Allen Bradley 1756-A4 ControlLogix 4 Slots Chassis

General Description:

The Allen Bradley 1756-A4 ControlLogix Chassis is a 4-slot rack for horizontal back-panel mounting. It serves as the backbone of the ControlLogix system, providing the necessary connections between modules and ensuring high-speed communication. This chassis is ideal for applications requiring robust and reliable control systems.

Technical Specifications:

l Backplane Current: The chassis/slot can handle a maximum of 1.5 A at 1.2V DC, 4 A at 3.3V DC, and 15 A at 5.1V DC.

l Power Dissipation: The maximum power dissipation for the 1756-A4 is 4 W.

l Slots: The chassis comes with 4 slots for module installation.

l Mounting Method: It is designed for horizontal mounting only.

l Cabinet Size: The minimum cabinet size required is 50.8 x 50.8 x 20.3 cm (20 x 20 x 8 in.).

l Weight: The approximate weight of the 1756-A4 chassis is 0.75 kg (1.7 lb).

Detailed Features:

l The backplane of the 1756-A4 chassis provides a high-speed communication path between modules and distributes power to each module within the chassis.

l The chassis is designed to support extreme temperature environments and is conformally coated for increased survivability in ISA G3 environments.

Applications of 1756-A4:

The Allen Bradley 1756-A4 ControlLogix Chassis is widely used in industrial automation for applications such as process control, manufacturing automation, and data acquisition systems where high reliability and performance are critical.

Installation:

The installation involves mounting the chassis in a suitable cabinet, grounding the chassis, and ensuring proper wiring of the functional and protective earth ground.

Related Part Numbers of 1756-A4 :

l 1756-A4

l 1756-A4K

l 1756-A7

l 1756-A7K

l 1756-A10

l 1756-A10K

l 1756-A13

l 1756-A13K

l 1756-A17

l 1756-A17K

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