Bacharach Flue-Gas Sample Conditioning System Spécifications

Environmental Combustion Analyzer Model 450 Instruction 0024-9400 Operation & Maintenance Rev. 6 – June 2013

Introduction ECA 450 6 Instruction 0024-9400 1.5 Front Panel Connections and Controls Figure 1-1. ECA 450 Components RS 232POWEROPTT-STACK T-A

ECA 450 Introduction Instruction 0024-9400 7 1.5.2 T-AIR (Primary Air Thermocouple) If thermocouple 0104-1797 (10 feet long) or Utility Wand 0104-1

Introduction ECA 450 8 Instruction 0024-9400 1.6 Front Panel Keypad Controls Descriptions of the front panel keypad controls are given below. N

ECA 450 Introduction Instruction 0024-9400 9 CALIBRATE Shortcut key to the Calibration List menu screen, where operators can choose the sensor to be

Introduction ECA 450 10 Instruction 0024-9400 Notes:

ECA 450 Operation Instruction 0024-9400 11 2 Operation 2.1 Turning On the Analyzer Important! Prior to initially operating the analyzer, be sure

Operation ECA 450 12 Instruction 0024-9400 2.3 Fuel Selection The fuel currently being used for combustion analysis is displayed in the top lin

ECA 450 Operation Instruction 0024-9400 13 2.4 Performing a Combustion Test Important! When measuring nitrogen dioxide (NO2) and sulfur dioxide (

Operation ECA 450 14 Instruction 0024-9400 7. Tip: Use < > keys to quickly advance to the top and bottom of screen. Also note that if “–

ECA 450 Operation Instruction 0024-9400 15 2.5 Ending a Combustion Test 1. After performing a combustion test per Section 2.4, press RUN key to en

ii Instruction 0024-9400 WARRANTY Bacharach, Inc. warrants to Buyer that at the time of delivery this Product will be free from defects in materia

Operation ECA 450 16 Instruction 0024-9400 2.7 Saving Test Data By pressing the SAVE key, data that is currently being displayed in either the

ECA 450 Operation Instruction 0024-9400 17 2.9 Recalling Test Data Stored in Memory To recall the contents of a particular memory location containi

Operation ECA 450 18 Instruction 0024-9400 4. Press ENTER key to display the contents of chosen memory location. Observe that “MEM:nnnn ” (whe

ECA 450 Operation Instruction 0024-9400 19 2.10 Printing Data By pressing the PRINT key, the data which is currently being displayed in either the

Operation ECA 450 20 Instruction 0024-9400 2.11 Downloading Data to a Personal Computer Test data that was stored in memory can be downloaded t

ECA 450 Operation Instruction 0024-9400 21 3. After HyperTerminal is running: click Transfer, click Capture Text, then click Start to accept the def

Operation ECA 450 22 Instruction 0024-9400 7. Observe that HyperTerminal displays the data as it’s being received. After all data has been trans

ECA 450 Operation Instruction 0024-9400 23 4. Use ∧∨ keys to place cursor next to one of the following three methods of storing test data:

Operation ECA 450 24 Instruction 0024-9400 8. With the analyzer set up per Section 2.4 Performing a Combustion Test, press ENTER key to begin te

ECA 450 Operation Instruction 0024-9400 25 2.13 Importing Saved Data Into a Spreadsheet A text file that was created as described in either Section

ECA 450 Contents Instruction 0024-9400 iii Table of Contents 1 Introduction ...

Operation ECA 450 26 Instruction 0024-9400 TABLE 2. TYPICAL SPREADSHEET FOR THE ECA 450* TESTID1 TESTID2 TESTID3 FUEL TEMP UNIT PRESS UNIT Cus

ECA 450 Operation Instruction 0024-9400 27 2.14 Primary Air Temperature Measurement To properly calculate net stack temperature, the analyzer must

Operation ECA 450 28 Instruction 0024-9400 2. Use ∧∨ keys to place cursor next to “Primary Air”; then press ENTER to display the Primary Air scr

ECA 450 Operation Instruction 0024-9400 29 5. Wait until temperature display stabilizes; then press ENTER to save the displayed temperature value in

Operation ECA 450 30 Instruction 0024-9400 4. Use ∧∨ keys to place cursor next to “Enter”; then press ENTER to display the Primary Air Temperatu

ECA 450 Operation Instruction 0024-9400 31 2.15 Differential Pressure Measurement To measure the differential pressure between two confined areas,

