Fuji Electric ZPAH Instruction Manual
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Fuji Electric ZPAH Instruction Manual

Ndir type infrared gas analyzer, replacement for zrh
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Instruction Manual
NDIR TYPE
INFRARED GAS
ANALYZAR
<Replacement for ZRH>
TYPE: ZPAH, ZPA1
<ZPAH>
<ZPA1>
INZ-TN2ZPAH-E

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Summary of Contents for Fuji Electric ZPAH

  • Page 1 Instruction Manual NDIR TYPE INFRARED GAS ANALYZAR <Replacement for ZRH> TYPE: ZPAH, ZPA1 <ZPAH> <ZPA1> INZ-TN2ZPAH-E...
  • Page 2 PREFACE Thank you very much for purchasing Fuji’s Infrared Gas Analyzer (Type: ZPAH, ZPA1). injury. Request INZ-TN2ZPAH-E...

  • Page 3: Caution On Safety

    CAUTION ON SAFETY To operate the analyzer properly, be sure to read “Caution on Safety” carefully. DANGER CAUTION damage. PROHIBITION CAUTION Caution on installation and transport of gas analyzer DANGER CAUTION INZ-TN2ZPAH-E...

  • Page 4: Caution On Use

    Caution on piping Be sure to observe the following precautions while installing DANGER piping. Improper piping may result in gas leakage. If the leaking gas contains a toxic component, serious acci- dents may result. If it contains combustible gases, explosion Caution on wiring CAUTION Caution on use...
  • Page 5 Caution on use PROHIBITION Caution on maintenance and check DANGER Be sure to observe the following to perform work safely, CAUTION avoiding electric shock or injury. Others CAUTION INZ-TN2ZPAH-E...

  • Page 6: Warranty And Maintenance

    WARRANTY AND MAINTENANCE Scope of application Operating conditions and environment Precautions and prohibitions Warranty 4-1. Period of warranty 4-2. Scope of warranty from: INZ-TN2ZPAH-E...

  • Page 7: Failure Diagnosis

    Failure diagnosis Service life Maintenance plan Maintenance Preventive Daily inspection maintenance Periodic inspection Corrective Troubleshooting maintenance Limited-life parts and consumable parts INZ-TN2ZPAH-E...
  • Page 8 Spare parts and accessories and accessories. 10. Period for repair and provision of spare parts after product dis- continuation (maintenance period) INZ-TN2ZPAH-E...
  • Page 9 CONTENTS ........................i ....................ii ............... v ......................viii ......................1 ..................................................................................4 ....................5 .................... 5 ......................6 ............... 6 .................................................................................................................................. 11 ..........................................................................................................................................................
  • Page 10 ....................................................................................................................................................................................................... 45 ................................................51 ......................................................................................... 54 ..........54 ....................................................61 ..................... 64 ..................64 ............66 ........................................... INZ-TN2ZPAH-E...
  • Page 11 1. OVERVIEW INZ-TN2ZPAH-E...

  • Page 12: Name Of Delivered Items And Each Parts

    2. NAME OF DELIVERED ITEMS AND EACH PARTS <ZPAH> <ZPA1>    1 copy INZ-TN2ZPAH-E...

  • Page 13: Name And Description Of Analyzer

    2.2 Name and description of analyzer 2.2.1 ZPAH < Front panel > (1) Power switch (2) Display/operation panel (10) I/O terminal for COMP1 (3) Purge gas inlet (9) I/O terminal for COMP2 (4) Sampling gas inlet (8) I/O terminal for AUTO CAL (option) (5) Sampling gas outlet <...
  • Page 14 2.2.2 ZPA1 Wall mount plate (2) Display/operation panel GAS ANALYZER  (8) I/O terminal for AUTO CAL (option) MODE ZERO SPAN (9) I/O terminal for COMP2 (10) I/O terminal for COMP1 (6) Fuse (7) Power terminal block (1) Power switch < Front panel > OUTLET INLET PURGE...

