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42/23-52 EN Rev. 2 

SCC-K NO

2

/ NO Converter Operator’s Manual 

Dimensional Drawing 

  

Housing Version 

The converter is designed as a 19-inch unit and is suitable for wall-mounting using 
a special mounting bracket. 

  

Figure 1 

 

Dimensional Drawing 

(dimensions in mm)

 

NOx

NO

360

360

1

2

3

4

5

435

465.6

5

7

1

2

0

44

260

325

483

1

3

2

,5

 (

3

H

E

)

 

 

 

1

  Power supply input X1 

2

  Status signal output X2 (9-pin Sub-D female connector) 

3

  Heated sample gas inlet 6 mm 

4

  Sample gas outlet G1/4 inch 

5

  Sample gas inlet G1/4 inch 

  

 

Distance above the converter at least 1 height unit 

  

Содержание SCC-K

Страница 1: ...SCC K NO2 NO Converter Operator s Manual 42 23 52 EN Rev 2 ...

Страница 2: ...ensional Drawing 7 Sample Gas Line Connection 8 Status and Control Lead Connection 9 Power Supply Wiring Connection 10 Converter Start Up 11 Chapter 2 Maintenance Preface 12 Determining the Catalyst Service Life 12 Replacing the Catalyst Cartridge 13 Checking for Gas Tightness 14 Troubleshooting 15 Chapter 3 Converter Shutdown and Packing Converter Shutdown 16 Converter Packing 16 Annex Descriptio...

Страница 3: ...49 69 79 30 45 66 E mail analytical mkt deapr de abb com Further Details on the Internet You can find further information on ABB Analytical products and services on the internet http www abb com analytical Identifies safety information to be heeded during unit operation in order to avoid risks to the operator Identifies specific information on operation of the unit as well as on the use of this ma...

Страница 4: ...or s manual are applicable in the Federal Republic of Germany The applicable national regulations should be followed when the instrument is used in other countries Instrument Safety and Safe Operation The instrument is designed and tested in accordance with EN 61010 Part 1 Safety Provisions for Electrical Measuring Control Regulation and Laboratory Instruments and has been shipped ready for safe o...

Страница 5: ...d in Working with an Open Instrument The instrument must be disconnected from all power sources before any mainte nance work is performed Work on an instrument that is open and connected to power should only be performed by trained personnel who are familiar with the risks involved Charged Capacitors The instrument capacitors can retain their charge even when the instrument is disconnected from al...

Страница 6: ...d vats Large temperature variations Strong air currents Accumulations of dust and dust infiltration Corrosive atmospheres Vibration Environmental Conditions Ambient temperature range 10 to 50 C Average annual relative humidity 75 occasional and slight condensation permitted Converter Unpacking If there is shipping damage which points to improper handling file a damage claim with the shipper railwa...

Страница 7: ...ting using a special mounting bracket Figure 1 Dimensional Drawing dimensions in mm NOx NO 360 360 1 2 3 4 5 435 465 6 57 120 44 260 325 483 132 5 3HE 1 Power supply input X1 2 Status signal output X2 9 pin Sub D female connector 3 Heated sample gas inlet 6 mm 4 Sample gas outlet G1 4 inch 5 Sample gas inlet G1 4 inch Distance above the converter at least 1 height unit ...

Страница 8: ...o avoid losing the clamping ring which is mounted loose in the nut 2 Push the sleeve nut over the connection hose tube 3 Push the clamping ring onto the connection hose tube with the thicker bulge pointing to nut 4 Push the hose tube onto the supporting nipple in the threaded joint 5 Tighten the sleeve nut by hand The hose tube is now mounted in such a way that it cannot slip and is resistant to p...

Страница 9: ...nd 9 are provided in the sub D plug to ensure sure signaling of tem peratures outside the permitted range This involves a potential free make contact element with a switch rating of 24 V 1 A The alarm is signaled if temperatures exceed the permitted temperature range by 5 C Version with Two Solenoid Valves As an option the converter has two solenoid valves for switching between sample gas paths Th...

Страница 10: ...lead connector before any other connection is made The converter can be hazardous if the protective lead is interrupted inside or outside the cooler unit or if the protective lead is disconnect An external mains switch is required Mains Connection The converter is connected to the mains at the rear of the converter housing via a cold device plug X1 with a 2 meter connecting cable Fuses The main ci...

Страница 11: ...urnace and lock into place by turning the adapter handle Moisten the outer O rings helps placing the cartridge into the tube furnace 6 Set the desired catalyst temperature depending on the sample gas flow using the temperature controller 30 l h 320 C 60 l h 320 C 90 l h 340 C 150 l h 360 C 1 Press PGM key the set point is displayed 2 Set the set point using the arrow keys 3 Press PGM key the chang...

