1756-TBCH ControlLogix Terminal Block Allen-Bradley

Allen-Bradley 1756-TBCH ControlLogix Terminal Block

The 1756-TBCH is a 36-pin screw-clamp removable terminal block from the Allen-Bradley ControlLogix series. Rockwell Automation designed this terminal block for secure field wiring connections to ControlLogix I/O modules. It features screw-clamp termination with 0.5 Nm torque rating and supports wire sizes from 22 to 14 AWG.

General Information

• Brand: Allen-Bradley / Rockwell Automation
• Part Number: 1756-TBCH
• Series: ControlLogix
• Module Type: Removable Terminal Block
• Product Series: ControlLogix (Bul.1756/1757)
• Component Type: PLC & I/O
• Description: 36-pin screw-clamp removable terminal block

Connection Details

• Clamp Type: Screw-Clamp
• Pins: 36-Pin Connection
• Screw Torque: 0.5 Nm (4.4 lb/in)
• Single Wire Connection: 0.33 to 2.1 mm² (22…14 AWG)
• Double Wire Connection: 0.33 to 1.3 mm² (22…16 AWG)
• Max. Wire Insulation: 90 °C (194 °F), 1.2 mm (3/64 in.)
• Wire Size: 20 AWG (typical)

Operational Specifications

• Operating Temperature: 32-140 °F (0-60 °C)
• Screwdriver Width: 3.2 mm (1/8 in.)
• Weight: 0.3 lbs (0.1 kg)

Power Specifications

• Backplane Current (5V): 1,200 mA
• Backplane Current (24V): 2.5 mA
• Power Dissipation (Max): 6.19 W

Module Features

• Removable design for easy wiring and module replacement
• Screw-clamp terminals provide secure wire retention
• Compatible with all ControlLogix I/O modules requiring 36-pin connection
• Color-coded for easy identification
• Supports single and double wire connections

Package Includes

• 1x Allen-Bradley 1756-TBCH 36-pin screw-clamp terminal block
• Installation instructions

Compatible Modules

• Works with all ControlLogix I/O modules requiring 36-pin terminal blocks
• Compatible with 1756-IA16I, 1756-IB16I, 1756-OB16I and similar modules

Shipping Information

• FedEx Priority Overnight
• UPS 2-Day Air
• DHL Express Worldwide
• Ground shipping available
• Same day dispatch for orders before 3PM EST

FAQ

1. What is the part number for this terminal block?

The part number is 1756-TBCH.

2. What wire sizes are compatible with the 1756-TBCH?

Single wire: 22-14 AWG (0.33 to 2.1 mm²). Double wire: 22-16 AWG (0.33 to 1.3 mm²).

3. Is the 1756-TBCH removable?

Yes, it features a removable design for easy wiring and module replacement without disconnecting field wires.