  • Page 15: Installation Conditions

    3. INSTALLATION DANGER CAUTION injury. 3.1 Installation conditions <ZPAH> analyzer (installed) analyzer (Remove the cover) <ZPA1> INZ-TN2ZPAH-E...

  • Page 16: Installation Of Analyzer Main Frame

    3.2 Installation 3.2.1 Installation of analyzer main frame <ZPAH> (Unit : mm) Type External dimensions Mounting dimensions Mounting method 19-inch rack mounting 450 or more Support Bench top INZ-TN2ZPAH-E...
  • Page 17 <ZPA 1 > (Unit : mm) Type External dimensions Mounting dimensions Mounting method GAS ANALYZER  MODE ZERO SPAN Panel mount Mounting bracket (294±0.5) (140) (70) (2-ø10) 4-M6 or ø8 Mounting bolt GAS ANALYZER  Wall mount MODE ZERO SPAN (10) Mounting (70) bolt (140) (294±0.5) minimum.
  • Page 18 3.3 Piping CAUTION analyzer. coupling. < ZPAH > Purge gas inlet Sampling gas inlet Sampling gas outlet INZ-TN2ZPAH-E...
  • Page 19 < ZPA1 > OUTLET INLET PURGE Sampling gas outlet Sampling gas inlet Purge gas inlet < Bottom panel > Internal piping diagram Optical unit 1 (IR Unit 1) INLET1 OUTLET1 Sampling cell Sampling gas outlet 1 Note) 2 cells may be used by combination of range.
  • Page 20 3.4 Sampling 3.4.1 Conditions of sampling gas consider- 3.4.3 Preparation of standard gas Zero gas 3.4.4 Purging of instrument inside 3.4.5 Pressure at sampling gas outlet INZ-TN2ZPAH-E...
  • Page 21 (1) Gas extractor ZPA unit (7) Membrane ø10/ø8 filter Teflon tube (4) Gas aspirator 2-way solenoid (8) Flowmeter valve (2) Mist filter Electronic gas cooler ZERO (6) Solenoid valve (3) Safety Pressure reducing valve drain trap (9) Standard gas Drain Exhaust pressure.
  • Page 22 3.5 Wiring CAUTION CAUTION <ZPAH> I/O terminal for AUTO CAL (option) (See 15 page) I/O terminal for COMP2 (See 14 page) I/O terminal for COMP1 (See 14 page) Power terminal block (See 13 page) <ZPA1> GAS ANALYZER  I/O terminal for AUTO CAL (option) (See 15 page)

  • Page 23: Power Supply

    (1) Power supply Attached ferrite core AC100 to 240V Earth cable CAUTION When noise source is in the vicinity Main unit power supply Varistor or spark quencher Install (connect) near the source. valves. Noise generating source INZ-TN2ZPAH-E...
  • Page 24 (2) I/O terminal for for COMP1 Instantaneous value Range identification output signal contact output (option) 0-1 V DC Instantaneous value Remote hold input output signal (option) 4-20 mA DC Remote range input FAULT error is occured. (option) I/O terminal for COMP2 (for the second component) Instantaneous value Range identification...
  • Page 25 (4) I/O terminal for AUTO CAL (option) Contact output for Contact output: zero gas calibration status Contact output for Contact output: span gas 1 calibration error Contact output for Remote start input span gas 2 INZ-TN2ZPAH-E...
  • Page 26 (5) Timing of contact output for calibration 1) Manual calibration (See Section 6.7 “Manual calibration procedure”.) 2) In case of automatic calibration (example shown in Section 6.3 “Setting of auto calibration”) Automatic Ch2 span Zero Ch1 span calibration calibration calibration calibration start Zero gas...

  • Page 27: Preparation For Operation

    4. OPERATION 4.1 Preparation for operation (1) Piping and wiring check 4.2 Warm-up operation and regular operation (1) Operation procedure Note) During warm-up, the display indicates midline horizontal bars. This is not an error. INZ-TN2ZPAH-E...

