1715-A2A

Overview

The 1715-A2A from Allen-Bradley is a 2-slot Redundant I/O Ethernet Adapter Base for fault-tolerant ControlLogix applications.

Module & Power Support

• Modules Supported: Up to 24 per adapter pair

• 1715-AENTR Backplane Current: 380 mA @ 18–32 V DC

• 1715-A2A Input Power: 10.4 A total max / 400 mA max per slot @ 18–32 V DC

• I/O Module Power (Fault-Tolerant Applications): <3.2 A

• Power Dissipation: 8 W max per adapter

Isolation & Safety

• Isolation Voltage: 50 V continuous, basic insulation

• Ethernet Ports: Isolated to backplane and DC power ports; no isolation between individual Ethernet ports

• DC Power Ports: No isolation between ports

• Type Tested: 500 V AC for 60 s

• Fuse: 4 A, 125 V, Type T

Physical & Wiring

• Base Unit Weight: 283 g (9.98 oz)

• 1715-AENTR Module Weight: 420 g (14.82 oz)

• Wiring Category: 2 on power ports, 2 on communication ports

• DC Power Connections Wire Size: 2.5 mm² (12 AWG) solid/stranded, rated ≥85°C, 7 mm strip length

• Ground Connection Wire Size: 4 mm² (10 AWG) minimum

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