Operation ECA 450 32 Instruction 0024-9400 2.16 Statistics Mode The Statistics mode configures the ECA 450 to perform a statistical analysis of

ECA 450 Operation Instruction 0024-9400 33 5. The statistics duration is the length of time allocated to collecting data. Use ∧∨ keys to select desi

Operation ECA 450 34 Instruction 0024-9400 8. At the conclusion of the data collection process, the ECA 450 calculates the average and standard

ECA 450 Operation Instruction 0024-9400 35 2.17 Setting Up the Analyzer The analyzer has been set up at the factory for the following defaults: Te

Contents ECA 450 iv Instruction 0024-9400 2.17.10.2 Resetting Display Format Back to Factory Default ...

Operation ECA 450 36 Instruction 0024-9400 2.17.1 Temperature Units Select to display the temperature in either degrees centigrade (C) or Fahre

ECA 450 Operation Instruction 0024-9400 37 5. Use ∧∨ keys to place cursor next to “Pollution Units”; then press ENTER to display the Pollution Units

Operation ECA 450 38 Instruction 0024-9400 4. Press > key to place cursor on the month, day, or year digit to be changed; then, use ∧∨ keys t

ECA 450 Operation Instruction 0024-9400 39 3. Use ∧∨ keys to place cursor next to the desired gas whose Oxygen reference is to be set; then press EN

Operation ECA 450 40 Instruction 0024-9400 3. Use ∧∨ keys to place cursor next to “Edit Test ID”; then press ENTER to display the Edit Test ID m

ECA 450 Operation Instruction 0024-9400 41 3. Use ∧∨ keys to place cursor next to “Select Test ID”; then press ENTER to display the Select Test ID m

Operation ECA 450 42 Instruction 0024-9400 5. The computer’s communication program and the connection to the ECA 450 can now be closed. 6. Pre

ECA 450 Operation Instruction 0024-9400 43 2.17.9 Display Timeout To conserve battery life, the vacuum fluorescent display panel can be configured

Operation ECA 450 44 Instruction 0024-9400 2.17.10.1 Changing Display Format Change the order in which the data is displayed in the Combustion

ECA 450 Operation Instruction 0024-9400 45 4. Use ∧∨ keys to choose “Yes”; then press ENTER to reset the display and return to the Display Format sc

ECA 450 Introduction Instruction 0024-9400 1 1 Introduction 1.1 General Description The Bacharach Environmental Combustion Analyzer Model 450 (he

Operation ECA 450 46 Instruction 0024-9400 4. Use ∧∨ keys to choose which User Name line to edit; then press ENTER to begin editing that line.

ECA 450 Operation Instruction 0024-9400 47 2.17.16 High Resolution NOx Enable When High Resolution NOx Enable is turned ON the ECA 450 will display

Operation ECA 450 48 Instruction 0024-9400 5. When High Resolution NOx Enable is turned ON, and when viewing the Combustion Test RUN screen, obs

ECA 450 Calibration Instruction 0024-9400 49 3 Calibration Bacharach recommends that the ECA 450 be calibrated by your nearest Bacharach Service Cen

Calibration ECA 450 50 Instruction 0024-9400 3.2 Calibration Fixtures A gas and pressure fixture will be required to perform the various calibr

ECA 450 Calibration Instruction 0024-9400 51 3.3 Starting and Ending a Calibration Procedure Start any calibration procedure by first pressing the

Calibration ECA 450 52 Instruction 0024-9400 2. With the Calibrate Pressure screen displayed, and with the hose from the calibration fixture con

ECA 450 Calibration Instruction 0024-9400 53 4. Wait until Measured reading on screen stabilizes. Then use the ∧∨ and < > keys to enter an App

Calibration ECA 450 54 Instruction 0024-9400 2. Plug simulator’s K-type connector into analyzer’s T-AIR jack (see Figure 1-1). 3. Enter Calibr

ECA 450 Calibration Instruction 0024-9400 55 Procedure: 1. Enter Calibration List screen; then choose HC per Section 3.3 to display the CALIBRATE H

Introduction ECA 450 2 Instruction 0024-9400 • Performs data logging. A series of combustion tests can be automatically started at user-defined

Calibration ECA 450 56 Instruction 0024-9400 3. Adjust regulator of calibration fixture for a flow meter indication of approximately 2 SCFH. 4.

