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Manual No.3022E R2

INSTRUCTION MANUAL

MODEL LP-30H

OXYGEN ANALYZER

（Probe Transmitter）

Read the operation Manual

ENERGY SUPPORT CORPORATION

Содержание LP-30H

Страница 1: ...Manual No 3022E R2 INSTRUCTION MANUAL MODEL LP 30H OXYGEN ANALYZER Probe Transmitter Read the operation Manual ENERGY SUPPORT CORPORATION ...

Страница 2: ......

Страница 3: ...P5 4 4 Mounting of Probe Transmitter P7 5 Oxygen analyzer diagram P9 6 Inspection and Maintenance 6 1 Precautions for Inspection and Maintenance P10 6 2 Daily inspection P10 6 3 Calibration of indication about once a month P11 6 4 Treatment at the stop of boiler and furnace P11 6 5 Periodic inspection once a year Or according to circumstances P13 6 6 About heater unit P13 7 Exchange removal of fil...

Страница 4: ...ng plant operation use sufficient care for the following points Wear heart resistant gloves because the installation section and its periphery are very hot Hot sample gas will blow out from a furnace at a positive pressure never reach or approach openings Dust in the sample gas will also blow out wear protective glasses to protect your eyes from dust The gas inside the furnace may blow out from pi...

Страница 5: ... automatically the oxygen partial pressure in combustion exhaust gas This analyzer has no gas sampling part common in old types needs minimal maintenance has quick response and is able to make stable measurement for a long time Therefore we are quite confident that the LP 30H Oxygen analyzer is the most suitable instrument for automatic control of low oxygen combustion aiming at energy conservatio...

Страница 6: ...tant 9 649 104 C mol 1 Ｐｏ２Ａ Oxygen partial pressure in the standard gas air concentration 20 6 vol Ｐｏ２Ｓ Oxygen partial pressure in the sample gas concentration is indicated by vol Substituting the numerical values of constants in the above equation we obtain ＥＳＰｏ２ 78 45 log 20 6 10 Anti Po in the sample gas can be obtained through the above equation by substituting the measure electromotive fo...

Страница 7: ...rox 20min Reference air flow rate Approx 2 min Calibration gas flow rate Approx1 3 min Accessories Bolt Nut Washer M16 L70 S38 4 Sets Gasket JIS10K65A T1995 t3 1 Accessories Name Remarks Q ty Bolt Nut ＷＳＷＭ１６Ｌ７０Ｓ３８ 4 Non asbestos packing ＪＩＳ１０Ｋ６５Ａ 1 Name ＬＰ３０Ｈ Oxygen Analyzer Number ＫＳ１６３０ Number ＬSize mm Probe transmitter 500 ＡＫＳ１６３０ 1000 1500 Filter Unit ＫＳ１８５４９６ C E L L K H E A T E R ...

Страница 8: ... that is the mounting position of the probe transmitter should be made normally to the position where the following conditions are satisfied 1 Where the gas values of the sampled gas are representative values 2 Where there is less change in oxygen concentration 3 Where there is less change in gas pressure and temperature 4 Where the gas temperature is less than 600 5 Where a uniform laminar flow o...

Страница 9: ... the direct rays of the sun and it is well ventilated 8 Where the distance from the transmitter is shorter than 100m A shorter distance is preferable to save the cost of plumbing and wiring work and to reduce the plumbing resistance 9 Where the door of the panel can be opened and still allow enough space for maintenance ...

Страница 10: ...pipe Horizontal mounting on boiler wall etc Note Guide pipe and steel skin of the furnace wall shall be fixed by welding the whole periphery Mounting angle of the guide pipe shall be 5 10 degrees downward to the horizontal axis ...

Страница 11: ... 7 Vertical mounting on ceiling of boiler etc ...

Страница 12: ...ide pipe should be made slowly to avoid shock to the probe transmitter especially to the tip of transmitter 4 When the pressure in the furnace is positive in the case of inserting the probe transmitter care should be paid concerning gas explosion And as gas explosion may occur from the plumbing holes of standard air and calibrating gas blinding cocks should be inserted to the holes of plumbing 5 P...

Страница 13: ... 9 5 Piping and wiring ...

