Seitron CHEMIST 900 RACK Bedienungsanleitung

Any reproduction, in whole or in part, of this document by any means (including

photocopying or storing it in any electronic device) and the transmission of the latter to

third parties in any way, including electronically, is strictly forbidden without the prior

written approval by SEITRON S.p.A. a socio unico

TABLE OF CONTENTS

Important information 07

Information about this manual 07

Danger levels and other symbols 07

Safety 08

Proper use of the product 08

Improper use of the product 08

ELECTRICAL CONNECTIONS 09

Electrical connections 11

Wiring the signal lines 12

Connection of the serial port RS485 half duplex according to MODBUS® RTU 13

Analog outputs through 37 poles connector 14

CONNECTIONS 17

Connection to PC via supplied USB cable 19

Connection to PC via Ethernet cable 20

Wiring diagram - Back panel 21

Remote air intake filter assembly 21

Junctions assembly - Optional 22

Wiring diagram - Back cover 23

Connection to the nitrogen/synthetic air cylinder 24

Pitot tube and Flue Gas sampling probe connection 25

Pitot tube 26

Features of the smoke suction line 27

Features of the heated smoke suction line (for the measurement of NOx - SOx) 28

Combustion air temperature probe 29

Draft measurement 29

Remote air suction spots 29

PRODUCT USE 31

Technical features 33

Product features 35

General overview of the Analyzer 35

Working principle 36

CO dilution 36

Fuel types 36

Peltier module condensation assembly (Cooler) 37

Remote condensate sink 37

External dust filters 37

Dust filter for the NDIR bench protection 37

Remote air intake 37

Remote air intake connected in Nitrogen or Synthetic air 37

Pressure sensor, piezoelectric, temperature compensated 37

Smoke suction pump 38

Condensate sink pump 38

Draft measurement with sensor automatic autozero 38

Temperature measurements 38

Calculating total carbon 38

Autozero difference in air, nitrogen and synthetic air 38

Available software 38

External size 39

Measurement and Accuracy Ranges 40

Components description 42

Front cover 42

Back panel 44

Startup 46

Preliminary operations 46

Instrument power supply 46

Warning 46

Power on - off 48

Starting the device 48

Configuration 49

Configuration menu 49

Configuration=>Analysis 50

Configuration=>Analysis=>Fuel 52

Configuration=>Analysis=>Condensation 53

Configuration=>Analysis=>O2Reference 54

Configuration=>Analysis=>NOx/NO Ratio 55

Configuration=>Analysis=>Measure units 56

Configuration=>Analysis=>Measure list 57

Configuration=>Analysis=>Autozero 59

Configuration=>Analysis=>Other configs 60

Configuration=>Analysis=>Other configs.=>Sample processing 61

Configuration=>Analysis=>Motor eff. 62

Configuration=>Instrument 63

Configuration=>Instrument=>Time/Date 64

Configuration=>Instrument=>Brightness 65

Configuration=>Instrument=>Buzzer 66

Configuration=>Instrument=>Pump 67

Configuration=>Instrument=>4..20mA 68

Configuration=>Instrument=>CO protection 69

Configuration=>Instrument=>NDIR Bench 70

Configuration=>Instrument 71

Configuration=>Instrument=>MODBUS 72

Configuration=>Operator 73

Configuration=>Alarms 75

Configuration=>Information 77

Configuration=>Information=>Sensors 78

Configuration=>Information=>InfoService 79

Configuration=>Information=>Reminder 80

Configuration=>Diagnostic 81

Configuration=>Diagnostic=>Sensors 82

Configuration=>Diagnostic=>Pump 83

Configuration=>Diagnostic=> On-site calibration procedure of

electrochemical sensors and IR bench 84

On-site calibration procedure 85

Configuration=>Diagnostic=>Hardware 94

Configuration=>Diagnostic=>NDIR Bench 95

Configuration=>Diagnostic=>Sample processing 96

Configuration=>Language 97

Configuration=>Restore 98

Measurements 99

Measurements Menu 99

Measurements=>Velocity 100

Flue gas analysis 101

Preliminary operations 101

Emission analysis configuration mode 101

Performing the emission analysis 107

Electrochemical sensors 108

CxHy sensor for the measure of unburnt hydrocarbons (Pellistor) 108

CO2 sensor for the measure of carbon dioxide in combustion processes

(

single NDIR sensor

)

108

NH3 sensor for measuring ammonia in combustion processes 109

Life of gas sensors 111

Gas sensor life table 111

Infrared bench 112

Infrared bench for heat treatment 112

Troubleshooting 113

Troubleshooting guide 113

Spare parts and servicing 115

Spare parts 115

Accessories 115

Service centers 116

MAINTENANCE 117

Routine maintenance 119

Scheduled maintenance 119

Cleaning external dust filters 120

Replacement of external anti-pollution filter on IR line 121

Replacement of external anti-cleaning filter on remote air intake 121

Fuse replacement 122

On-site calibration 123

AACSE79 Sensor Factory Calibration 123

Firmware update 130

ANNEX 131

Annex A - Fuel Coefficients and formulas 133

Annex B - Law directions 134

Annex C - Optional measures list 135

WARRANTY CERTIFICATE 137

WARNING

We encourage you to consult the owner's manual in its most up-to-

date version by downloading it from the website www.seitron.com.

1.1 Information about this manual

 This manual describes the operation and the characteristics and the maintenance of the Combustion Analyzer

Chemist 900 RACK.

 Read this operation and maintenance manual before using the device. The operator must be familiar with the

manual and follow the instructions carefully.

 This use and maintenance manual is subject to change due to technical improvements - the manufacturer

assumes no responsibility for any mistakes or misprints.

1.2 Danger levels and other symbols

Information on LCD

Ensure correct disposal

Touch keyboard

with main control functions.

1.0 IMPORTANT INFORMATION

Symbol Meaning Comments

Read information carefully and prepare

safety appropriate action!

To prevent any danger from personnel or other

goods. Disobey of this manual may cause

danger to personnel, the plant or the

environment and may lead to liability loss.

31/07/15

10:00

Information

Service

Esc

[email protected]

www.seitron.it

Fax. 0424 567849

Tel. 0424 567842

Mussolente, VI

Via del Commercio, 9/11

Seitron S.p.A.

Dispose of the battery pack at the end of its

working life only at the dedicated collecting bin.

The customer takes care, on his own costs,

that at the end of its working life the product is

collected separately and it gets correctly

recycled.

1.3 Safety

1.3.1 Proper use of the product

This chapter describes the areas of application for which the CHEMIST 900 RACK is intended.

All products of the series CHEMIST 900 RACK are stationary measuring devices, in a 19” metal case, for rack

mounting; these instruments are capable of measuring gas in the following plants:

 Boilers (fuel oil, gas, wood, coal)

 Low-temperature condensing boilers

 Gas heaters

 Emissions control measurements

 Installations compliance tests

 Gas turbines

 Gas engines

 Furnaces and boilers technical assistance

 Technical assistance in industrial heating systems

 Process control

1.3.2 Improper use of the product

The use of CHEMIST 900 RACK in application areas other than those specified in Section 1.3.1 "Proper use of

the product" is to be considered at the operator’s risk and the manufacturer assumes no responsibility for the loss

damage or costs that may result. It is compulsory to read and pay attention to the instructions in this use and

maintenance manual.

CHEMIST 900 RACK should not be used:

 as an alarm device for safety purposes

 in classified zones with explosion risk (ATEX or equivalent)

2.0 ELECTRICAL CONNECTIONS

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