  • Page 28: Description Of Display And Operation Panels

    5. DESCRIPTION OF DISPLAY AND OPERATION PANELS 5.1 Name and description of operation panel GAS ANALYZER  MODE ZERO SPAN (7) ZERO key (8) SPAN key MODE ZERO SPAN (1) MODE key (4) DOWN key (2) SIDE key (3) UP key (6) ENTER key (5) ESCAPE key Name Description...

  • Page 29: Overview Of Display And Operation Panels

    5.2 Overview of display and operation panels INZ-TN2ZPAH-E...

  • Page 30: Outline Of Display Screen

    5.3 Outline of display screen (1) Measurement mode screen (appears when the power is turned ON) 0.00 vol% 0-20.00 0-500.0 Instantaneous value and concentration value: (2) Setting/selection screen Message display area Status display area display area Cursor INZ-TN2ZPAH-E...

  • Page 31: Basic Operation

    5.4 Basic operation ZERO 0.00 Manual zero vol% 0-20.00 calibration See 6.7.1. Manual span 0-500.0 calibration SPAN See 6.7.2. MODE User Mode Select an item with UP/DOWN and ENT Back with ESC Switch Ranges Calibration Parameters Setting of Auto Calibration Setting of Auto Zero Calibration Parameter Setting key.

  • Page 32: Setting And Calibration

    6. SETTING AND CALIBRATION 6.1 Switch of range Measurement Mode Screen 6.1.1 Setting of range switch mode MODE MODE User Mode Select an item with UP/DOWN and ENT Back with ESC Switch Ranges Calibration Parameters key. Setting of Auto Calibration Setting of Auto Zero Calibration Parameter Setting Switch Ranges...

  • Page 33: Manual Range Switch

    6.1.2 Manual range switch Switch Ranges Select method of switch ranges with UP/DOWN and ENT Back with ESC key. Range1 0–10.00 vol% Range2 0–20.00 vol% Range1 0–500.0 Range2 0–2000 Switch Ranges Select range with UP/DOWN and ENT key. (The Back with ESC range.) Range1 0–10.00...

  • Page 34: Setting Of Calibration Concentration

    6.2 Calibration setting Cal. Parameters Select an item with UP/DOWN and ENT Back with ESC Calibration Value 6.2.1 Setting of calibration concentration About ZERO Calibration About Calibration Range Auto Calibration Components / Range Cal. Settings Select setting value Cal. Value RANGE ZERO SPAN...
  • Page 35 Cursor for setting value key, Cal. Settings Set calibration value Cal. Value RANGE ZERO SPAN 0–10.00 vol% +00.00 10.00 0–20.00 vol% +00.00 20.00 Note) Enter settings that correspond to each 0–500.0 ppm +000.0 500.0 0–2000 ppm +0000 2000 range. End of Calibration Concentration Setting To close the setting To close the calibration concentration value...

  • Page 36: Setting Of Manual Zero Calibration

    6.2.2 Setting of manual zero calibration Cal. Settings Set each or at once Ch ZERO Cal. at ZERO Calibration Range1 0–10.00 vol% at once Range2 0–20.00 vol% Range1 0–500.0 each Range2 0–2000 key. End of Manual Zero Calibration Setting To close the setting To close the manual zero calibration setting or to cancel this mode midway, press the key.
  • Page 37 Manual Calibration screen ZERO Cal. ENT : Go on calibration ZERO Cal. ENT : Go on calibration of selected Ch of selected Ch ESC : Not calibration ESC : Not calibration 0.00 Range1 0–10.00 0.00 Range1 0–10.00 vol% vol% Range2 0–20.00 Range2 0–20.00...

  • Page 38: Setting Of Calibration Range

    6.2.3 Setting of calibration range Cal. Settings Set calibration range Cal. Range current or both range Range1 0–10.00 vol% both Range2 0–20.00 vol% Range1 0–500.0 current Range2 0–2000 key. End of Calibration Range Setting To close “Setting of Calibration Range” To close “Setting of Calibration Range”...

