AMI 1000RS Скачать руководство пользователя | Manualshive

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DQD 507 Rev. 2016-02-18

Page 1

Certificate of Compliance

Certificate:

70043390

Master Contract:

227773

Project:

70043390

Date Issued:

April 15, 2016

Issued to:

Advanced Micro Instruments Inc.
18269 Gothard Street
Huntington Beach
CA 92648
USA

Attention:

Charles Schacht

The products listed below are eligible to bear the CSA Mark shown with

adjacent indicators 'C' and 'US' for Canada and US (indicating that

products have been manufactured to the requirements of both Canadian

and US Standards) or with adjacent indicator 'US' for US only or without

either indicator for Canada only

Issued by:

P Johnson

PRODUCTS

CLASS 2258-03

- PROCESS CONTROL EQUIPMENT - Intrinsically Safe and Non Incendive Systems – For

Hazardous Locations

CLASS 2258-83

- PROCESS CONTROL EQUIPMENT - Intrinsically Safe and Non-Incendive Systems - For

Hazardous Locations - Certified to U.S. Standards

Class I, Division 1, Groups B, C and D:

Model 1000RS battery powered portable oxygen analyzer and Model 3000RS battery powered portable hydrogen
sulfide analyzer. Built in non-replaceable battery pack. Output rated 0-1V provides intrinsically safe output to
attached external measurement device. Temperature code T4, Tamb = -3.8°C to +46.1°C (25°F to 115°F)

For details related to rating, size, configuration, etc. reference should be made to the CSA Certification Record or
the descriptive report CSA Hazardous Location Report 70043390.

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Содержание 1000RS

Страница 1: ...Made in the USA AMI Portable Trace Oxygen Analyzer Manual Model 1000RS Advanced Micro Instruments Inc ...

Страница 2: ...1 Valves 12 Measuringa sample 13 Data Logging Feature 13 RFI Interference 13 BatteryCharge 13 Output Connections 15 CalibrationProcedure 16 Air calibration 17 Low level gas calibration 18 Bleeding the regulator 18 Low level Calibration 18 Using the Advanced Features 19 Data Logging Procedure 19 Sensor tracking 19 Calibration History 20 Turn on turn off history 20 Periodic Calibration 21 Sensor Rep...

Страница 3: ...that traditional analyzers are subject to The electronics is microprocessor based with a high definition 24 bit Analog to digital converter for high precision performance with no range changes necessary Please verify that the analyzer was not damaged in transit If so please contact the shipper as well as AMI DO NOT ROTATE THE ON OFF SELECTOR VALVE LOCATED ON THE FRONT OF THE ANALYZER BEFORE YOU CO...

Страница 4: ... exercised during use to avoid causing sparks by impact or friction 6 The analyzer should only be charged in a non hazardous area using a charger specifically supplied for use with the unit for example part number 3ACA13 type TRG1512 A manufactured by CINCON Electronics Ltd approved as SELV or Class 2 equipment against UL 60950 1 or an equivalent IEC standard The maximum voltage from the charger s...

Страница 5: ... or an equivalent IEC standard Basics of trace oxygen Oxygen is unlike any other gas in that it is very reactive and a major constituent of air In many industrial processes it is a very undesirable contaminant and levels of oxygen must be kept in the low part per million range When measuring these levels it is essential to take precautions against oxygen from the air leaking into and contaminating...

Страница 6: ...orse than others It is acceptable to use O rings but any plastic tubing in the sample system must be made of special low permeability material such as the sample tubing AMI supplies Trace oxygen is measured using a disposable electrochemical sensor that is specific to oxygen It wears out in use like a flashlight battery and thus has to be replaced occasionally typically once per year AMI makes a p...

Страница 7: ...s package that provides USB connectivity datalogging of the O2 readings battery voltage and temperature and many other advanced features such as calibration history and sensor life indication With the optional user interface a USB cable and a standard PC or laptop the data log of oxygen readings can be downloaded into the computer and presented either as a spreadsheet or a graph The batteries typi...

Страница 8: ...a few times without damaging them to the point that they leak enough to cause erroneous readings An exhaust fitting is also provided suitable for a length of silicone tubing should you need to vent the exhaust somewhere for example out of the cab of a truck A charging socket and an analog output with a 0 1V signal and a standard USB type B connector such as is often used on a printer are also prov...

Страница 9: ...ir Sensor Warranty The sensor is warranted to operate for a period determined by its class If the sensor ceases to operate correctly before this time has elapsed return it to AMI for evaluation If there is any evidence of defective material or workmanship the sensor will be replaced on a pro rated basis NOTE Any evidence of abuse or physical damage such as a torn membrane will not be covered under...

