1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules
1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules
1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules
    1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules
1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules

1756-TBCHS | Allen-Bradley 36-Pin Screw Terminal Block for ControlLogix Modules

Part #: 1756-TBCHS Manufactured by: Allen-Bradley
Regular price
$112.00
Sale price
$112.00
Regular price
5 in Stock
Condition: New – Open box
Shipping calculated at checkout.
Product Overview
Allen Bradley 1756-TBCHS ControlLogix 36 Pin Screw Removable Terminal Block, with Standard Housing, Red, for ControlLogix ...  Read more
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Warranty for Product #: 1756-TBCHS
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IQElectro is Not an authorized distributor for Allen-Bradley
Original Manufacturer's Warranty Not Covered, This Product is SURPLUS.

Product Description P/N: 1756-TBCHS

Description / Specifications

Description

The Allen-Bradley 1756-TBCHS is a 36-pin screw terminal block designed to provide secure and organized wiring connections for ControlLogix I/O modules. The 1756-TBCHS enables simplified field wiring and dependable signal termination, ensuring clean integration within industrial automation systems. Its rugged construction and screw-type clamping design support stable, long-term electrical connections.

 

 

Technical Specifications  

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Terminal Block
Part Number 1756-TBCHS
Subcategory Terminal Block
Type of Electrical Accessory Plug set
Terminal Count 36-pin screw-type terminal block
Screw Torque 0.5 Nm (4.4 lb-in)
Single-Wire Connection Range 0.33–2.1 mm² (22–14 AWG)
Double-Wire Connection Range 0.33–1.3 mm² (22–16 AWG)
Power Dissipation (Max) 6.19 W
Wiring Method Screw clamp
Module Compatibility ControlLogix I/O modules
Enclosure Type Open-style terminal block
Dimensions (H × W × D) 5.51 × 4.41 × 5.71 in
Mounting Style Module-attached plug connection
Typical Use Case Field wiring termination for ControlLogix systems

 

 

Information About 1756-TBCHS

The 1756-TBCHS is part of the ControlLogix terminal block family, designed to streamline panel wiring and interface directly with compatible I/O modules. The screw-clamp terminals support both single and dual-wire configurations, making it adaptable for a wide range of field device connections. Its structure provides reliable retention and reduces wiring strain, improving installation efficiency and long-term serviceability. Engineered for demanding environments, the 1756-TBCHS ensures secure signal routing and dependable connectivity within ControlLogix control architectures.

Key Features

  • 36-Pin Screw Terminal Design: Provides organized and secure wiring termination for ControlLogix modules.
  • Single & Dual-Wire Compatibility: Supports 22–14 AWG single conductors and 22–16 AWG dual conductors.
  • Robust Mechanical Construction: Ensures long-term durability in industrial environments.
  • Simple Integration: Designed specifically for ControlLogix chassis-based I/O modules.
  • Reliable Connection Integrity: Screw-clamp terminals keep wires firmly secured under vibration and load.
  • Streamlined Maintenance: User-friendly layout allows quick access for wiring adjustments.
  • Electrical Accessory Type: Functions as a plug-set terminal interface for I/O module connectivity.
  • Space-Efficient Footprint: Compact design supports dense panel installations.

The 1756-TBCHS delivers the reliability and precision required for secure wiring and dependable connectivity in ControlLogix automation systems.

 

Frequently Asked Questions about 1756-TBCHS
Question: What is the main purpose of the 1756-TBCHS terminal block?
Date Update:06/06/2025
Answer:

The 1756-TBCHS is designed to provide a secure and organized connection point for field wiring to ControlLogix modules. It features 36 screw terminals that allow easy and reliable connections for a variety of signal types, including digital and analog I/O. Its design simplifies wiring tasks by clearly identifying each terminal, reducing wiring errors and simplifying troubleshooting. The terminal block is also designed to fit seamlessly into ControlLogix chassis assemblies. Its robust construction ensures reliable operation in industrial environments where vibration and temperature changes can challenge other connection methods.

