HONEYWELL TC-TBNH 20-Position Terminal Block

General Description

The Honeywell TC-TBNH is a 20-position terminal block designed for reliable field wiring connections in industrial automation systems. It is commonly used for connecting I/O module signals to field devices in Honeywell control systems.

This terminal block supports a wide range of wire sizes and offers secure, high-density wiring in a compact format, ideal for Distributed Control Systems (DCS) and other industrial applications.

Key Features

20-pin terminal block for I/O module field wiring
Compact and robust design
Easy installation and secure wire connection
Suitable for single or dual wire configurations
Compatible with various Honeywell process control systems

Technical Specifications

Parameter	Specification
Model Number	TC-TBNH
Description	I/O Module Field Wiring Connector, 20 Pin
Connection Type	Screw terminal
Wire Size Range	– 1 wire: 14–22 AWG (0.64–1.63 mm) – 2 wires: 16–22 AWG (0.64–1.30 mm)
Number of Positions	20
Mounting Type	Panel / DIN rail (system dependent)
Color	Typically black or grey (varies by revision)
Application	For use with Honeywell I/O modules in control systems