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Bacharach 300 User Manual

Bacharach 300
87 pages
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INSTRUCTION 24-9223
MODEL 300
COMBUSTION ANALYZER
(Standard Efficiency Equations,
Siegert Efficiency Equations,
and NSX Version)
Operation/Maintenance
Rev. 2 – November 1999
Bacharach, Inc.
625 Alpha Drive, Pittsburgh, PA 15238
Phone: 412-963-2000 • FAX: 412-963-2091 • Web: www.bacharach-inc.com
Printed in U.S.A. ® Registered Trademark

Table of Contents

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Bacharach 300 Specifications

General IconGeneral
Accuracy±5 ppm or ±5% of reading, whichever is greater
Response TimeT90 < 3 seconds
Operating Temperature32° to 122°F (0° to 50°C)
DisplayLCD
Dimensions7.75" x 3.5" x 1.75" (19.7 cm x 8.9 cm x 4.4 cm)

Summary

WARRANTY

1 INTRODUCTION

1.2 BASIC FEATURES

Describes the instrument's displays, smart operation, and included accessories.

1.4 BASIC PANEL FUNCTIONS & DISPLAYS

Explains the function of the CAL, FUEL, RUN keys and the left, middle, right displays.

1.5 OPTIONAL AUXILIARY PANEL FUNCTIONS & DISPLAYS

Covers functions of the auxiliary display panel for clock, NOx, and SO2.

4 CALIBRATION

4.3 TOXIC GAS SPAN CALIBRATION

Calibrates the analyzer's sensors to a known concentration of toxic gas.

4.4 THERMOCOUPLE SPAN CALIBRATION

Calibrates the thermocouple using R19 potentiometer for temperature measurement.

SPECIFICATIONS

GENERAL

Details physical dimensions, materials, environment, and power source specifications.

BATTERY PACK SPECIFICATIONS

Provides specifications for the battery pack including output, charging, and operating time.

FUNCTIONS

ACCURACY

Specifies the accuracy of the analyzer for various measurements under standard conditions.

PROBE TEMPERATURE EXPOSURE LIMITS

Lists the time and temperature limits for the probe assembly to avoid damage.

DIRECTLY MEASURES AND DISPLAYS

Lists the parameters the analyzer can directly measure and display.

2 SET-UP

INITIAL START-UP AND ALIGNMENT

Steps for initial setup and alignment of the analyzer.

SENSOR CHECKS

Procedures for checking the status and calibration of the analyzer's sensors.

3 OPERATION

PERFORMING AN EFFICIENCY TEST

Describes how to perform a combustion efficiency test.

ERROR, WARNING AND FAILURE DISPLAYS

Explains how to interpret and handle error, warning, and failure messages.

COMBUSTION ANALYZER SHUTDOWN & STORAGE

Steps for properly shutting down and storing the analyzer.

5 MAINTENANCE

CLEAN THE GAS-SAMPLING SYSTEM

Instructions on cleaning the probe and analyzer's sampling system.

REPLACE THE OXYGEN SENSOR

Step-by-step guide for replacing the oxygen sensor.

REPLACE THE TOXIC SENSORS

Instructions for replacing the CO, NOx, and SO2 sensors.

6 REPLACEMENT PARTS, ACCESSORIES, AND DIAGRAMS

6.1 REPLACEMENT PARTS LIST

Lists various replacement parts for the analyzer with their part numbers.

6.2 ACCESSORIES LIST

Lists available accessories for the combustion analyzer.

6.3 WIRING DIAGRAM

Provides wiring diagrams for the analyzer's internal connections.

GLOSSARY OF TERMS

COMBUSTION EFFICIENCY

Percent of available fuel energy converted to useful heat.

EXCESS AIR

Air quantity above the perfect fuel/air mix required for furnace burning.

STOICHIOMETRIC MIX

Perfect theoretical fuel/air mix, not practical for equipment.

BACHARACH SERVICE CENTERS

UNITED STATES

Lists Bacharach Service Centers in various locations across the United States.

INTERNATIONAL

Lists Bacharach Service Centers in Canada and Denmark.

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