Question: How should the 1756-TBCHS be installed and wired?
Date Update:06/06/2025
Answer:

To install the 1756-TBCHS, it should be mounted directly onto a ControlLogix I/O module or carrier in the appropriate slot. Wiring to the terminal block is performed using copper conductors sized 22 to 14 AWG for single wire connections or 22 to 16 AWG for double wire connections. Each screw terminal requires a tightening torque of 0.5 Nm (4.4 lb-in) to ensure secure connections. Care should be taken to strip and prepare wires properly to avoid loose strands or shorts. Once installed, ensure that the wiring is neatly routed and labeled to facilitate future maintenance and troubleshooting.

Question: What is the maximum power dissipation of the 1756-TBCHS?
Date Update:06/06/2025
Answer:

The 1756-TBCHS has a maximum power dissipation of 6.19 Watts. This rating ensures that the terminal block can handle the heat generated during normal operation without compromising performance. However, users should ensure proper ventilation and adherence to recommended environmental conditions to prevent overheating.

Question: How does the 1756-TBCHS contribute to system maintenance and troubleshooting?
Date Update:06/06/2025
Answer:

The 1756-TBCHS simplifies system maintenance and troubleshooting by providing clear and accessible connections to field devices. Each screw terminal is clearly labeled, making it easy to identify and trace circuits during maintenance activities. This design reduces the likelihood of wiring errors and speeds up fault isolation and repair.

Question: Is the 1756-TBCHS still in production?
Date Update:06/06/2025
Answer:

Yes, the Allen-Bradley 1756-TBCHS is currently in production and actively available from authorized distributors. Rockwell Automation supports this product as part of its ControlLogix system, making it a reliable choice for new and existing installations.

IQElectro is not an authorized distributor.
IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description

The Allen-Bradley 1756-TBCHS is a 36-pin screw terminal block designed to provide secure and organized wiring connections for ControlLogix I/O modules. The 1756-TBCHS enables simplified field wiring and dependable signal termination, ensuring clean integration within industrial automation systems. Its rugged construction and screw-type clamping design support stable, long-term electrical connections.

 

 

Technical Specifications  

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Terminal Block
Part Number 1756-TBCHS
Subcategory Terminal Block
Type of Electrical Accessory Plug set
Terminal Count 36-pin screw-type terminal block
Screw Torque 0.5 Nm (4.4 lb-in)
Single-Wire Connection Range 0.33–2.1 mm² (22–14 AWG)
Double-Wire Connection Range 0.33–1.3 mm² (22–16 AWG)
Power Dissipation (Max) 6.19 W
Wiring Method Screw clamp
Module Compatibility ControlLogix I/O modules
Enclosure Type Open-style terminal block
Dimensions (H × W × D) 5.51 × 4.41 × 5.71 in
Mounting Style Module-attached plug connection
Typical Use Case Field wiring termination for ControlLogix systems

 

 

Information About 1756-TBCHS

The 1756-TBCHS is part of the ControlLogix terminal block family, designed to streamline panel wiring and interface directly with compatible I/O modules. The screw-clamp terminals support both single and dual-wire configurations, making it adaptable for a wide range of field device connections. Its structure provides reliable retention and reduces wiring strain, improving installation efficiency and long-term serviceability. Engineered for demanding environments, the 1756-TBCHS ensures secure signal routing and dependable connectivity within ControlLogix control architectures.

Key Features

  • 36-Pin Screw Terminal Design: Provides organized and secure wiring termination for ControlLogix modules.
  • Single & Dual-Wire Compatibility: Supports 22–14 AWG single conductors and 22–16 AWG dual conductors.
  • Robust Mechanical Construction: Ensures long-term durability in industrial environments.
  • Simple Integration: Designed specifically for ControlLogix chassis-based I/O modules.
  • Reliable Connection Integrity: Screw-clamp terminals keep wires firmly secured under vibration and load.
  • Streamlined Maintenance: User-friendly layout allows quick access for wiring adjustments.
  • Electrical Accessory Type: Functions as a plug-set terminal interface for I/O module connectivity.
  • Space-Efficient Footprint: Compact design supports dense panel installations.

The 1756-TBCHS delivers the reliability and precision required for secure wiring and dependable connectivity in ControlLogix automation systems.

 

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