Страница 14: ...f furnace gas from the reference air and calibration gas piping port Attach a closing plug to the piping port and perform removal installation of the probe transmitter 2 When removing the filter unit and sensor unit apply anti seizure material Molycoat 1000 Dow Corning to the hexagonal socket bolt 3 Apply a anti seizure material Molycoat 1000 Dow Corning to the hexagonal bolt when removing mountin...

Страница 15: ...me between No 3 and No 4 of the receiver terminal block CELL terminal The calculated output value of cell electromotive force is attached at the end of the instruction manual so please refer to it Since the cell EMF can be lowered somewhat at the beginning of calibration gas flow wait for it to stabilize and measure it Thermo electromotive K EMF is measured between the thermo electromotive K termi...

Страница 16: ...flown continuously in the calibration gas circuit Caution Do not turn off the electric power source of the O analyazer Please make the standard air flow about 2 min continuously Turn MEAS switch OFF In case of long period more than 1 week and less than a month Follow the same procedure as above in the case of a short time until the atmosphere in the flue becomes air atmosphere but after that turn ...

Страница 17: ...ed remove it with a wire brush etc Note When dust has penetrated inside the filter and a remarkable quantity of dust is found in the filter the filter unit should be replaced Before mounting to the probe transmitter sintering preventing agent DOW CORNING C MOLYKOTE 1000 Visual check of probe transmitter once a year Pull out probe transmitter from the guide pipe and perform a visual inspection At t...

Страница 18: ...olt use a hex wrench to remove it 7 1 Replacing Filter Unit The filter unit consists of in the figure 1 Remove hexagon socket head bolt with hexagon wrench for M3 2 Remove filter fixing bracket and filter fixing net ceramic filter from Pt lead 3 Remove hexagon socket head bolt with hexagon wrench for M5 and remove calibration gas attachment 4 Install the replacement filter unit in the reverse orde...

Страница 19: ... tip external view 7 2 Sensor Unit Replacement 1 Remove the filter unit according to paragraph 1 2 Remove sensor unit and metal O Ring 3 Insert the sensor unit for replacement and metal O Ring 4 Fix the filter unit in the reverse order of 1 Note Anti seizure agent Molycoat1000 Dow Corning on the screw part Please apply ...

Страница 20: ...etection cell unit and perform air purge to remove dirt on the surface If there is a drop in cell output or a delay in response time and it is considered that the cell is degraded replace the detection cell unit Replace the metal O ring with a new one and assemble it 4 Attach a probe transmitter before boiler operation and use it after instructed calibration Dismantling method of hex socket head b...

Страница 21: ...63 28 68 690 28 72 28 76 28 80 28 85 28 89 28 93 28 97 29 01 29 06 29 10 700 29 14 29 18 29 22 29 27 29 31 29 35 29 39 29 43 29 48 29 52 Detection cell electromotive force table ｍＶ 640 650 660 670 680 ＣＡＫＣＪ 25 ｍＶ 25 61 26 04 26 46 26 87 27 29 定数ＫＰＯ２ＳＯ２ 45 28 45 78 46 28 46 77 47 42 0 1 104 8 105 9 107 1 108 2 109 7 0 25 86 8 87 7 88 7 89 6 90 9 0 5 73 1 73 9 74 7 75 5 76 6 1 0 59 5 60 2 60 8 ...

Страница 22: ... 18 ...

Страница 23: ...arm display and contact output Error is displayed Error number Indication does not change except for zero span point Error lamp is lit Indication overshoots the scale span side Error contact output is output even though the error display or lamp is not shown Indication fluctuates largely Indication changes suddenly Error contact output is not output even though an error occurs Indication is too hi...

Страница 24: ...elivery date instrument Operation conditions Measuring range Gas temperature Measuring concentration Gas pressure Situations of troubles Date and time of event occurrence At heating up steady running cooling down investgating others Investigated contents by your engineers Investigated items investigated results Preparing situation by customer Order number Please get in touch with QC team of Measur...

Страница 25: ......

Страница 26: ...Description in this operation manual is subject to changes without prior notice For advice or detail of our products and services contact the Technical Service Team Industrial System Division ...

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