  • Page 39: Setting Of Auto Calibration Component/Range

    6.2.4 Setting of auto calibration component/range Cal. Settings Select a range for Auto Cal. auto calibration Range1 0–10.00 vol% enable Range2 0–20.00 vol% Range1 0–500.0 enable Range2 0–2000 key. End of Auto Calibration performed. Range Setting “Auto Calibration Component/range” setting Auto calibration and the manual calibration Cal.
  • Page 40 To close the setting Press the key to exit automatic calibration component/range setting, and the previous screen appears. Operation by setting Auto calibration is performed under the following rules. 1. Zero calibration is performed at the same time, for the Ch (component) in which “enable” is selected at the time of auto calibration and auto zero calibration.

  • Page 41: Setting Of Auto Calibration

    6.3 Setting of auto calibration 6.3.1 Auto calibration key. Press the key, and date and time are Description of setting items displayed alternately. End of Auto Calibration Setting To close "Setting of Auto calibration" To close the "Setting of Auto calibration" or cancel this mode midway, press the key.
  • Page 42 key, key. key. key. Note) Only the Chs used are displayed on this screen. The Ex. time is the out- put signal hold extension time after the completion of calibration. It is valid only when the hold setting is set to “ON.” The Ex. time set here is also the hold extension time at the time of manual calibration.

  • Page 43: Remote Start

    cases. Example 12:00 Start Time Cycle 350 sec Flow Time Zero 350 sec Ch1 Span 350 sec Ch2 Span 300 sec EX. time ON/OFF In case where auto calibration is carried out at the above setting. Sunday Monday Tuesday 12:00 12:00 12:00 Cycle...

  • Page 44: Forced Run/Stop Of Auto Calibration

    6.3.2 Forced run/stop of auto calibration 6.3.2.1 Execution of auto calibration (only once) key. 6.3.2.2 Forced stop of auto calibration key. INZ-TN2ZPAH-E...
  • Page 45 “Auto Calibration” screen Example 0 0 3 0 5 . 0-500 9 8 4 0 0 . 0-500 0 0 1 4 9 2 3 . 0-500 Caution During auto calibration, any key operation is not permitted other than operations such as key lock ON/OFF and “Forced stop of auto calibration”.

  • Page 46: Setting Of Auto Zero Calibration

    6.4 Setting of auto zero calibration 6.4.1 Auto zero calibration key. key, and Press the key, and date and time are Description of setting items displayed alternately. End of Auto Zero Calibration Setting To close "setting of Auto Zero Calibration" To close the “Setting of Auto Zero Calibration”...
  • Page 47 Example Start time 12:00 Cycle hour Flow time ON/OFF In case where auto zero calibration is carried out at the above setting. Sunday Monday Monday 12:00 0:00 12:00 Cycle : Auto zero calibration Replace- Zero ment calibration time 300sec 300sec Gas replacement time after calibration is the same as the flow time.

  • Page 48: Forced Run/Stop Of Auto Zero Calibration

    6.4.2 Forced run/stop of auto zero calibration 6.4.2.1 Execution of auto zero calibration (only once) key. key. cancel. 6.4.2.2 Forced stop of auto zero calibration key. key. INZ-TN2ZPAH-E...
  • Page 49 “Auto Zero Calibration” screen Example 0 0 3 0 5 . 0-500 Caution During auto zero calibration, any key operation is not permitted other than operations such as key lock ON/OFF and “Forced stop of auto zero calibration”. When the key lock is set at ON, even the “Forced stop of auto zero calibration” cannot be performed.

  • Page 50: Parameter Setting

    6.5 Parameter setting Description of setting items Parameter Select setting item Current Time 12/01/11 WED 13:50 key. Key Lock Output Hold Current Response Time Average Period Backlight Timer 05 min Contrast To Maintenance Mode 0000 Parameter Set day of week Current Time 12/01/11 13:50...