ECA 450 Calibration Instruction 0024-9400 57 11. Press ENTER to calibrate the analyzer’s Measured value to that of the Applied value; after which th

Calibration ECA 450 58 Instruction 0024-9400 3.10 Calibrate NO Sensor The following procedure spans the optional Nitric Oxide sensor to a known

ECA 450 Calibration Instruction 0024-9400 59 3.11 Calibrate NO2 Sensor This screen is used to span the optional Nitrogen Dioxide sensor to a known

Calibration ECA 450 60 Instruction 0024-9400 3.12 Calibrate CO-HI Sensor This procedure spans the optional Carbon Monoxide High sensor (4,000 –

ECA 450 Maintenance Instruction 0024-9400 61 4 Maintenance Field maintenance of the ECA 450 is limited to the following: • Battery charging • Wat

Maintenance ECA 450 62 Instruction 0024-9400 4.2 Water-Trap / Filter Assembly The Water-Trap / Filter Assembly removes water condensate from th

ECA 450 Maintenance Instruction 0024-9400 63 4.3 Printer Paper Replacement Parts Required: • Replacement Paper Roll (refer to Section 6.1) Proce

Maintenance ECA 450 64 Instruction 0024-9400 4.4 Sensor Replacement The following sections described in detail how to replace the various sens

ECA 450 Maintenance Instruction 0024-9400 65 4.4.1 O2, CO, NO, NO2, & SO2 Sensor Replacement All sensors, with the exception of the HC sensor,

ECA 450 Introduction Instruction 0024-9400 3 Optionally . . . • NOx content in the range of 0 to 4,000 ppm NOx. • NOx content referenced to a user

Maintenance ECA 450 66 Instruction 0024-9400 4.4.2 Nitric Oxide Sensor Battery Replacement A single lithium battery, located on top of the Nitr

ECA 450 Maintenance Instruction 0024-9400 67 4.4.3 HC Sensor Replacement Unlike the other sensors that are held in place by their associated bayone

Maintenance ECA 450 68 Instruction 0024-9400 4.5 Replacing Internal Particulate Filter An internal particulate filter is located at the inlet

ECA 450 Maintenance Instruction 0024-9400 69 4.6 Cleaning the Probe and Sampling Hoses If the combustion analyzer is used on either coal or oil fir

Maintenance ECA 450 70 Instruction 0024-9400 3. Clean probe assembly by generously spraying carburetor cleaner through each of the barbed fittin

ECA 450 Maintenance Instruction 0024-9400 71 Notes:

Parts & Service ECA 450 72 Instruction 0024-9400 5 Troubleshooting 5.1 Analyzer Repair It is recommended that field repair of the ECA 450

ECA 450 Parts & Service Instruction 0024-9400 73 CO-HI Sensor Error – CO-HI sensor was exposed to flue gas during warm-up. CO-LO Sensor Error –

Parts & Service ECA 450 74 Instruction 0024-9400 5.4 Troubleshooting Guide The following table lists the causes and remedies for most of th

ECA 450 Parts & Service Instruction 0024-9400 75 Symptom Probable Cause & Remedy “Low Battery” message appears at bottom of display, accompan

Introduction ECA 450 4 Instruction 0024-9400 Front Panel Controls and Indicators: Sixteen embossed push-button switches with tactile feedback (re

Parts & Service ECA 450 76 Instruction 0024-9400 Symptom Probable Cause & Remedy “NOXIDE Sensor Error” message appears at bottom of displ

ECA 450 Parts & Service Instruction 0024-9400 77 Symptom Probable Cause & Remedy “Sensor Output Low” message appears during calibration. Sens

Parts & Service ECA 450 78 Instruction 0024-9400 Symptom Probable Cause & Remedy Erratic combustion test screen data. a. Faulty sensor(s)

ECA 450 Parts & Service Instruction 0024-9400 79 6 Parts & Service 6.1 Replacement Parts Complete ECA 450 Basic Configuration (O2, CO, S

Parts & Service ECA 450 80 Instruction 0024-9400 6.2 Accessories Calibration Kit (gas not supplied) ...

ECA 450 Parts & Service Instruction 0024-9400 81 6.3 Service Centers Service and replacement parts can be obtained by contacting a Bacharach Se

Headquarters: 621 Hunt Valley Circle, New Kensington, PA 15068 Ph: 724-334-5000 • Fax: 724-334-5001

ECA 450 Introduction Instruction 0024-9400 5 1.4 Operation Overview The ECA 450 is microprocessor controlled, allowing it to be easily operated and