1756-A13 | Allen-Bradley | ControlLogix | 13-Slot Standard Chassis

Overview  The Allen-Bradley 1756-A13 ControlLogix chassis is a 13-slot frame designed for modular expansion in advanced PLC systems. Built for panel mounting, it provides secure housing, efficient backplane current distribution, and reliable grounding connections. This chassis is ideal for installations requiring higher slot density and extended environmental performance.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line ControlLogix

• Model / Part Number 1756-A13

• Category PLCs

• Module Type Chassis

• Mounting Panel Mount

• Orientation Horizontal

• Slots 13

• Weight 3.31 lbs (1.50 kg)

• Enclosure Open

• Mounting Tabs Eight (8)

• Backplane Current @ 1.2 VDC 1.5 A

• Backplane Current @ 3.3 VDC 4 A (chassis/slot)

• Backplane Current @ 5.1 VDC 15 A (chassis) / 6 A (slot)

• Backplane Current @ 5 VDC 10 A

• Backplane Current @ 24 VDC 2.8 A (chassis/slot)

• Power Dissipation (Max) 5.4 W

• Operating Temperature, Series B 0°C to +60°C (32°F to +140°F)

• Operating Temperature, Series C -25°C to +60°C (-13°F to +140°F)

• Storage Temperature -40°C to +85°C (-40°F to +185°F)

• Relative Humidity 5–95% (non-condensing)

• Wire Size – Functional Ground 8 AWG copper, rated 90°C or higher

• Wire Size – Protective Ground 14 AWG copper, rated 90°C or higher

Applications

• Large-scale ControlLogix systems requiring multiple module slots

• Industrial automation environments with extended temperature ranges

• Installations needing strict grounding compliance and reliable current distribution

FAQ

• Q: How many modules can be installed in the 1756-A13 chassis?  A: It supports up to thirteen ControlLogix modules.

• Q: What distinguishes Series B from Series C operation?  A: Series B operates from 0°C to +60°C, while Series C extends the lower limit to -25°C.

• Q: What grounding requirements apply?  A: Functional earth requires 8 AWG copper wire, and protective earth requires 14 AWG copper wire, both rated at 90°C or higher.