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THRESHOLD LIMIT VALUES OF TOXIC GASES

Substance CAS No (d) ppm(a) mg/m(3)(h)

SkinDesign -

ation

Carbon monoxide 630-08-0 50 55

Chlorine 7782-50-5 1 3

Hydrogen 1333-74-0 E

Hydrogen chloride 7647-01-0 (C)5 (C)7

Hydrogen cyanide 74-90-8 10 11 X

Hydrogen sulfide 7783-06-4 10 15

Nitric oxide 10102-43-9 25 30

Nitrogen dioxide 10102-44-0 (C)5 (C)9

Sulfur dioxide 7446-09-5 5 13

C= Celing; E=

Taken from: www.OSHA.gov

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Model 1000 Model 1000 Safety & Indoor ASafety & Indoor AQuality MonitoringQuality Monitoring

Model 1000/1004Model 1000/1004

PID Analyzers, LLCPID Analyzers, LLC

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Configuration of AnalyzeConfiguration of Analyzer

Single ChannelSingle Channel --Model 1000Model 1000 ElectrochemicalElectrochemical Combustible GasCombustible Gas

MultiChannelMultiChannel -- ModelModel10041004 MultichannelMultichannel 22 -- 4 Channels4 Channels

IAQIAQ -- COCO 22 , CO, RH, T, CO, RH, T LEL, HLEL, H 22 SS

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Types of SensorsTypes of Sensors

ElectrochemicalElectrochemical OO 22 , H, H 22 S, CO, SOS, CO, SO 22 ,, HClHCl ,,

ClCl22 , NO, NO, NO, NO 22 , H, H 22 , CO, CO 22 ,,NHNH 33 , PH, PH 33 , SiH, SiH 44 ,, --------

Lower Explosive LimitLower Explosive LimitRelative HumidityRelative HumidityTemperatureTemperature

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Model 1000/1004Model 1000/1004

Toxic GasesToxic Gases --Measure: HMeasure: H 22 S,S,SOSO 22 , NO, NO, NO, NO 22 , O, O 22 ,,HCN,HCN, HClHCl , H, H 22 S, ClS, Cl 22 ,,

CO, COCO, CO 22 , NH, NH 33 , PH, PH 33 ,,SiHSiH 44 , Cl, Cl 22 atat ppmppmlevelslevelsArea monitoring forArea monitoring for

safety purposessafety purposesIAQIAQ -- Measure RH/TMeasure RH/Tplus Toxicsplus Toxics

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FeaturesFeatures

1 point 1000 is upgradeable to1 point 1000 is upgradeable to10041004Two level calibration for eachTwo level calibration for eachsensorsensorLoggingLogging -- 25,000 points25,000 pointsDiagnosticsDiagnostics24 VDC input24 VDC input

44 -- 2020 mAmA or RS485 outputor RS485 outputRS485 outputs can be daisyRS485 outputs can be daisychainedchained

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Gas Rangeppm

90%ResponseTime(sec.)

Interferences

MaxRes

CarbonMonoxide

0-2,000 15 C 2H4, H 2 0.5

HydrogenSulfide

0-100 20 SO 2 0.1

Sulfur dioxide 0-20 20 0.5

Nitric Oxide 0-250 10 0.5

Nitrogen

Dioxide

0-20 15 0.1

Chlorine 0-100 30 H 2S, NO 2 0.1

Hydrogen 0-1,000 45 C 2H2, CO,H2S

10

HydrogenChloride

0-100 50 H2S, SO

20.5

HydrogenCyanide

0-50 100 0.1

Oxygen 0-25% 10 NA 0.1%

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a. Filter: A filter to remove particulate from the sample.

b. Pump A diaphragm pump with a restrictor that has thecapacity to pull 0.5 liters/minute through theelectrochemical sensor.

c. Sensor Electrochemical sensor to measure the amount of aspecific toxic gas contained in the air.

