Honeywell UPC Hazloc Service Manual

About this manual

This manual provides installation and safety instructions for the Honeywell Universal Process Cabinet (UPC) in hazardous locations. It covers certification details, configuration limits, environmental ratings, wiring, and grounding requirements. The document includes tables for calculating maximum allowable current and power dissipation based on ambient temperature and installed components. Maintenance procedures and safety warnings are also detailed, including grounding requirements and restrictions for field servicing in hazardous atmospheres.

The UPC is designed to house I/O equipment, power supplies, and field termination assemblies. It supports various configurations including redundant and non-redundant UIO2 and LLAI modules, as well as CN100 controllers. The manual references additional documentation for mounting and detailed service procedures.

What's inside

• Introduction
• Intended Use
• General Certification Overview
• Max Allowable Configuration Limits
• Environmental Ratings
• Cable Gland Entry and Enclosure Mounting
• Torque Requirements
• Mains Connection & I/O Connections
• Nonincendive Field Wiring / Intrinsically Safe Field Wiring
• Warnings & Specific Conditions of Use

Specifications

Frequently asked questions

What is the wire size requirement for the protective earth ground?

The protective earth ground conductor must be 10AWG minimum.

What is the Universal Process Cabinet (UPC) used for?

The UPC allows Series-C Universal I/O-2 and/or LLAI and/or CN100 to be installed in a remote location.

What is the minimum wire size for the protective earth ground conductor in AC Mains applications?

The minimum wire size is 10AWG.