Allen-Bradley 1756-TBS6H/A 36-Pin Spring Clamp Terminal Block for ControlLogix

Status: In Stock

Description

The 1756-TBS6H/A​ is a Removable Terminal Block (RTB) manufactured by Allen-Bradley (Rockwell Automation) for its flagship ControlLogix 1756 I/O system. This 36-pin accessory module features a spring clamp (cage clamp) connection mechanism, designed to provide a fast, secure, and vibration-resistant interface between field wiring and the controller’s I/O modules. It is the critical link that bridges your sensors and actuators to the automation brain.

Allen-Bradley 1756-TBS6H/A 36-Pin Spring Clamp Terminal Block for ControlLogix插图

 

Application Scenarios

In a high-vibration bottling plant, maintenance crews dread I/O module failures because rewiring dozens of screw terminals is a time-consuming, error-prone nightmare. With the 1756-TBS6H/A, the process is revolutionized. The faulty I/O module is simply unplugged from the terminal block, leaving all field wiring intact in the spring clamps. A new module is plugged in, and the system is back online in minutes instead of hours. This real-world scenario highlights the 1756-TBS6H/A‘s core value: drastically reducing Mean Time To Repair (MTTR) and eliminating wiring errors during hot-swap maintenance, which is critical for minimizing production downtime in continuous process industries.

 

Parameter

Main Parameters Value/Description
Product Model​ 1756-TBS6H/A​
Manufacturer​ Rockwell Automation (Allen-Bradley)
Product Category​ Removable Terminal Block (RTB)
Compatible Series​ ControlLogix 1756 I/O System
Terminal Type​ Spring Clamp (Cage Clamp)
Number of Positions​ 36 pins
Wire Range​ 0.33 – 2.1 mm² (22 – 14 AWG)
Connection Type​ Direct plug-in to 1756 I/O module front connector
Wire Type​ Solid or Stranded (recommended with ferrule)
Operating Temperature​ 0 °C to 60 °C (32 °F to 140 °F)
Safety/Certification​ UL Listed, CE, cULus
Key Feature​ Removable design for easy module replacement

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