Product Details
Product Description
The 1756-TBCH is a Removable Terminal Block (RTB) developed by Allen-Bradley for use with ControlLogix I/O modules. It features a 36-pin screw-clamp connection design, enabling secure wiring and simplified module installation or replacement without disturbing field wiring.
Engineered for industrial reliability, this terminal block supports both solid and stranded wires and is suitable for high-density signal applications. Its durable screw-clamp design ensures consistent connectivity under vibration and temperature variations common in control environments.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model / Part Number: 1756-TBCH
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Product Type: Removable Terminal Block (RTB)
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Series: ControlLogix
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Connection Type: Screw-clamp
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Number of Pins: 36
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Single-Wire Range: 0.33–2.1 mm² (22–14 AWG)
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Double-Wire Range: 0.33–1.3 mm² (22–16 AWG)
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Wire Type: Solid or stranded
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Maximum Wire Insulation: 1.2 mm (3/64 in), rated for ≥90°C (194°F)
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Screw Torque: 0.5 Nm (4.4 lb·in)
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Recommended Tool: 3.2 mm (1/8 in) flat-blade screwdriver
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Operating Temperature: 0–60°C (32–140°F)
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Backplane Current (5 V): 1.2 A
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Backplane Current (24 V): 2.5 mA
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Power Dissipation: 6.19 W max
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Weight: 0.14 kg (0.31 lb)
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Enclosure Type: None (open-style)
Key Features
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36-pin removable block for ControlLogix I/O modules
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Screw-clamp connection ensures vibration-resistant terminations
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Supports both solid and stranded conductors
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Tool-free module replacement without rewiring
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Compact single-slot width for space-efficient chassis installation
Applications
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ControlLogix chassis signal interfacing
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Modular PLC systems requiring quick-disconnect wiring
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Process automation and distributed control systems
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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