Allen-Bradley 1756-TBNH ControlLogix Terminal Block 20 Pin Screw Clamp

Description

The Allen-Bradley 1756-TBNH is a ControlLogix 20 Pin Screw Clamp Terminal Block designed for use with ControlLogix I/O modules to connect all field-side wiring. Key technical specifications include a screw torque rating of 1.36 Nm, maximum screwdriver width of 8 mm (5/16 inch), and dimensions of 5.51 x 4.41 x 5.71 inches, with a weight of 0.3 pounds. It operates at 50V with an output frequency of 50 KHz, and is part of the 1756 product series. For wiring, it requires solid or stranded copper wire ranging from 0.33 to 2.1 square mm (22 – 14 AWG), with a minimum rated temperature of 90 degrees Celsius (194 degrees Fahrenheit) and maximum insulation thickness of 1.2 mm (3/64 inch); no more than two conductors may be connected to a single terminal. Built for clean, dry industrial environments, it supports an operating temperature range of 0 to 60 degrees Celsius and can withstand 30g operating shock. Integrated into the ControlLogix architecture, it enables input and output status sharing across multiple controllers via producer-consumer technology, supporting applications from high-speed digital processing to process control.