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TGas-1021 Oxygen O2 Gas Detector - TGas-1021-O2

Online O2 Gas Detector, 1.can measure the concentration of Oxygen, range 0-30%vol, 2.RS-485, 2-wire, 3.ExiaIICT3 - more info check here: http://www.buymeasuringtools.com/TGas-1021-Oxygen-O2-Gas-Detector-10229787/

Quick Brief

Place of Origin: Henan China (Mainland) Brand Name: Globeinstrument Model Number: TGas-1021-O2

Product Features:

Online O2 Gas Detector

1.can measure the concentration of Oxygen, range 0-30%vol

2.RS-485, 2-wire

3.ExiaIICT3

Business Terms:

Port: ZhengZhou

Minimum Order Quantity: 1 Piece/Pieces .

Supply Ability: 100 Piece/Pieces per Week .

Payment Terms: T/T

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TGas-1021 Oxygen O2 Gas Detector
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Product Packagings & Delivery Terms:

Packaging Detail: Carton Box

Delivery Detail: 3~5 days

Specifications and Product Details:

Online O2 Gas Detector

TGas-1021 Series Toxic and Harmful Gas Transmitter

Brief introduction

TGas-1021 Series Toxic and Harmful Gas Transmitter with two-wire system has embedded microprocessor, it can continuously measure the site gas concentration, and convert the concentration signal into 4~20mA output. It is extensively applied in petroleum, petrochemistry, chemical industry, gas, coal, metallurgy and electric power; safety detection in municipal administration, communication and traffic tunnel construction; electronics, semiconductor industry and other places with poisonous and harmful gases, etc.

1 Infrared collecting tube 2 Display screen 3 Push-key

4 Earthing jack 5 Gas chamber of sensor 6 Connection jack

7 Remote

Main features

l Quick response speed

l Automatic modification of zero drift

l Intrinsic safety certification

l With infrared remote control, it can be set without opening cover

l High measurement accuracy

Technical parameters

ParameterCharacteristics
DetectionSingle gas detector
OperationPush-key or remote controller
CalibrationUsers can perform linear calibration operation
SensorPlug-in electrochemical sensor
DisplaySix- segment code liquid crystal digit-display reading
ReadingDisplay gas composition/concentration after starting up self-checking
Output signalOutput 16-bit precision 4-20mA current by means of two-wire system, and the output size can be defined by users
Working temperature-30°C to 60°C, humidity below 85% (no condensation)
Operating voltage24V
PrecisionMeasurement error <5%, repeatability <3%
Impedance200 ohm
Measurement category and rangeRefer to table of lectotype
Service life of sensorPoisonous gas ≥3 years, oxygen ≥2 years, ammonia ≥1 year
Power supply of detectorPower shall be supplied to the detector by safety grid, explosion-proof mark of safety grid: ExiaIIC

Intrinsic safety parameter of safety grid: Um:250V Uo:28V Io:93V Po:0.65W

Lo:2.4mH Co:0.03μF

Table of lectotype for detecting gas (part of gas)

ModelInstrument description
TGas-1021-CO-1000CO detector (range: 0-1000ppm) ex-factory setting current low point 0, high point 1000
TGas-1021-CO-500CO detector (range: 0-500ppm) ex-factory setting current low point 0, high point 500
TGas-1021-H2S-100H2S detector (range: 0-100ppm) ex-factory setting current low point 0, high point 100
TGas-1021-SO2-100SO2detector (range: 0-100ppm) ex-factory setting current low point 0, high point 100
TGas-1021-CL2-50Cl2detector (range: 0-50.0ppm) ex-factory setting current low point 0, high point 50
TGas-1021-HCN-30HCN detector (range: 0-30.0ppm) ex-factory setting current low point 0, high point 30
TGas-1021-NO2-100NO2detector (range: 0-100ppm) ex-factory setting current low point 0, high point 100
TGas-1021-NH3-100NH3detector (range: 0-100ppm) ex-factory setting current low point 0, high point 100
TGas-1021-PH3-5PH3detector (range: 0-5.0ppm) ex-factory setting current low point 0.00, high point 5.00
TGas-1021-O3-1O3detector (range: 0-1.0ppm) ex-factory setting current low point 0.01, high point 1.00
TGs-1021-ClO2-1ClO2detector (range: 0-1.0ppm) ex-factory setting current low point 0.00, high point 1.00

Executed standard

Note: GB standard is Chinese National Standard

GB12358-2006 Gas monitors and alarms for workplace--General technical requirements

GB3836.4-2000 Electrical apparatus for explosive gas atmospheres--art 4 intrinsic safety "i"

GB3836.1-2000 Electrical apparatus for explosive gas atmospheres--Part 1 General requirements

Explosion-proof mark: ExiaIICT3, it applies to 0 zone, 1 zone and 2 zone, the place that contains IIA~IIC category and T1~T3 group of explosive gas mixture, and is qualified to get explosion-proof conformity certificate through inspection by CQST.

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