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TA Instruments TGA55 User Manual

TA Instruments TGA55
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Getting Started Guide for
Models 55/550/5500
Revision C Issued February 2018
DISCOVERY TGA
THERMOGRAVIMETRIC ANALYZER

Table of Contents

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TA Instruments TGA55 Specifications

General IconGeneral
Temperature RangeAmbient to 1000 °C
Heating Rate0.1 to 100 °C/min
Balance Sensitivity0.1 μg
Gas Flow Rates0 to 200 mL/min
AtmosphereInert, Oxidizing, Reducing
Data Sampling RateUp to 50Hz

Summary

Introduction to Discovery TGA

Notes, Cautions, and Warnings

Explains the system's use of notes, cautions, and warnings to emphasize critical instructions.

Safety Guidelines and Precautions

Electrical Safety

Covers essential safety precautions related to electrical hazards and high voltages within the instrument.

Chemical Safety

Outlines safety procedures for using purge gases and handling potentially harmful sample emissions.

Thermal Safety

Provides warnings and precautions regarding hot surfaces and potential thermal hazards during operation.

Mechanical Safety

Details safety considerations for the instrument's moving parts and general mechanical operations.

Lifting the Instrument

Advises on safe practices for lifting and carrying the heavy instrument to prevent injury.

The Discovery TGA User Interface

Primary Function Buttons

Details the main buttons on the instrument's user interface for core functions like Start and Stop.

Instrument Specifications

Installing the Discovery TGA System

Unpacking and Repacking the TGA

Instructions for safely unpacking and repacking the TGA instrument.

Inspecting the System for Damage

Procedures for checking the instrument and shipping container for damage or missing parts.

Choosing a Suitable Location

Guidelines for selecting an optimal installation location considering environmental and space requirements.

Preparing the TGA for Installation

Steps to prepare the instrument after unpacking, including removing shipping restraints.

Removing the Shipping Bracket

Detailed instructions on how to remove the shipping bracket securing the instrument.

Unpacking the Balance

Step-by-step guide to carefully unpack the instrument's sensitive balance assembly.

Connecting the Discovery TGA to the Controller

Setting Up System Communication

Instructions for connecting the TGA instrument to a network and controller.

Connecting Purge Gas Lines

Steps for connecting purge gas lines to the Gas Delivery Module (GDM) for sample atmosphere control.

Connecting the Air Cool Line

Procedure for installing the air cool line to the COOLING GAS fitting on the instrument.

Connecting Heat Exchanger Cable and Water Hoses

Instructions for connecting the heat exchanger's cable and water hoses to the instrument.

Connecting the Power Cable

Details on how to properly connect the instrument's power cable to the power entry module.

Installing the Hang-Down Wires

Installing the Tare Hang-Down Wire

Detailed procedure for installing the shorter hang-down wire for the tare pan.

Leveling and Aligning the Balance

Installing the Lower Furnace Assembly on the TGA 5500

Closing Balance Assembly and System Setup

Installing the Autosampler Tray

Use, Maintenance, & Diagnostics

Calibrating the Discovery TGA

Explains the importance and types of calibration for accurate TGA results.

Running a Discovery TGA Experiment

Maintaining the Instrument

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