d. PCB The electronics are on a printer circuit board that isattached to the sensor

d. Flow cell Allows the gas to be passed over the surface of thesensor improving the performance

e. Smart Meter Microprocessor based meter that can amplify thesignal from the sensor and produce a linear output(4-20 mA, RS232), provide setpoints up to 4, storedata,

f. .Input Power 24 VDC supply that powers the pump and theelectrochemical sensor electronics.

g. Enclosure The Model 1000 is housed in a NEMA 4 enclosure

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1000/1004 Electronic Schematic1000/1004 Electronic Schematic

CPUCPURS232/RRS232/R

KeyboardKeyboard

DigitalDigital -- SwitchSwitchDetectorsDetectors

Real Time Clock Real Time Clock

DiagnosticsDiagnostics

DAC toDAC to

ADCADC

DisplayDisplay

Data Storage in RAM or PCData Storage in RAM or PC

AMPAMP

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Electrochemical Electrochemical

ElectrochemicalElectrochemicalsensors generate asensors generate asignal fromsignal fromoxidation/reductionoxidation/reductionreaction that isreaction that isproportional toproportional toconcentrationconcentration

OxidationOxidationCO = COCO = CO+ 2e+ 2e --

ReductionReductionClCl22 + 2e+ 2e

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LEL ProcessLEL Process

Two heated catalytic elements are set in Two heated catalytic elements are set in ablock; one is sealed; the other is inblock; one is sealed; the other is incontact with the sample. Each is in a legcontact with the sample. Each is in a legof a Wheatstone Bridge circuit. If theof a Wheatstone Bridge circuit. If thesample contains hydrocarbons orsample contains hydrocarbons orcombustible inorganic compounds, theycombustible inorganic compounds, theywill burn increasing the temperature of will burn increasing the temperature of the sensors and changing the resistance.the sensors and changing the resistance.The change in resistance is proportionalThe change in resistance is proportionalto the concentration.to the concentration.

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TCD Schematic TCD Schematic

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Specifications of the NewSpecifications of the NewModel 1000 Model 1000

Model 1000/1004Model 1000/1004Single or Multiple ChannelsSingle or Multiple Channels99 L x 7L x 7 W x 5W x 5 DD

Weight 7.5 poundsWeight 7.5 poundsRuggedRugged -- NEMA 4 plastic casNEMA 4 plastic casBacklit digital displayBacklit digital display

DataloggingDatalogging for > 25,000for > 25,000pointspointsFast responseFast response -- < 15 sec< 15 sec

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Sensor/Electronics AssemblySensor/Electronics Assembly

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Outputs from Model 1000/100Outputs from Model 1000/1004

Single ComponentSingle Component -- 44 -- 2020for PLC, Process controlfor PLC, Process controlComputer or PC based DataComputer or PC based DatasystemsystemMultiple ComponentsMultiple Components -- RRwith short haul modemwith short haul modem --based data system or RS485based data system or RS485

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Features/SpecificationsFeatures/Specifications

Detector Detector 11 -- Electrochemical sensorElectrochemical sensorDetector Detector 22 --44 ::Electrochemical ( select from 14) or Electrochemical ( select from 14) or

RH/TRH/TNEMA 4 EnclosureNEMA 4 Enclosure99 H x 7H x 7 W x 5W x 5 DDWeight 9 poundsWeight 9 pounds

O2 0O2 0 --30%; Toxics30%; Toxics -- ppmppmLCD digital displayLCD digital displayFast responseFast response -- 15 sec Toxics; R15 sec Toxics; R

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Applications Applications

HH22 SS -- sewagesewage tmttmt ,,refineries,refineries, d r illingdillingplatformsplatformsNHNH 33 -- refrigerationrefrigerationleaksleaksCOCO 22 -- indoor airindoor airpollution, brewingpollution, brewingSiHSiH 44 /PH /PH 33 -- leaks inleaks insemicondutorsemicondutor plantsplants

