30 expressions per module

• Time delay: 0–30 s

Inputs & Outputs

• Inputs: 60 channels (channel clear, alert, danger, per slot)

• Outputs: Relay 1–16

Mechanical & Mounting

• Handle: Single module removal

• Front plate: For module and sensor identification

• Module protection: IP00 front, IP20 enclosure

Environmental & Compliance

• Operating temperature: 0–65°C

• Storage/transport temperature: -40–70°C

• Relative humidity: 5–95%, non-condensing

• Vibration: 0.15 mm, 10–55 Hz; 19.6 mm/s², 55–150 Hz

• Shock: 98 m/s² peak, 16 ms

• EMC resistance: EN50081-1 / EN50082-2

• Power consumption: Max. 6 W

• DIN/IEC standards: DIN 40050, DIN 40040 class KTF

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