Страница 10: ...pm When theanalyzerisfirstturnedon the data log function is always off If you wish to data log you have to manually turn it on by pressing and holding the LOG button on the front panel for one second Although the analyzer is rugged and built into a steel case it should nevertheless be treated carefully Do not expose it to rain or sudden temperature changes For example taking it from a heated build...

Страница 11: ...he percent measurement is provided purely for an air calibration which is a quick and accurate way of calibrating the analyzer if you don t have a certified span gas Calibration When shipped the unit and sensor have already been calibrated at the factory However you may wish to verify the calibration the general procedure for doing this is to bring a suitable calibration gas into the analyzer pres...

Страница 12: ... below 32F and how long the analyzer has been switched off It calculates the total amount of oxygen the sensor has been exposed to during the time it was switched on obviously it can t do this when it is switched off All of these numbers can be viewed using the User Interface Program which is an option from AMI Data logging The voltage output and the data logging are scaled to a particular range n...

Страница 13: ... quick connect fitting on the rear of the analyzer We use this kind of fitting because it can be made and unmade many times without damage unlike a compression fitting If you are using the flexible tubing supplied as an optional accessory simply plug it into this fitting Otherwise you will need to attach the male matching fitting to the tubing you are using ...

Страница 14: ...le inlet line NOTE Never allow the vent to become restricted thus back pressuring the sensor Doing so will cause inaccurate readings and may damage the sensor Valves The unit contains two valves a needle valve for flow control and a unique 4 way On Off selector valve The needle valve is mounted in the middle of the On Off selector valve When the On Off selector valve is in the Off position gas can...

Страница 15: ...n and holding it down until the display changes from OFF to On By default it will then log an averaged reading once a minute You can use the optional PC program to increase this interval up to 60 minutes It will log up to about 21 000 data points that is for somewhat more than 2 weeks at 1 point per minute You can start and stop it logging at will If you turn the power off that will stop the unit ...

Страница 16: ... plugging the AC chargerprovided into a suitable receptacle and into the charging receptacle on the rear of the analyzer The LED on the rear of the unit will glow green indicating that charging is occurring For a full charge allow fourteen hours It is best to completely recharge them if you are going to charge them at all Note that the unit won t know how much the batteries have been charged due t...

Страница 17: ...that can be set with the optional PC program By default this is 100ppm 0V corresponds to 0ppm and 1V corresponds to 100ppm See the Communications section below for information on how to change this There is also a USB connector provided suitable for use with a standard USB printer cable Plug this into a USB port on a computer and run the AMI software to download data and otherwise configure the un...

Страница 18: ...ory It is generally not necessary to calibrate it for a month or so after receiving it However it should be calibrated on a four to six week basis for best performance There are two ways that you can calibrate the analyzer either using air or else a low level span gas Air has the advantage that it is quick and easy and accurate since air has a constant level of oxygen in it Its ...

Страница 19: ... important to flow nitrogen or low level sample gas over the sensor to let it come back down In this procedure you can substitute sample gas for nitrogen Procedure 1 Make sure you have the analyzer connected to nitrogen or your sample gas 2 Turn the On Off selector valve to the Off position This allows the nitrogen to flow though the bypass plumbing and allows you to purge the sensor rapidly at th...

Страница 20: ...essurize the regulator and immediately close it 3 Loosen the nut connecting the regulator to the cylinder and allow the pressure to bleed off completely approximately 1second then quickly tighten it again 4 Repeat this procedure 5 to 7 times 5 Open the cylinder valve to pressurize the regulator 6 Open the regulator to its working pressure 7 Shut off the cylinder valve 8 Open the shut off valve on ...

Страница 21: ...lready 5 Let the analyzer measure gas for a few minutes until you have a satisfactory amount of data stored 6 Press the LOG button again and hold it until the display says OFF to turn off the logging function When you get back to the office or wherever you have your laptop you can download the data log by clicking on the Download Data button on the user interface screen The program will discuss ma...

Страница 22: ...nd date the new value of Span Factor and the oxygen value it was reading when it does so giving you an idea of the span gas that was being used If the unit is calibrated several times in one day it only stores the last time it doesn t fill up the storage with failed attempts Note that if a user adjusts the span without using a span gas this feature will tell you that since the gas value it stores ...

Страница 23: ...rly aggressive environment may degrade the sensor faster in this case calibrate more often Sensor Replacement The analyzer records the Span Factor every time you perform a calibration It is useful to know this in order to determine the remaining sensor life Use the UP arrow on the front panel to see it after a valid gas calibration When it has reached about 900 it is time to buy a replacement sens...

Страница 24: ...cted area with water for a period of at least 15 minutes Refer to the Material Safety Data Sheet provided Dispose of leaking or used sensors in accordance with local state and federal regulations Sensors usually contain lead which is toxic and should generally not be thrown into ordinary trash Referto the MSDS to learn about potential hazards and corrective actions in case of any accident Figure 8...