  • Page 51: Setting Range

    Setting Range Output Hold Manual calibration ZERO Press the key to flow gas. SPAN To execute calibration, press the key. Calibration Hold extending time Output hold Time set to gas flow time (See Section 6.3) b. Auto calibration Auto calibration start Auto calibration end Calibration Hold extending time.
  • Page 52 Parameter Select Hold ON or OFF Current Time 12/01/11 WED 13:50 Key Lock Output Hold Current Response Time Average Period Backlight Timer 05 min Contrast To Maintenance Mode 0000 Parameter Select Hold setting key. 12/01/11 WED 13:50 Current Time Key Lock Output Hold Setting Response Time...

  • Page 53: Response Time

    key, key. key. Meaning of setting The setting is expressed as 1/1 full scale range for both respective ranges. When 0 to 1000 ppm is selected as the range, and 10% FS is selected as hold setting, the output equivalent to 100 ppm is held irrespective of the End of Hold Setting measurement value at that time.

  • Page 54: Backlight Timer

    Backlight Timer Parameter Set Backlight Timer ON or OFF Current Time 12/01/11 WED 13:50 Key Lock Output Hold Setting off. Response Time Average Period Backlight Timer 05 min Contrast To Maintenance Mode 0000 Contrast Parameter key. key. Current Time 12/01/11 WED 13:50 Key Lock Output Hold Setting...

  • Page 55: Maintenance Mode

    6.6 Maintenance mode Maintenance Select operating item Mode 1. Sensor Input Value 2. Error Log 3. Cal. Log 4. Output Adj. key. 5. Other Parameter 6. To Factory Mode played. Note) “To Factory Mode” is used for our service engineers only. Each “Maintenance”...
  • Page 56 Description of Calibration Log screen Maintenance Select Ch No. Past calibration history is displayed. Mode Sensor input value, concentration value, and Cal. Log the date when zero/span calibration is performed are logged. The 10 newest calibration data are logged by each component. Move the cursor to Clear Calibration Log and press the key, and the calibration log is...
  • Page 57 Description of output adjustment screen Maintenance Adjust OUTPUT Analog output adjustment screen. ZERO and SPAN Mode Connect the digital multi meter to the output Output Adj. terminal corresponding to the number of OUT Zero Span Zero Span to be adjusted, and adjust the value so that 4mA 00600 03700 00600 03700 or 0V is output at zero and 20mA or 1V is...
  • Page 58 : Set the oxygen concentration limit at the time of oxygen correction calculation. Settable in the range from 01 to 20%. * This function is not available on ZPAH and    ZPA1. Station No. : Set the station No. for MODBUS communication.
  • Page 59 Maintenance Select operating item Mode Setting Password set 2465 ref. Value 12% O limit 20% O Station No. 01 Range Setting key. Maintenance Select Ch No. Mode key. Range set Maintenance Select range or key, Mode range num. Range set key.

  • Page 60: Manual Calibration Procedure

    6.7 Manual calibration procedure ZERO 6.7.1 Manual zero calibration ZERO Cal. Select Ch No. with UP / DOWN and ENT Back with ESC Range 1 0-10.00 vol% 0.00 Range 2 0-20.00 vol% ZERO Range 1 0-500.0 Range 2 0-2000 ZERO Cal. Select Ch No.

  • Page 61: Manual Span Calibration

    6.7.2 Manual span calibration mea- SPAN SPAN SPAN Cal. Select Ch No. with UP / DOWN and ENT Back with ESC Range 1 0-10.00 vol% 0.00 Range 2 0-20.00 vol% Range 1 0-500.0 Range 2 0-2000 SPAN Cal. Select Ch No. key and press with UP / DOWN and ENT Back with ESC...

  • Page 62: Daily Check And Maintenance Procedures

    7. MAINTENANCE 7.1 Daily check (1) Zero calibration and span calibration (2) Flow rate check 7.2 Daily check and maintenance procedures Phenomena sampling cell. repair. gas and purge gas analyzer analyzer Gas analyzer INZ-TN2ZPAH-E...

