Product Description
Allen-Bradley 1756-A7 ControlLogix 7-Slot Chassis
Product Overview
The Allen-Bradley 1756-A7 is a ControlLogix 7-slot chassis designed to house ControlLogix modules, providing power distribution and backplane communication for a variety of industrial automation applications. The chassis serves as a foundation for building scalable and high-performance control systems.
Technical Specifications
| Attribute | 1756-A7 Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Model Number | 1756-A7 |
| Description | ControlLogix 7-Slot Chassis |
| Backplane Current (Max) | 1.2V DC: 1.5 A, 3.3V DC: 4 A, 5.1V DC: 15 A (chassis) / 6 A (slot), 24V DC: 2.8 A |
| Power Dissipation (Max) | 4.5 W |
| Slots Available | 7 |
| Mounting Method | Horizontal Only |
| Minimum Cabinet Size (HxWxD) | 50.8 x 61.0 x 20.3 cm (20 x 24 x 8 in.) |
| Weight (Approx.) | 1.10 kg (2.4 lb) |
| Location | Panel Mount |
| Wire Size | Functional Earth Ground: 8 AWG, Protective Earth Ground: 14 AWG |
| Enclosure Type Rating | None (Open-Style) |
Environmental Specifications
| Attribute | Series B | Series C |
|---|---|---|
| Operating Temperature | 0…60°C (32…140°F) | -25…+60°C (-13…+140°F) |
| Max Surrounding Air Temperature | 60°C (140°F) | 60°C (140°F) |
| Non-Operating Temperature | -40…+85°C (-40…+185°F) | -40…+85°C (-40…+185°F) |
| Relative Humidity | 5…95% non-condensing | 5…95% non-condensing |
| Vibration | 2 g @ 10…500 Hz | 2 g @ 10…500 Hz |
| Shock (Operating) | 30 g | 30 g |
| Shock (Non-Operating) | 50 g | 30 g |
| Electrostatic Discharge Immunity | 6 kV (contact), 8 kV (air) | 6 kV (contact), 8 kV (air) |
| Radiated RF Immunity | 10V/m from 80…2000 MHz | 10V/m from 80…2000 MHz |
| Conformal Coating | No | Yes |
| Check below popular items for more information in | Industrial Control Hub | |||
| Brand | Description | Price (USD) | Stock | Link |
| ALLEN-BRADLEY | 2711P-B6C20A PanelView Plus Terminal | 2071–3071 | 570 | 2711P-B6C20A Terminal |
| ALLEN-BRADLEY | 1734SC-IF4U Universal Analog Input Module | 786–1786 | 570 | 1734SC-IF4U Analog Input |
| ALLEN-BRADLEY | 1756-L55M24 Logix5555 Processor 3.5MByte NV Memory | 500–1500 | 290 | 1756-L55M24 Processor |
| ALLEN-BRADLEY | 1738-OE2CM12 ArmorPoint 24V DC Analog Output Module | 500–1500 | 310 | 1738-OE2CM12 Analog Output |
| ALLEN-BRADLEY | 1440-VST02-01RA XM-120 Eccentricity Module | 186–1186 | 230 | 1440-VST02-01RA Eccentricity Module |
| ALLEN-BRADLEY | 1756-CNB/E ControlNet Module | 0–512 | 680 | 1756-CNB/E ControlNet Module |
| ALLEN-BRADLEY | 1746-IO12/B Combination Input/Output Module | 500–1500 | 870 | 1746-IO12/B I/O Module |