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| infrared gas analyzer for stack gas this analyzer consists of an infrared gas analyzer, an o 2 sen- sor and a gas sampling device. it is used for simultaneous and continuous measurement of the no x , so 2 , co, co 2 and o 2 components in the ue gas of various boilers, garbage incinerators, etc. for co and o 2 measurement speci cations, the function for coping with the japanese regulation on dioxin emission is incorporated. features 1. gas concentrations of 5 components is measurable simul- taneously and continuously nox, so 2 , co and co 2 gas concentration measurements are integrated by infrared method, to which a zirconia or magnetic type o 2 sensor is added for o 2 measurement. therefore, the gas concentrations of 5 components are simultaneously and continuously measurable. 2. the use of highly sensitive and reliable mass ow detec- tor allows the range ratio of up to 1:25 with the standard 2 range. 3. maintenance can be performed from the front side, thus saving the installation space. unitized structure of the analyzing block and gas sampling module enables better maintenance. 4.provided with abundant functions including o 2 correc- tion output, average value output, automatic calibration, co peak count alarm, automatic range changeover, and alarms. 5.n 2 o and ch 4 can also be measured as an optional feature. having warming effect 300 times as high as that of co 2 , n 2 o is the greenhouse gas most controversial now. specifications 1. standard speci cations ?measuring system : nox, so 2 , co and co 2 ; ndir type infra- red o 2 ; zirconia type, magnetic type ?measurable component and min./max. measurement range : no x ; 0 to 50ppm/0 to 5000ppm so 2 ; 0 to 50ppm/0 to 5000ppm co ; 0 to 50ppm/0 to 5000ppm co 2 ; 0 to 10%/0 to 20% o 2 ; 0 to 10%/0 to 25% n 2 o and ch 4 can be measured as an optional feature. ?number of measurement ranges : 2 maximum range ratio: 1:25 (refer to code symbols.) ?warm-up time : within 4 hours after power-on ?analog output signals : simultaneous output of signals of 4 to 20 ma dc each (non-isolated or isolated depending on customer s code selec- tion) five instantaneous value outputs (no x , so 2 , co, co 2 and o 2 ) ? three instantaneous values (no x , so 2 , co) after o 2 correction when provided with o 2 sensor ? three average values (no x , so 2 , co) af- ter o 2 correction when provided with o 2 sensor ? allowable load resistance : 550 or less (750 or less for isolated output) ?contact output: (1) each 1a contact (contact capacity 250 v ac, 2 a or 30 v dc, 3 a) for: ? range identi cation of each component (close/1st range) , analyzing block error, calibration error, auto calibration status, maintenance status,and co peak count alarm (2) each 1c contact (contact capacity 250v ac, 1 a or 30 v dc, 1 a) for: ? concentration alarm for each compo- nent s instantaneous value (h, l, hl settable), analyzing block power off data sheet zsu-5 EDS3-138B jun. 30, 2011 date
2 zsu-5 ?contact input : non-voltage contact (1.5 sec or longer) ? auto calibration start, average value resetting non-voltage contact (status holded) ? range changeover (1st range when contact closes), output hold, remote pump off (off when contact closes) ?indication : lcd with back light for indicating: ? instantaneous values (no x , so 2 , co, co 2 and o 2 ) ? o 2 corrected instantaneous values (no x , so 2 , co) after o 2 correction when provided with o 2 sensor ? o 2 corrected average values (no x , so 2 , co) after o 2 correction when provided with o 2 sensor ? o 2 average value when provided with o 2 sensor ? peak count value (when provided with co, o 2 analyzer) ? parameter assignment ?fluorescent lamp in cubicle : standard equipment ?recorder (option) : paperless recorder (fuji electric s type phr) mounted ?gas extractor : electrical heating type ( lter built in) ? wire mesh lter : 40? mesh of sus 316 stainless steel ? flange : jis 5k 65aff ? mass: approx. 9 kg (excluding gas sam- pling pipe) ? power supply voltage: 100 v ac, 50/60 hz ? power consumption: approx 100 va ? sampling pipe: refer to code symbols for materials and length of the pipe. sus 316 (length 300, 400, 600, 800, 1000 mm),or titanium (length 600, 800, 1000 mm),or sic (length 700, 900 mm) * sus 316 is used for 800? or lower. * titanium is used for 1000? or lower. * sic is used for 1300? or lower. ?sample inlet tube : ? 