  • Page 63: Long Term Maintenance

    7.3 Long term maintenance Gas analyzer annual inspection plan Infrared gas analyzer annual inspection plan sheet Recommended Year Component name Q’ty replacement year year year year year year year year year year year analyzer Annual inspection INZ-TN2ZPAH-E...

  • Page 64: Cleaning Of Sampling Cell

    Maintenance actions should only be accomplished by properly trained and qualified personel. Not withstanding these maintenance steps, local facility and organizational safety program requrirements must be followed. 7.4.1 Disassembly and assembly of sampling cell a. How to remove pipe cell (See Fig. 7-1) ends). <ZPAH> <ZPA1> Sampling cell INZ-TN2ZPAH-E...
  • Page 65 Name Screw (for fixing the light source unit) Screw (for fixing the detector) Screw (for fixing the gas filter) Base plate Light source unit Screw (for fixing the support) Screw (for fixing the cell retainer) Gas filter Filter Support Cell retainer Pipe cell O-ring Infrared transmission window...
  • Page 66 b. How to remove block cell (See Fig. 7-2) Note) The O-ring (No. 9) is placed between the window holder and block cell. Take care about the O-ring position. With 2-component analyzer, install 2-component detector last. Take care so that no space is left between the 1-component and 2-component detectors.
  • Page 67 Name Screw (for fixing the light source unit) Filter Screw (for fixing the detector) Base plate Light source unit Screw (for fixing the block cell) Block cell Infrared transmission window (window holder) O-ring Screw (for fixing the measuring unit) Gas filter Detector Light source power PCB INZ-TN2ZPAH-E...
  • Page 68 How to remove measuring unit (See Fig. 7-3) Note) Special care should be taken when assembling or disassembling the measuring cell to avoid the application of force to the detector pipe or light source unit pipe. If the pipe is deformed or damaged by excessive force, there is a danger of gas leak, thus resulting in misoperation.
  • Page 69 7.4.2 How to clean sampling cell dow roughly. INZ-TN2ZPAH-E...

  • Page 70: Replacement Of Fuse

    7.5 Replacement of fuse <ZPAH> Fuse holder Rear view <ZPA1> GAS ANALYZER  MODE ZERO SPAN Fuse holder Front view (inside) Note) Prior to the following work, be sure to repair blown down fuse (short, etc), if any. INZ-TN2ZPAH-E...

  • Page 71: Error Message

    8. ERROR MESSAGE Error contents Error No.1 Light source/motor rotation is faulty. Error No.2 Error No.3 Error No.5 of full scale. Error No.6 Error No.7 50% of full scale. Error No.8 Error No.9 Error No.10 source. INZ-TN2ZPAH-E...
  • Page 72 Screen display and operation at the occurrence of error 0 0 0 Error No.9 0-20.00 vol% 0-500.0 ZERO Cal. ENT : Go on calibration ZERO cal. error of selected Ch. Error No. 5 ENT : Force Cal. ESC : Not calibration ESC : Stop cal.
  • Page 73 nance mode. Error log screen Date and time when an error occurred. Maintenance ENT : Clear Error Log ESC : Back Error Log Component for which the error occurred. error No. No. 10 No. 9 Errors that occurred No. 5 No.