Страница 12: ...e periods Determining the Catalyst Service Life Catalyst Service Life The catalyst service life depends essentially on the following factors Sample gas flow rate Temperature NO2 concentration in the sample gas O2 concentration in the sample gas The catalyst service life is 6 months for 30 l h 320 C 10 ppm NO2 and 5 Vol O2 During the stated service life conversion is over 95 If the degree of effici...

Страница 13: ...twisting gently 4 Remove the two outside and the two inside O ring seals from the adapter Mounting the catalyst cartridge Insert new O ring seals into the outside and inside seal grooves of the adapter 5 Do not damage the O ring seals Introduce the new catalyst cartridge into the adapter with gentle twisting movements 6 In order to obtain the required gas tightness take care that the cartridge is ...

Страница 14: ...ature 3 Switch sample gas path to catalyst operation lower green LED lights up 4 Seal sample gas outlet tightly 5 Connect sample gas outlet with U tube manometer or similar and upstream stopcock Release air using the stopcock until the manometer displays a pressure of approximately pe 50 hPa 6 Do not exceed the maximum operating pressure of pabs 200 kPa 7 Close stopcock Checking for Gas Tightness ...

Страница 15: ... V DC Check controller according to operator s manual Voltage 8 V DC Converter does not heat up Solid state relay defective Replace solid state relay No mains supply see above Sub D plug not inserted into socket X2 see above See above Internal circuit No solder link 1 6 in sub D plug Check sub D plug and if necessary solder link Valves do not switch over LEDs do not light up External circuit Error...

Страница 16: ...ter is mounted must remain frost free even when the device is switched off Converter Packing Step Action 1 Whenever possible use the original packaging and padding materials If the original packaging is not available cover the converter with bubble paper or corrugated cardboard Place the converter in an adequately sized box lined with shock absorbing material e g foam 2 The cushioning material s t...

Страница 17: ...ss steel cartridge with a catalyst filling based on carbon molybdenum This conversion makes it possible to measure nitrogen oxides indirectly using all commercially available NO selective measurement instruments Construction The converter is designed as compact user friendly and easy to service 19 inch plug in unit for mounting in 19 inch cabinet systems or with a mounting bracket for wall mountin...

Страница 18: ...igure 5 Option with 2 Solenoid Valves 1 2 360 E1 4 5 Y1 Y2 1 Power supply 2 Status signal 4 Sample gas outlet 5 Sample gas inlet E1 Tube furnace Y1 3 2 way solenoid valve Y2 3 2 way solenoid valve Catalog numbers 23093 4 0801975 230 VAC 23093 4 0801978 115 VAC Figure 6 Option with Heated Sample Gas Inlet 1 2 360 E1 3 4 Y1 NO NOx Bypass 1 Power supply 2 Status signal 3 Heated sample gas inlet 4 Sam...

Страница 19: ...e is used as catalyst The carbon supporting material guarantees optimal contact between the gas to be converted and the surface of the catalyst combined with a simultaneously low flow resistance Catalyst Temperatures The catalyst temperature can be adjusted continuously using the temperature controller on the front of the converter The recommended settings for catalyst temperatures depending on th...

Страница 20: ... catalyst cartridge 7 Mounting adapter with handle for the catalyst cartridge 8 Temperature controller with digital temperature display Catalyst Cartridge The catalyst cartridge is mounted in a heat insulated tube furnace The special mounting adapter with handle allows the hot catalyst cartridge to be released and removed without tools being needed Temperature Controller The converter temperature ...

Страница 21: ...he rear side of the converter s housing These are see Fig 7 1 Connection socket for cold device plug 2 9 pin sub D plug 4 Sample gas outlet G1 4 inch 5 Sample gas inlet G1 4 inch Ventilation The built in ventilator in conjunction with the ventilation slits in the converter s housing provides the necessary ventilation Figure 8 Circuit and Connection Diagram X6 6 X6 3 X6 2 X6 1 Y1 X6 4 X6 5 Y2 X4 2 ...

Страница 22: ...0 l h 320 C 90 l h 340 C 150 l h 360 C Effectivity 95 with new catalyst Sample gas pressure pabs 200 kPa 2 bar Pressure drop 0 01 kPa 10 mbar at 90 l h Warm up time approx 30 min 90 time T90 10 s at 60 l h Ambient Conditions Ambient temperature during operation 10 to 50 C during storage and transport 25 to 65 C Relative air humidity 75 annual mean occasional and slight condensation permitted ...

Страница 23: ......

Страница 24: ...ww abb com The Company s policy is one of continuous product improvement and the right is reserved to modify the information contained herein without notice Printed in the Fed Rep of Germany 04 05 ABB 2005 42 23 52 EN Rev 2 ABB Automation GmbH Analytical Division Stierstaedter Strasse 5 60488 Frankfurt am Main Germany Phone 49 69 7930 40 Fax 49 69 7930 4566 E Mail analytical mkt deapr de abb com ...

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