10 / ? 8 te on tube or heating tube (max. 30 m) *the heating tube needs to be speci ed in the following cases. (1) ambient temperature -5? or lower (2) so 2 of 50 or 100 ppm (3) tube length 10 m or longer in so 2 measurement (power supply voltage: 100 v ac, 50/60 hz, power consumption: 36 va/m) ?rated operating conditions : ? ambient temperature: -5 to 40? (de- pending on customer s code selection) ? ambient humidity: 90% rh or less ? power supply voltage: 100, 110, 115, 200 or 230 v ac ?5% (fluorescent lamp: 10%) (depending on customer s code selec- tion) ? frequency: 50 or 60 hz ?.5 hz ? power consumption: max. 600 va (excluding gas extractor and heating tube) ?storage condition: ? ambient temperature; -20 to 60? (water within the drain pot should be drained before storage.) ? ambient humidity; 95%rh or lower ?dry air : (required for a oil/coal boiler or when the rst range of the so 2 meter for gas dryer purging is 500 ppm or higher.) dew point; -20? dp or lower pressure; 100 kpa to 400 kpa dust and mist; none ?external dimensions (h x w x d) : indoor type; 1710 x 800 x 615 mm outdoor type; 1780 x 815 x 700 mm ?mass : approx. 300 kg (excluding standard gas) ?cubicle nish color : munsell 5y7/1 semi-gloss ?cubicle structure : indoor or outdoor installation, of self- standing type, single-swing front door, plate thickness 2.3 mm standard (both cubicle and door) ?other : six standard gas cylinders (3.4 l) accommodatable note: fluctuation in the operation period of 4 hours from the end of warm- up time is within ?%fs. ?measurement law type approval no.: san991-1 (nox analyzer) sas992-1 (so 2 analyzer) sac992-1 (co analyzer) se981 (zirconia o 2 sensor) sf011 (magnetic o 2 sensor) 3 2. standard functions function description o 2 correction auto calibration ?conversion of measured no x , so 2 and co gas concentrations into values at standard o 2 concentration ?the result of conversion is indicated and output in a signal of 4 to 20 ma dc. ?the gas analyzer is automatically calibrated. ?auto calibration cycle settable range: 1 to 99 hours (1-hour step) or 1 to 40 days (1-day step) ?auto calibration gas injection time settable range: 60 to 599 seconds (in 1-sec step) ?auto/manual calibration error contact output: provided when calibration quantity exceeds 50% of full scale. ?contact output during auto calibration and maintenance: provided during calibration gas flow and replacement. also provided during maintenance. ?auto calibration remote start contact input: calibration starts at opening after short-circuit for 1.5 sec or longer. ?standard gas consumption: approx. 1 year with 3.4l cylinder in a calibration cycle of 7 days average value after o 2 correction, o 2 average value remote output hold ?no x , so 2 and co values are averaged after o 2 correction, and the result is indicated and output in 4 to 20 ma dc. ? averaging time is settable by key operation at the front of analyzing block. settable range: 1 to 59 minutes or 1 to 4 hours (factory-set at 1 hour) ?the output signal values are collectively held according to external contact input. ?output is held during short-circuit. automatic range changeover ?automatically changed from low range to high range, and from high range to low range. low m high: changed at 90% point of the low range high m low: changed at 80% point of the high range average value resetting input ?output and indication of average value after o 2 conversion are reset according to external contact input. ?output and indication are reset at short-circuit for 1.5 sec or longer. remote range changeover input ?low or high range is selectable for each sample component via external contact input. ?high range is selected for open-circuit, and low range for short-circuit. range identification contact output ? identification between low and high ranges is output through a contact. ?when the contact is closed, low range is selected. temperature input signal ?k thermocouple input x 2 (for recorder available at option) analyzing block error contact output ?contact output is provided when the analyzing block is abnormal. co instantaneous value