A-B 1756-A7 is a product of Allen-Bradley brand under Rockwell Automation,specifically a seven-slot chassis for the ControlLogix programmable automation controller(PAC)platform.The following is a detailed introduction to A-B 1756-A7:
1.Product Overview
The A-B 1756-A7 chassis is a small and compact chassis designed for Allen-Bradley ControlLogix systems.As one of the smallest ControlLogix chassis available,it provides backplane connections and allows modules to be installed in the provided module insertion slots.
2.Product Features
Compact design:The A-B 1756-A7 chassis has a small size and 2 mounting tabs on the top and bottom for easy installation on the sub-panel of the cabinet.
Open shell:The chassis has no shell for protection and has an open design,allowing users to easily install and access internal modules.
Multi-slot configuration:Provides 7 slots to support the installation of ultra-thin,standard and power modules to meet different system configuration requirements.
A-B 1756-A7
Power supply slot:The installation slot with the power supply is located on the far left of the chassis,which is convenient for the access of the power supply module.
Ground terminal:Equipped with functional grounding and protective grounding terminals to ensure the safe and stable operation of the system.
III.Technical specifications
Physical dimensions:50.8×60.9×20.3 cm(20×24×8 inches),weight is approximately 1.10 kg(2.4 pounds).
Operating temperature:0 to 60 degrees Celsius(32 to 140 degrees Fahrenheit),the recommended storage temperature range is-40 to 85 degrees Celsius.
Compatible humidity:non-condensing,relative humidity level is 5%to 95%.
Backplane current:Provides a variety of backplane current supplies,such as 1.5A 1.2VDC,4A 3.3V DC,etc.,to meet the needs of different modules.
Power consumption:4.5 watts,the maximum operating power is rated at 1.8 watts.
Heat dissipation rate:The operating heat dissipation rate is 6.1BTU per hour.
A-B 1756-A7
4.Application Scenarios
The A-B 1756-A7 chassis is suitable for small and medium-sized industrial automation control systems,especially for applications with limited space.Its compact design and highly integrated modules make the system more flexible and efficient.
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