LELLEL-- HC & CHHC & CH 44measurements of measurements of explosive limitsexplosive limits

CO from wCO from wcoffee roastcoffee roastCO in parkCO in parkiCO in iron/CO in iron/

productionproductionHCN from HCN from ClCl22 fromfromchem. prodchem. prodHClHCl -- chemchemNO/NONO/NO 22 --

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Typical UsersTypical Users

Health & SafetyHealth & Safety -- Director of SDirector of SDirector of environmental health &Director of environmental health &safety, Safety officer, safetysafety, Safety officer, safetytechnician, industrial hygienisttechnician, industrial hygienistPlantPlant -- Instrumentation technicianInstrumentation technician,Maintenance supervisor, PlantMaintenance supervisor, PlantengineerengineerEnvironmental consultantsEnvironmental consultants --manager, project engineer, fieldmanager, project engineer, fieldmanagermanager

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Summary ...Summary ...

Low cost with considerableLow cost with considerablefunctionality & featuresfunctionality & features

UpgradabilityUpgradability from M1000 tfrom M1000 to Multiple sensor applicationsMultiple sensor applications 17 sensors to choose from17 sensors to choose from Improved range & linearity (DLImproved range & linearity (DL Ideal for Safety & IAQ ApplicaIdeal for Safety & IAQ Applica

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Other Products from PIOther Products from PIAnalyzersAnalyzers

Continuous monitoring instrumentsContinuous monitoring instruments Continuous Monitoring InstrumentsContinuous Monitoring Instruments Automatic and Process GCAutomatic and Process GC ss -- 33

Laboratory InstrumentsLaboratory Instruments

Compact GCCompact GC s (321A), GC Detectors (321A), GC DetectorTCD, FPD, ECD)TCD, FPD, ECD) -- Model 52,54, 56Model 52,54, 56,Chromatography Software (Chromatography Software ( PeaPea

XRF instrumentsXRF instruments -- XR1000, XR500XR1000, XR500(coming soon)(coming soon)

Portable InstrumentsPortable Instruments102, 103, 106102, 103, 106 all all with 4 sensorwith 4 sensorGC311 Portable GCGC311 Portable GC

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Why Buy? Customers Applications

Why buy the P ID Analyzers Model 1000

Operations where CO isproduced such as welding,coffee roasting, steel plants,foundries, parking garagesLeaks of CO from chemicalprocesses, indoor air pollution

Controlling outside air tokeep the CO below TWAand to minimizeheating/cooling costs; leakdetection in chemical &petrochemical plants

Monitoring SO 2 in theworkplace

Chloralkali plants,chemical plants, water treatment, swimming pools

Chemical plants

Chemical plants

Smelters, foundries,refineries, power plants

Nitric acid plants, chemicalplants

Monitoring workplaceexposure for Cl 2, detectionof leaks of chlorine gas

Monitoring workplaceexposure for HCl , detectionof leaks of hydrogen chloride gas

Monitoring NO in theworkplace

Leaks of hydrogen fromchemical plants & processes

Monitoring workplace

exposure for HCN ,detection of leaks of hydrogen cyanide gas

Chemical plants & fuel celloperations

Nitric acid plants, chemicalplants Monitoring NO 2 in the

workplace

Compact, simple& reliableAnalyzers

Broad base of Electrochemical

Analyzersincluding:CO, HCl, Cl 2, H 2S,O 2, NO, NO 2, SO 2,HCN, & H 2

New- wirelessdata transmission

Sensors have atwo year lifetime

Low Cost Analyzers

Features of the Model 1000 Linear output with

concentration Flowing system produces

faster response Response time < 15 sec.

To 1.5 min Cal data stored in

microprocessor; no pots 4-20 mA output Easier to use Data logging option NEMA 4 Wall Mount Multiple sensors (up to 4)

can be packaged in one

Monitoring H2S in theworkplace

Pulp & paper plants,wastewater tmt plants,refineries