Allen Bradley 1756-A7 ControlLogix 7 Slots Chassis Brand new

Allen Bradley 1756-A7 ControlLogix 7 Slots Chassis

The Allen-Bradley/Rockwell Automation 1756-A7 chassis is a small and compact chassis that is made for the Allen-Bradley ControlLogix systems. This chassis is one of the smallest ControlLogix chassis that is available and it has only 2 mounting tabs on the top and only 2 mounting tabs on the bottom. The 1756-A7 chassis can be installed with or without 2 SEM screws, but if it is installed without the SEM screws, then it needs 2 star washers in addition to 2 flat washers and 2 split-lock washers. Additionally, this chassis needs 4 Phillips screws if it does not have SEM screws, but it only needs 2 Phillips screws if it is used with SEM screws. The 1756-A7 chassis is open equipment which does not have an enclosure for protection.

Technical specifications for 1756-A7

Manufacturer：Rockwell Automation

Mounting：Panel Mount

Module Type：Chassis

Series：ControlLogix

Part Number/Catalog No.：1756-A7

Brand：Allen-Bradley

No. of slots：Seven (7) slots

Backplane Current, Chassis/Slot @ 1.2VDC：1.5 A

Backplane Current, Chassis/Slot @ 3.3VDC：4A/4 A

Backplane Current, Chassis/Slot @ 5.1VDC：15 A/6 A

Backplane Current, Chassis/Slot @ 24VDC：2.8 A/2.8 A

Orientation：Horizontal

No. of mounting tabs：Four (4)

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

Operating Temperature, Series C：-25…+60 °C (-13…+140 °F)

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

Cabinet size (HxWxD), min：50.8 x 60.9 x 20.3 cm (20 x 24 x 8 in.)

Power dissipation, max：4.5 W

Slots：7

Power Dissipation (Max)：4.5 Watts

Dimensions：20 x 24 x 8 inches

Weight：2.4 pounds (1.1 kilograms)

Enclosure：Open

Backplane Current (5 Volts DC)：10 Amps

Backplane Current (24 Volts DC)：2.8 Amps

Description:

The Allen-Bradley 1756-A7 is a Seven (7) slot chassis from the ControlLogix Programmable Automation Controller (PAC) platform. This hardware is an essential component in building a ControlLogix control system as chassis, such as the 1756-A7 provides backplane connection and allows module to be installed in the provided module insertion slots.

The 1756-A7 also hosts the mounting slot for the Power supply, located at the left most side of the chassis. This chassis supports slim, standard and power supplies.

The 1756-A7 is mounted directly to the enclosure’s subpanel via the provided Four (4) mounting tabs. It has physical dimensions of 50.8 x 60.9 x 20.3 cm (20 x 24 x 8 in.) and weighs approximately 1.10 kg (2.4 lb). Depending on the type of power supply used, the overall dimension of the 17560A7 varies. This chassis is also provided with a functional earth ground and protective earth ground terminals. Recommended wire type and size for the functional earth is an 8.3 sq. mm (8 AWG) solid or stranded copper wire with insulation rating of 90 °C (194 °F) or greater while for protective earth terminal, appropriate wire size is 2.1 sq. mm (14 AWG) solid or stranded copper wire with insulation rating of 90 °C (194 °F) or higher.

Our Services:

1、All our products are new and original, and of good quality.

2、Our prices are very competitive.

3、We have a large quantity in stock, so we could help the customers to get the components which are difficult to get.

4、All inquiries will be valued and will reply in 24.

Packing & Delivery:

1)100% brand New and Original Factory Seal!

2)Warranty: 1 year

3)Package: Original packing with cartons.

4)Delivery time: Shipped in 3-7 days after payment

5) All the goods will be tested before shipment.

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