Allen‑Bradley 1756‑TBNH ControlLogix Screw Terminal Block 20 Pin Removable

Allen‑Bradley 1756‑TBNH is a 20‑pin removable screw terminal block (also known as a wiring connector / field wiring arm / removable terminal block) for ControlLogix analog and specialty I/O modules. It allows field wiring without disconnecting wires during module replacement.

Applications:

• Field wiring for ControlLogix analog input/output modules

• Control cabinet wiring for industrial automation

• Factory automation I/O termination

• Process control equipment connections

• Module replacement without rewiring

Key Features:

• 20 screw‑clamp terminals (removable)

• Compatible with ControlLogix 1756 analog and specialty I/O modules

• Tool‑required screw termination

• Removable design simplifies module swap

• Wire range: 22‑14 AWG (single wire), 22‑16 AWG (dual wire)

• Screw torque: 0.5 N·m (4.4 lb·in)

Technical Specifications:

• Terminals: 20 screw‑clamp

• Wire range: 22‑14 AWG (single), 22‑16 AWG (dual)

• Screw torque: 0.5 N·m (4.4 lb·in)

• Compatibility: 1756 analog and specialty I/O modules (e.g., 1756‑IF16, 1756‑OF8)

• Mounting: Plugs into module front

• Operating temperature: 0‑60°C

System Integration:

• PLC Chassis: ControlLogix 1756 series (A4, A7, A10, A13, A17)

• I/O Modules: 1756‑IF16 Analog Input, 1756‑OF8 Analog Output, 1756‑IR6I RTD Input

• Wiring: Field termination for analog sensors and actuators

Related Products:

• Analog Input Module: 1756‑IF16 ControlLogix Analog Input – typical pairing

• Analog Output Module: 1756‑OF8 ControlLogix Analog Output – typical pairing

• Spring Version: 1756‑TBS6H – alternative spring‑clamp terminal block

• Chassis: 1756‑A7 ControlLogix 7‑Slot Chassis – rack

PLC ERA is an independent industrial automation distributor. Products are sourced from established supply channels and inspected before shipment. International shipping available.