peak count alarm contact output ?alarm is issued and indicated when co instantaneous value has exceeded the set limit by the set number of times. settable number of times: 1 to 99, alarm settable range: 10 to 1000 ppm (5 ppm step) ?the number of overshootings per hour is indicated. concentration alarm contact output ?instantaneous value alarm is settable for each sample component. high, low, high or low is settable (by keys at the front of analyzing block). ?contact output hysteresis is also settable. ?contact is 1c type. calculating equation : c = 21-o s cs (21-o n ) c : sample gas concentration after o 2 correction c s : measured concentration of sample gas o s : measured o 2 concentration o n : standard o 2 concentration (4% for petroleum fuel, 5% for gas fuel, 6% for coal fuel, 12% for garbage incinerator) setting range: 0 to 19% 4 zsu-5 3. performance ?repeatability : ?.5% of full scale ?zero drift : ?.0% of full scale or lower/week (?.0% of full scale/week when the range is less than 200 ppm) max.?.0% of full scale/month on o 2 sensor ?span drift : max. ?.0% of full scale/week max. ?.0% of full scale/month on o 2 sensor ?linearity : max. ?.0% of full scale ? response time : for 90% indication (after extracting sample gas through the inlet) no x : 120 sec or shorter so 2 : 240 sec or shorter co : 120 sec or shorter co 2 : 120 sec or shorter o 2 : 120 sec or shorter ?sample gas ow rate : approx. 2l/min 4. standard requirements for sample gas ?temperature : standard : 60 to 800? non standard : 1000? (titanuim probe) 1300? (sic probe) ?dust : 100 mg/nm 3 or less ?pressure : - 3k to +3kpa ?components : so 2 500 ppm or less no x 1000 ppm or less co 2 0 to 15% co 2000 ppm or less o 2 1 to 21% hcl 100 ppm or less the remaining n 2 , h 2 o 5. installation requirements (1) selection of a place which does not receive direct sun- light or radiation from hot substances if such a place cannot be found, a roof or cover should be prepared for protection. (2) avoidance of a place under heavy vibration (3) selection of a place where atmospheric air is clean scope of delivery ? gas analyzer system ? speci ed external drain separator/drain pot ? speci ed gas extractor/probe set ? speci ed gas inlet tube set ? standard accessories items to be prepared separately 1. standard gas and pressure regulator (refor to zsy of code symbols) 2. recorder (when necessary) type phr 3. individual inspection of measurement method 4. 1-year spare (refor to zbn of code symbols) 5. waterproof gland for outdoor wiring port (a25a), order no.: 8641625 6. anchor bolt 5 code symbols measuring gas component <4th digit> no x so 2 co no x ,so 2 no x ,co no x ,so 2 ,co no x ,so 2 ,co,co 2 isolated output of analog instantaneous value <16th digit> (measured component) (isolation output) each component without no x isolated so 2 isolated co isolated no x ,so 2 isolated no x ,co isolated no x ,so 2 ,co isolated no x ,so 2 ,co,co 2 isolated no x ,o 2 isolated so 2 ,o 2 isolated co,o 2 isolated no x ,so 2 ,o 2 isolated no x ,co,o 2 isolated no x ,so 2 ,co,o 2 isolated no x ,so 2 ,co,co 2 ,o 2 isolated (note 1) isolated output of average value after o 2 correction <18th digit> (measured component) (isolation output) each component without no x isolated so 2 isolated co isolated no x ,so 2 isolated no x ,co isolated so 2 ,co isolated no x ,so 2 ,co isolated (note 1) o 2 correction value isolation output <17th digit> (measured component) (isolation output) each component without no x isolated so 2 isolated co isolated no x ,so 2 isolated no x ,co isolated so 2 ,co isolated no x ,so 2 ,co isolated (note 1) p a b f h l m 0 4 5 6 c d e f g 0 1 2 y a b c d e f g h j k l m n p 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 1 2 3 4 5 6 1 2 y m m n y n y y 14 17 1 8 19 15 16 20 5 su z -- 1234567 8 10 11 12 913 description o 2 sensor without zirconia zirconia zirconia zirconia magnetic magnetic magnetic magnetic o 2 correction value <5th digit> without 4% (oil fuel) 5% (gas fuel) 6% (coal fuel) 12% (refuse incinerator) 4% (oil fuel) 5% (gas fuel) 6% (coal fuel) 12% (refuse incinerator) no x measuring range <6th and 7th digit> select your code in the table at left. so 2 measuring range <9th and 10th digit> select your code in the table at