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ControlLogix 20 Pin Screw TRM Block
SKU: 1756-TBNHS
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Short Description
Description:
The Allen-Bradley 1756-TBNHS is a removable 20-pin screw-type terminal block that works with ControlLogix I/O modules.
It acts as a physical link between field wiring and the I/O module, allowing for secure, structured, and simple maintenance connections.
This terminal block has NEMA-style screw clamps that ensure dependable wire retention and are perfect for applications where vibration or movement may loosen connections.
The "S" in the part number denotes the screw clamp variant, as opposed to the spring clamp options.
Removable Design: Allows for rapid module replacement without affecting field wiring.
Screw Terminals: A reliable and familiar connecting solution for industrial situations.
20-Pin Configuration: Conforms to conventional ControlLogix I/O module layouts.
Hot-swappable: Can be deleted or installed while the system is running (with suitable modules).
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Physical & Electrical:
Pin Count: 20 positions.
Clamp Type: NEMA screw-clamp.
Screw Torque: 1.36 Nm.
Max Screwdriver Width: 8 mm (5/16 in.).
Wire Size (Single): 22 to 14 AWG shielded solid or stranded copper.
Wire Size (Double): 22 to 16 AWG solid or stranded copper.
Connection Type: Screw terminal for secure field wiring.
Hot-Swappable: Yes (when used with compatible ControlLogix modules).
Compatibility & Use:
Module Compatibility: Designed for non-safety ControlLogix I/O modules.
Mounting: Plugs directly into the front of the I/O module.
Enclosure Type: Open-style, suitable for industrial control panels.
Compliance & Durability:
Industrial Grade: Built for rugged environments.
Secure Wiring: Ideal for vibration-prone installations.
Part of: ControlLogix 1756 series accessory lineup.