Bacharach 450 - User Manual

Environmental Combustion Analyzer
Model 450
Instruction 0024-9400
Operation & Maintenance
Rev. 6 – June 2013
Product Leadership • Training • Service • Reliability

Summary

Environmental Combustion Analyzer Model 450

Instruction Manual

Operation and Maintenance guide for the ECA 450 environmental combustion analyzer.

Warranty Information

Introduction

Features

Technical Data

Front Panel Connections and Controls

Identifies and describes all ports and physical controls on the analyzer's front panel.

Front Panel Keypad Controls

Details the function of each button on the analyzer's keypad for user interface.

Operation

Turning On the Analyzer

Step-by-step guide for powering on the ECA 450 and its warm-up sequence.

Turning Off the Analyzer

Performing a Combustion Test

Detailed procedure for conducting a combustion test with the ECA 450.

Downloading Data to a Personal Computer

Guide for transferring test data from the analyzer to a PC.

Data Logging

Primary Air Temperature Measurement

Setting Up the Analyzer

Calibration

Initial Sensor Check

Procedure to verify sensor functionality and ambient conditions before calibration.

Calibration Fixtures

Starting and Ending a Calibration Procedure

Calibrate Pressure Sensor

Procedure to calibrate the pressure sensor against a known value.

Calibrate T-Stack (Stack Temperature) Channel

Steps to zero and span the stack temperature sensor.

Calibrate T-Air (Ambient Temperature) Channel

Steps to zero and span the ambient air temperature sensor.

Calibrate HC Sensor

Procedure to calibrate the optional combustibles (HC) sensor.

Calibrate CO-LO Sensor

Procedure to calibrate the low-range Carbon Monoxide sensor.

Calibrate SO2 Sensor

Procedure to calibrate the optional Sulfur Dioxide sensor.

Calibrate NO Sensor

Procedure to calibrate the optional Nitric Oxide sensor.

Calibrate NO2 Sensor

Procedure to calibrate the optional Nitrogen Dioxide sensor.

Calibrate CO-HI Sensor

Procedure to calibrate the high-range Carbon Monoxide sensor.

Maintenance

Battery Charging

Instructions for recharging the analyzer's internal battery pack.

Water-Trap; Filter Assembly

Sensor Replacement

General guide to replacing various sensors in the analyzer.

O2, CO, NO, NO2, & SO2 Sensor Replacement

Nitric Oxide Sensor Battery Replacement

HC Sensor Replacement

Resetting the Microprocessor

Troubleshooting

Analyzer Repair

Problem Messages Displayed After Warm-Up

Explains error messages shown after the analyzer's warm-up sequence.

Error Symbols

Troubleshooting Guide

A table listing common symptoms and their probable causes and remedies.

Bacharach 450 Specifications