  • Page 74: Specifications

    9. SPECIFICATIONS Standard Specifi cations Principle of measurement: Dimensions (H × W × D): Non-dispersion infrared-ray absorption method Single light source and single beams Mass: (single beam system) Finish color: Measurable gas components and measuring range: Enclosure: Steel casing, for indoor use Material of gas-contacting parts: Minimum range Maximum range...
  • Page 75 Range identifi cation signal: Performance Repeatability: Linearity: The contact output terminals close for Zero drift: Span drift: Response time (for 90% FS response) : Auto calibration: s including replacement time of sampling Gas replacement time depends on the When a standard gas cylinder for calibra- number of measuring components,and Interference from other gases: Interference...
  • Page 76 9.2 Table 1 Measurable component and range - availability check table - Procedure of range selection 1-component analyzer : CO 1-component analyzer : SO 1st range 2nd range 1st range 2nd range 0 - 500ppm None, 0 - 1000ppm,2000ppm,2500ppm,3000ppm,5000ppm 0 - 500ppm None, 0 - 1000ppm,2000ppm,2500ppm,3000ppm,5000ppm 0 - 1000ppm None, 0 - 2000ppm,2500ppm,3000ppm,5000ppm,1% 0 - 1000ppm None, 0 - 2000ppm,2500ppm,3000ppm,5000ppm,1%...
  • Page 77 2-component analyzer: CO 1-component: CO 2-component: CO 1st range 2nd range (max.) 1st range/2nd range (max.) 0-500ppm 0-1000ppm 0-500/2500ppm, 0-1000/2500ppm, 0-2000/2500ppm, 0-2500ppm 0-2000ppm 0-500/5000ppm, 0-1000/5000ppm, 0-2000/5000ppm, 0-2500/5000ppm, 0-3000ppm/2%, 0-5000ppm/3%, 0-1/3%, 0-2/3%, 0-2500ppm 0-3% 0-5000ppm 0-500/5000ppm, 0-1000/5000ppm, 0-2000/5000ppm, 0-2500/5000ppm, 0-3000ppm/2%, 0-5000ppm/3%, 0-1/3%, 0-2/3%, 0-3% 0-1000ppm 0-5000ppm 0-500/5000ppm, 0-1000ppm/1%, 0-2000ppm/2%, 0-2500ppm/2%, 0-3000ppm/2%, 0-5000ppm/5%, 0-1/10%, 0-2/10%,...

  • Page 78: Code Symbols

    9.3 Code symbols Digit 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Z P A Y Y Y Y Digit Description Note <Structure> <Mounting>...
  • Page 79 Corresponding mg/m Corresponding range in mg/ Range code Unit : ppm 0-500ppm 0-1,400mg/m 0-600mg/m 0-1,000ppm 0-2,800mg/m 0-1,250mg/m 0-2,000ppm 0-5,600mg/m 0-2,500mg/m 0-2,500ppm 0-7,100mg/m 0-3,000mg/m 0-3,000ppm 0-8,500mg/m 0-3,750mg/m 0-5,000ppm 0-14.00g/m 0-6,250mg/m The conversion formula "ppm" unit into "mg/m " unit. (mg/m ) = 2.86 × SO (ppm) CO (mg/m ) = 1.25 ×...

  • Page 80: Outline Diagram

    9.4 Outline diagram (Unit : mm) <TOP VIEW> GAS ANALYZER MODE ZERO SPAN <FRONT VIEW> POWER Power Switch Sample gas inlet *1 Purge gas inlet *1 Sample gas outlet *1 AUTO CAL COMP2 COMP1 *1: Rc1/4 or NPT1/4 <REAR VIEW> Power Switch I/O terminal Fuse...
  • Page 81 (Unit : mm) Mounting hole 2 × ø10 GAS ANALYZER MODE ZERO SPAN (23) (152) (294) Sample gas outlet OUTLET INLET PURGE Rc1/4 or NPT1/4 Sample gas inlet Rc1/4 or NPT1/4 Purge gas inlet Wiring port ø30 (rubber grommets) Rc1/4 or NPT1/4 INZ-TN2ZPAH-E...
  • Page 82 (Unit : mm) Mounting bracket GAS ANALYZER MODE ZERO SPAN (294) Panel cutout Wiring port ø30 (rubber grommets) OUTLET INLET PURGE Sample gas outlet Rc1/4 or NPT1/4 Sample gas inlet Rc1/4 or NPT1/4 Purge gas inlet Rc1/4 or NPT1/4 (280) INZ-TN2ZPAH-E...
  • Page 83 Instrumentation & Sensors Planning Dept. 1, Fuji-machi, Hino-city, Tokyo 191-8502, Japan http://www.fujielectric.com Phone: +81-42-514-8930 Fax: +81-42-583-8275 http://www.fujielectric.com/products/instruments/...

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