Allen-Bradley 1756-A10 ControlLogix Chassis

Allen-Bradley 1756-A10 ControlLogix Chassis

Technical Specifications

• Brand: Allen-Bradley
• Series: ControlLogix
• Model: 1756-A10
• Number of Slots: 10 slots
• Backplane Current @ 5.1V DC: 15A/6A (chassis/slot)
• Backplane Current @ 24V DC: 2.8A/2.8A
• Backplane Current @ 3.3V DC: 4A/4A
• Backplane Current @ 1.2V DC: 1.5A/1.5A
• Power Dissipation: 5 Watts maximum
• Operating Temperature: 0 to 60°C
• Storage Temperature: -40 to 85°C
• Mounting Orientation: Horizontal only
• Weight: 3.2 pounds (1.45 kg)

Backplane Power Distribution

• The chassis delivers substantial power across multiple voltage levels
• It provides 15 amps maximum at 5.1V DC for module operation
• Each slot can draw up to 6 amps at 5.1V DC for power-hungry modules
• The backplane ensures stable 24V DC power for compatible devices
• Multiple power supply options work with this chassis design

Physical Dimensions & Mounting

• Cabinet Size: 20 x 30 x 8 inches (minimum requirement)
• Chassis Dimensions: 19.0 x 6.65 x 5.71 inches
• Mounting Type: Panel mount with six mounting tabs
• Clearance Needed: 6.0 inches top and bottom
• Side Clearance: 4.0 inches plus power supply width

Environmental Specifications

• Operating Temperature: 0 to 60°C (32 to 140°F)
• Humidity Range: 5% to 95% non-condensing
• Vibration Resistance: 2G at 10-500 Hz operational
• Shock Withstand: 30G operational shock rating
• Enclosure Type: Open-style for cabinet installation

Installation Requirements

• Power supplies mount in dedicated left-side slot
• Empty slots require 1756-N2 filler modules for safety
• Functional Earth Ground needs 8 AWG copper wire
• Protective Earth Ground requires 14 AWG copper wire
• Side-by-side installation needs 3.0 inches between chassis

Compatibility & Applications

• Works with all ControlLogix processor modules
• Supports standard and redundant power supplies
• Accommodates various I/O and communication modules
• Ideal for medium to large control system applications
• Perfect for manufacturing and process automation

Frequently Asked Questions

How many modules can the 1756-A10 chassis hold?

• The 1756-A10 provides 10 slots for ControlLogix modules.

What is the maximum backplane current?

• It delivers 15 amps at 5.1V DC for powering multiple modules.

Can this chassis be mounted vertically?

• No, the 1756-A10 supports horizontal mounting only.

What power supplies are compatible?

• All 1756 series power supplies work with this chassis.

Do empty slots need filler modules?

• Yes, 1756-N2 slot fillers are required for empty slots.

What is the operating temperature range?

• This chassis operates from 0 to 60 degrees Celsius.

What grounding is required?

• Both Functional Earth and Protective Earth grounds are needed.

For availability and technical support, contact: sales@nex-auto.com