Страница 25: ...g up touching the cell block contacts 9 Remove the shorting tab from the little socket on the sensor You may also want to write down the serial number 10 Verify that the sealing O ring is in place in the cell cap groove Verify that the O ring and the cap are clean and free of any particulate deposits dirt 11 Allow the sensor to sit for about 30 seconds and adjust the reading to 20 9 using the span...

Страница 26: ...rogen or sample gas for long enough for the reading to come down to a low level ideally less than 1ppm 10 Turn the On Off selector valve to the Off position If it only comes up to a small number or if you can t span it up to 20 9 you will need to replace the sensor If it did easily span to 20 9 then the analyzer is now pretty well calibrated Go through the calibration procedure above until you get...

Страница 27: ... Turn the On Off selector valve to the Off position 3 Open the cell cap and remove the sensor 4 Let the sensor sit in air for about a minute 5 Put the sensor back in and close the cap 6 Turn the On Off selector valve to the On position 7 Allow nitrogen or sample gas to flow at 1 SCFH 8 Wait for the reading to come down to a low level ...

Страница 28: ...l and storage periods The die cut foam also has built in compartments for the battery charger and quick disconnect fitting as well as the flexible tubing and Liquid Rejection Probe accessories These compartments not only protect them they keep all the necessary components together and organized Calibration Tubing This special flexible tubing not only provides very low oxygen diffusion but also an ...

Страница 29: ...ce CD Provides a user friendly way of using the advanced features of the analyzer including accessing the sensor history the advanced calibration capability and the data log It runs on a standard Windows PC or laptop and uses the standard USB connection ...

Страница 30: ...analyzer using natural air as the span gas and measure the bottled air If it reads incorrectly replace it with a tank of certified gas Analyzer reads too high 1 Verify that there is no flow restriction in the vent line of the analyzer 2 Increase the flow rate through analyzer if the reading goes down it indicates a leak in the incoming sample line or the cell block Use Snoop or equivalent to check...

Страница 31: ...und 150 to 500 microAmps in air This will take a few seconds to stabilize as the sensor consumes oxygen dissolved in its electrolyte Replace the sensor if it does not read this amount See sensor replacement instructions under Maintenance 5 Sensor has gone negative Try to repair it with the procedure under Sensor going negative Otherwise replace it Batteries don t last long or will not charge at al...

Страница 32: ...nimum detection 0 05ppm of oxygen Repeatability 1 of range or 0 2ppm of oxygen whichever is greater Operating temperature range 25 to 115 F Charging temperature range 25 to 105 F Diurnal temperature specification 3 of scale over temperature range 90 upscale response times 10ppm 25 10 seconds 0 10ppm 25 seconds o Typical downscale response 1 minute exposure to air down to 10ppm 15 minutes Area Clas...

Страница 33: ...analyzers or associated components AMI s obligation is expressly limited to the analyzer itself The AMI analyzer is not designed as a primary safety device that is to say it is not to be used as the primary means of assuring personnel safety In particular it is not designed to act as a medical instrument monitoring breathing air for correct oxygen concentration and should not be used as such when ...

Страница 34: ...y P Johnson PRODUCTS CLASS 2258 03 PROCESS CONTROL EQUIPMENT Intrinsically Safe and Non Incendive Systems For Hazardous Locations CLASS 2258 83 PROCESS CONTROL EQUIPMENT Intrinsically Safe and Non Incendive Systems For Hazardous Locations Certified to U S Standards Class I Division 1 Groups B C and D Model 1000RS battery powered portable oxygen analyzer and Model 3000RS battery powered portable hy...

Страница 35: ...al Requirements UL Std No 61010 1 3rd Edition Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements ANSI UL 913 8th edition Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I II and III Division 1 Hazardous Classified Locations ANSI UL 60079 0 2013 Explosive Atmospheres Part 0 General requirements ANSI UL 60079 11 ...

Страница 36: ...tution de composants peut affecter la sécurité intrinsèque Ne pas brancher un chargeur CC ou un USB à des endroits dangereux Raccorder uniquement de l équipment intrinsèquement sûr à la sortie analogique à un endroit dangereux voir instructions Danger potential de charge électrostatique voir instructions The following markings are screen printed on the rear panel of the models 1000RS and 3000RS EX...

Страница 37: ...ignificant electrostatic risk However where a static generating mechanism is identified such as repeated brushing against clothing then suitable precautions shall be taken e g the use of anti static footwear b The certification marking plate is aluminum Care must be exercised during use to avoid causing sparks by impact or friction 6 The analyzer shall only be charged in a non hazardous area using...

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