left. co measuring range <11th and 12th digit> select your code in the table at left. o 2 measuring range <13th codes> without 10/ 25% 25% co 2 measuring range <14th and 15th digit> without 10%/ 20% 10%/ without 20%/ without (sample gas pressure) (external drain separator) <19th digit> ? to +5kpa without ? to +3kpa without ? to +1kpa without ? to +5kpa with (note3) ? to +3kpa with (note3) ? to +1kpa with (note3) cubicle structure <20th digit> indoor structure outdoor structure measuring range list measuring range without 50/100 50/200 50/250 50/500 50/1000 50/without 100/200 100/250 100/500 100/1000 100/2000 100/without 200/500 200/1000 200/2000 200/5000 200/without 250/500 250/1000 250/2000 250/5000 250/without 500/1000 500/2000 500/5000 500/without 1000/2000 1000/5000 1000/without 2000/5000 2000/without 5000/without code yy ab ac ad ae af ay bc bd be bf bg by ce cf cg ch cy de df dg dh dy ef eg eh ey fg fh fy gh gy hy unit: ppm note 1) only when ?ithout?is selected for all of the 16 to 1 8th digits, non-isolated output is allowed. combination of isolated and non-isolated outputs is not allowed. 6 zsu-5 recording contents no x instantaneous value average value o 2 correction so 2 instantaneous value average value o 2 correction co instantaneous value average value o 2 correction o 2 instaneous value combustion temperature dust collection chamber temperature code 1 code 2 code 3 code 4 code 5 code 6 a b e f 0 1 2 3 4 5 6 z a b c d e f g h j k a b c d y a b c d e f g h j k l m recorder <24th digit> recorder (type phr) available at option without with (6-point recording: recording contents 1) (note 2) with (6-point recording: recording contents 2) (note 2) with (6-point recording: recording contents 3) (note 2) with (6-point recording: recording contents 4) (note 2) with (6-point recording: recording contents 5) (note 2) with (6-point recording: recording contents 6) (note 2) with (other recording contents) (note 2) -- 23 24 25 26 - 14 17 1 8 19 15 16 20 5e su z -- 1234567 8 10 11 12 913 2122 description instrument nameplate standard standard standard standard tag plate without with without with display screen instruction manual <23th digit> japanese japanese english english application <26th digit> standard type, refuse, industrial waste incineration, etc. gas boiler sludge incineration oil/coal boiler offical certificate (japanese regulation) <27th digit> without no x so 2 co no x , so 2 no x , co no x , so 2 , co no x , o 2 so 2 , o 2 co, o 2 no x , so 2 , o 2 no x , co, o 2 no x , so 2 , co, o 2 power supply <25th digit> 100v ac 50hz 100v ac 60hz 110v ac 50hz 110v ac 60hz 115v ac 50hz 115v ac 60hz 200v ac 50hz 200v ac 60hz 230v ac 50hz 230v ac 60hz a c d 2 3 ambient temperature <22th digit> standard ( - 5 to 40?) for cold climate ( - 10 to 40?) pipe and cable inlets <21th digit> (piping port) top left top left top left (cabling port) top left top left top left (piping port for external installation of gas cylinder) without with 3 inlets on lower left side with 6 inlets on lower left side 1 2 3 28 29 30 31 27 (zero gas) <28th digit> instrumentation air air standard gas (note 4) order standard gas (type zsy) separately. note 2) the contents to be recorded with a 6-point recorder are assigned and connected as specified in the above table for its delivery. recorder type phr * if other contents are desired, customer must specify them separately. note 3) specify this code when the downward inclination of the sample inlet tube from the gas extraction point to the analyzer gas inlet is less than 15?or when moisture content of the sample gas is higher than 30%. note 4) specify code 3 when measure act and/or co 2 meter is selected. 