Raychem nvent NGC-UIT3-EX - User Manual

RAYCHEM-OM-EU2032-NGCUIT3EX-EN-2203 nVent.com/RAYCHEM | 1
NGC-UIT3-EX
Programming Guide

Raychem nvent NGC-UIT3-EX Specifications

General

Hazardous Location Approval	ATEX, IECEx
Power Supply	24 VDC
Protection Rating	IP66
Communication	RS-485
Input	RTD
Output	Relay
Operating Temperature Range	-40°C
Certification	ATEX
Mounting	Wall

Summary

SECTION 1 INTRODUCTION

1.1 nVent RAYCHEM NGC-30

Overview of the NGC-30 controller and its capabilities, including its family and functions.

1.2 Vital Information

Provides important notices, disclaimers, and advice for evaluating product suitability.

1.3 License Agreement

Outlines the legal terms and conditions for using the NGC-UIT3-EX Software.

1.4 User Responsibilities

Details user obligations for proper system design, installation, and operation.

1.5 Safety Warnings

Highlights essential safety precautions to prevent fire, shock, or personal injury.

1.6 Warning, Error and Alarm Messages

Explains how the NGC-30 program alerts users to issues and required actions.

1.7 Technical Support

Provides contact information for obtaining technical assistance.

1.8 Navigation

Guides users on how to navigate through the NGC-UIT3 interface and windows.

SECTION 2 BASIC CONFIGURATION QUICK START

2.1 An Example of a Simple 4 Circuit Setup

Step-by-step guide for setting up a basic 4-circuit heat-tracing system.

2.2 Setting Up Additional Circuits

Instructions for configuring more circuits beyond the initial setup.

2.3 Circuits 1-4 Setup Complete Confirmation

Verifies the successful setup and enablement of the first four circuits.

2.4 Starting the NGC-30

Covers system requirements and initial power-up procedures for the NGC-30.

SECTION 3 FULL CONFIGURATION

3.1 Setting the Network for Device(s)

Configuring network parameters and identifying connected devices on the system.

3.2 Software Organization

Explains the system's organization around control circuits and their components.

3.3 NGC-30 Windows - Detailed Descriptions

In-depth explanations of various NGC-30 operating windows and their functions.

3.3.1 Setup window

Configuring device addresses and basic circuit parameters.

3.3.2 Main Status window

Displays the operational status of all configured circuits.

3.3.3 Setup | Circuit window

Managing circuit-specific settings like ID, relay assignment, and enable/disable status.

3.3.4 Control Modes Definitions

Explains the various operational modes available for controlling circuits.

3.3.5 Setup | RTDs window

Configuring Resistance Temperature Detectors (RTDs) for temperature monitoring.

3.3.6 Setup | Temp window

Setting temperature parameters like setpoint, dead band, and alarms.

3.3.7 Setup | Limit Cut-Out window

Configuring high and low limit cut-out safety features.

3.3.8 Setup | Electrical window

Setting ground fault and current alarm/trip parameters.

3.3.9 Setup | PASC window

Configuring Proportional Ambient Sensing Control (PASC) parameters.

3.3.10 Setup | PLI window

Configuring PLI (Power Line Interface) update intervals.

3.3.11 Setup | Maint. window

Setting up maintenance schedules for heaters and relays.

3.3.12 Setup | Inputs

Configuring digital inputs for power monitoring and alarms.

3.3.13 Setup | Safety Limiter window (nVent RAYCHEM NGC-20 Only)

Configuring the Safety Limiter temperature setpoint for the NGC-20.

3.3.14 Setup | Load Shed window (Elexant 5010 i and NGC-20 Only)

Enabling or disabling load shed zones for specific controllers.

3.3.15 Status | Circuit window

Displaying detailed status information for individual circuits.

3.3.16 Status | RTDs window

Listing RTD devices assigned to a circuit and their status.

3.3.17 Status | PASC window

Showing the current status of the PASC switching algorithm.

3.3.18 Status | Voltage window

Displaying measured line voltage and related alarm settings.

3.3.19 Status | PLI window

Displaying PLI system update times when the heater is off.

3.3.20 Status | Safety Limiter window (Elexant 5010 i and NGC-20)

Showing current and historical Safety Limiter temperature data.

3.3.21 Status | Min; Max Window

Displaying historical min/max values for various circuit parameters.

3.3.22 Status | Maint. window

Showing heater and relay cycle counts for maintenance tracking.

3.3.23 Events window

Logging a chronological history of all system events and alarms.

3.3.24 Network | Devices window

Summarizing discovered devices, their addresses, and resources.

3.3.25 Network | PLI window

Setting the PLI module mode (SES or TT transmitter).

3.3.26 Network | Relays Window

Listing available output devices and their assigned relay numbers.

3.3.27 Network | RTDs window

Listing available RTD addresses and where they are used.

3.3.28 Network | Inputs window

Listing digital inputs, their state, and circuit assignments.

3.3.29 Network | Maint. window

Showing communication success rate for RS-485 network devices.

3.3.30 Network | Remove window

Allowing removal of device addresses from module memory.

3.3.31 System | Misc window

Configuring system-wide global parameters like units and language.

3.3.32 System | Relays window

Configuring alarm relay outputs for remote annunciation.

3.3.33 System | Comm window

Setting up communication parameters for host systems.

3.3.34 System | Clock window

Setting the system time and date.

3.3.35 System | Password window

Configuring passwords for system access levels.

3.3.36 System | Maint. window

Allowing clearing of the Events List and exiting the program.

SECTION 4 APPENDICES

Appendix A. NGC-UIT3 Backup Process

Describes backing up the configuration using a USB drive.

Appendix B. Proportional Control

Details the Proportional Control algorithm and its temperature bands.

Appendix C. Proportional Ambient Sensing Control (PASC)

Explains the Proportional Ambient Sensing Control algorithm.

Appendix D. RTD Device; RTD Number Entry windows

Explains how to enter RTD device and number information.

Appendix E. Terms and Definitions

Provides definitions for key terms and acronyms used in the manual.

Appendix F. Configuration Spreadsheet

Informs about the availability of an electronic and printed configuration spreadsheet.