7 -- 23 24 25 26 - 14 17 1 8 19 15 16 20 5e su z -- 12345678 10 11 12 913 2122 description y 1 a b c e g h j k p q r d f y a b c d e f g h j k l m 28 29 30 31 27 gas extractor without with with with with with with with with with with with with with with tube material without without sus316 sus316 sus316 sus316 sus316 sus316 sus316 sus316 titanium titanium titanium sic sic tube length without without 300mm 400mm 600mm 8 00mm 1000mm 1200 mm 1500 mm 2000 mm 600mm 8 00mm 1000mm 700mm 900mm extraction point temperature <29th digit> 8 00? or lower 8 00? or lower 8 00? or lower 8 00? or lower 8 00? or lower 8 00? or lower 8 00? or lower 8 00? or lower 1000? or lower 1000? or lower 1000? or lower 1300? or lower 1300? or lower kind of sample inlet tube without i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube i 10 / i8 mm teflon tube heating tube heating tube heating tube heating tube heating tube length <30th digit> without 5m 10m 15m 20m 25m 30m 50m 10m 15m 20m 25m 30m z non-standard specifications <31th digit> other non-standard specifications 8 zsu-5 5-component gas sampling system diagram 1 (standard type with so 2 rst range of less than 500ppm) functions of individual components (1) gas extractor: gas extraction, with heating type stainless steel lter having a stan- dard diameter of 40? (2) gas conditioner: removes drain, mist and dust, and monitors the gas pressure. (3) gas aspirator: aspirates sample gas (flow rate of sample gas: approx. 2l/min) (4) electronic gas cooler: dries the moisture in the sample gas. (5) solenoid valve: used for introducing calibration gas. (6) membrane lter: ptfe lter, glass ber lter used to eliminate ne dust particles and permit monitoring of dust adhering condition on the gas analyzer. (7) flow checker: monitors the sample gas ow rate (it can be controlled by the separate needle valve.) (8) standard gas: reference gas used for calibrating zero and span of the analyzer. up to 6 gases (zero gas air, span gas nox, so 2 , co, co 2 and o 2 ) can be used. (9) o 2 sensor: used for measuring the oxygen con- centration (0 to 25%) in sample gas. (10) atmospheric air solenoid valve: can be built in for using the atmo- spheric air instead of standard air. (11) switching box: 7 power on-off switches of the fol- lowing equipments are built in. ?gas extractor ?gas aspirator ?fluorescent lamp and service outlet (max. 2a) ?sampling module ?o 2 sensor heater for the gas conditioner ?ventilator (12) converter: added to nox analyzer. a special catalyst material for ef- cient conversion of no 2 gas to no is used. (13) pressure control valve: pressure adjustor to keep the sample gas pressure at a xed level. (14) gas dryer: semi-permeable membrane type dehumidi er to dry the moisture in the sample gas to dew point -15? or less. (15) mist catcher: removes sulfate mist in the sample gas. replaced every 4 months when so 3 concentration value is 30ppm. added when so 2 value is more than 0 to 500ppm or when oil/coal boiler is used. (1) gas extractor sample gas inlet 15 or more air inlet *1 (10) atmospheric air solenoid valve *1 needle valve (3) gas aspirator atmospheric air (2) gas conditioner drain filter regulator 30kpa instrumentation air inlet exhaust zero no so 2 co no /n 2 air so 2 /n 2 co 2 o 2 co 2 /n 2 o 2 /n 2 (air) co /n 2 infrared gas analyzer co,co 2 infrared gas analyzer no x ,s o 2 (9) zirconia type o 2 analyzer (12) no 2 /no converter (6) membrane filter (7) flow checker sampling module 30kpa 0.5l/min (4) electronic gas cooler (8) standard gas 2-way solenoid valve (5) solenoid valve pressure ragulator 9 5-component gas sampling system diagram 2 (gas boiler or sludge incineration with so 2 rst range of less than 500ppm) (1) gas extractor 15 or more sample gas inlet air inlet *1 (10) atmospheric air solenoid valve *1 (2) gas conditioner drain *2 filter regulator 30kpa instrumentation air inlet exhaust zero no so 2 co o 2 co 2 no /n 2 air so 2 /n 2 co /n 2 co 2 /n 2 o 2 /n 2 (air) pressure ragulator infrared gas analyzer co,co 2 infrared gas analyzer no x ,co 2 (12) no 2 /no converter (6) membrane filter (7) flow checker sampling module 30kpa 0.5l/min (4) electronic gas cooler (8) standard gas 2-way solenoid valve 50kpa 0.5l/min (14) gas dryer (13) pressure control valve (9) zirconia type o 2 analyzer *2 (3) gas aspirator atmospheric air (5) solenoid valve sampling module (1) gas extractor 15 or more sample gas inlet air inlet 1 (10) atmospheric air solenoid valve 1 (2) gas conditioner drain filter regulator 30kpa instrumentation air inlet exhaust zero no so 2 co o 2 co 2 no /n 2 air so 2 /n 2 co /n 2 co 2 /n 2 o 2 /n 2 (air) infrared gas analyzer co,co 2 infrared gas analyzer no x ,co 2 (12) no 2 /no converter (6) membrane filter (7) flow checker 30kpa 0.5l/min (4) electronic gas cooler (8) standard gas 2-way solenoid valve 50kpa 0.5l/min |