GRI Instrument, the professional manufature of gas sensor and gas detector since 2009.
Our office and factory are both located in Hunan Changsha, China, Welcome to China, and welcome to our company.
We aim at suppy the Excellent quality products, best service.
We will have more cooperation once you learn us more.
GRI TEAM.
Factory Information
I Outline
Toxic gases and oxygen monitoring controller based on customer specific needs, it has integrated style and separated style, sensors using the world the most advanced electrochemical gas sensor, the sensor portion using a high-precision AD low temperature drift and high stability power processing circuitry to protect the instrumentation fast, accurate measurement, stable and repeatable, designed for harsh and humid environments toxic gas and oxygen measurement under. Alarming instrument has an automatic function, providing customers with on-site security.
II Features
real-time monitor toxic gases and oxygen concentrations
adopted imported high-precision electrochemical sensors
Large LCD screen display various parameters intuitively
Controller with tri-color backlit, intuitive alarm
Product design integrated style and split style, adapted to a variety of environmental monitoring and control
Industrial output has 4-20mA current output and RS485 network selection
It comes with two relay control output
Product supply voltage 9-24VDC
EU standard, CE certification
Probe Selection
Probe No: |
Gas type |
Range |
Lower alarm value(ppm) |
High alarm value(ppm) |
TWA(ppm) |
STEL(ppm) |
TB-EC-CO |
CO |
0-500ppm |
35 |
200 |
35 |
200 |
TB-EC-H2S |
H2S |
0-50ppm |
10 |
15 |
10 |
15 |
TB-EC-NH3 |
NH3 |
0-100ppm |
25 |
50 |
25 |
35 |
TB-EC-SO2 |
SO2 |
0-20ppm |
2 |
5 |
2 |
5 |
TB-EC-NO2 |
NO2 |
0-20ppm |
3 |
5 |
5 |
5 |
TB-EC-CL2 |
CL2 |
0-20ppm |
0.5 |
1.0 |
0.5 |
1.0 |
TB-EC-Br2 |
Br2 |
0-20ppm |
0.1 |
0.5 |
0.1 |
0.5 |
TB-EC-CLO2 |
CLO2 |
0-1ppm |
0.1 |
0.2 |
0.1 |
0.3 |
TB-EC-PH3 |
PH3 |
0-5ppm |
0.3 |
1.0 |
0.3 |
1.0 |
TB-EC-HCL |
HCL |
0-20ppm |
2 |
5 |
2 |
5 |
TB-EC-HBr |
HBr |
0-20ppm |
2 |
5 |
2 |
5 |
TB-EC-HCN |
HCN |
0-100ppm |
4.7 |
10 |
4.7 |
10 |
TB-EC-H2O2 |
H2O2 |
0-100ppm |
1 |
3 |
1 |
3 |
TB-EC-ETO |
ETO |
0-20ppm |
1 |
5 |
1 |
5 |
TB-EC-CH2O |
CH2O |
0-10ppm |
0.1 |
0.3 |
0.1 |
0.3 |
TB-EC-COCL2 |
COCL2 |
0-1ppm |
0.1 |
0.3 |
0.1 |
0.3 |
TB-EC-NO |
NO |
0-100ppm |
25
|
50 |
25 |
50 |
TB-EC-SiH4 |
SiH4 |
0-50ppm |
2 |
5 |
2 |
5 |
TB-EC-O3 |
O3 |
0-5ppm |
0.1 |
0.3 |
0.1 |
0.3 |
TB-EC-H2 |
H2 |
0-1000ppm |
200 |
500 |
200 |
500 |
TB-EC-O2 |
O2 |
0-25% |
19.5% |
23.9% |
-- |
-- |
TB-EC-C2H4 |
C2H4 |
0-200ppm |
20 |
50 |
20 |
50 |
These probes can be installed directly on the controller housing, or via a cable installed in hard to reach places, or installed in harsh or dangerous environments area
III ,Product parameter
Toxic gas and O2 |
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Sensor type |
Electorchemical sensor |
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range |
customer can select |
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accuracy@25℃(77℉) |
see probe selection table |
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Data |
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Warm-up time |
2 hours ( first time use,/2 min ( normal use) |
Power supply |
9-24VDC |
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consumption |
1 W average |
Analog output |
3 ways analog output, 4~20mA(can set before out factory) |
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Weight |
300g |
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140mm(H)×100mm(W)×40mm(D) |
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Housing |
PC/ABS Flame retardant plastic |
Protection grade |
IP30 |
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LCD |
3 color background light LCD display CO2,temperature and humidity green:normal yellow: one grade alarm red: second grade alarm |
RS485 communication port(optional) |
RS-485 protocol, 9600bps Baud rate, independent address set |
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Operation environment |
0~50℃(32~122℉);0~ 95%RH(non-condensing) |
Storage condition |
-10~60℃(14~140℉)5~95%RH(non-condensing) |
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Net weight |
300g |
dimension |
140mm(H)×100mm(W)×40mm(D) |
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Material |
PC/ABS flame retardant plastic |
certification |
CE |
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Application
petrochemical industry, power industry, water treatment industry, the tobacco industry, pharmaceutical industry, food industry,
Many occasions on-site inspection of coal, metallurgy, municipal gas, environmental monitoring
Installation
After selecting the installation location, first remove instrument mounting plate (bottom cover) and use two M4 screws or expansion bolts fixed to the wall. Then just fix the instrument on the mounting plate (bottom cover)
Product selection
IAQ-2-EC wall-mounted toxic gas and O2 gas detector |
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IAQ-2-EC |
A |
wall-mounted integrated installation |
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B |
wall-mounted separated installation |
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A |
Current (4-20)mA output |
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R |
RS485 signal output |
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F |
Current (4-20)mA+RS485 signal output |
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W |
Wireless signal output |
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C |
With relay control |
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N |
With relay control |
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1. Standard packing.
2, Inner OPP Bubble bags to protect the sensor.
3, Package Size: Approx 17cm*15cm*9cm, for your refference only.
4, Will with the Shipping Mark.
Petroleum, petrochemical, chemical, environmental, paper, paints, coatings, mining, electroplating, textile, coking plants, indoor air quality monitoring, environmental monitoring systems, health monitoring systems. Can be measured gas species: CH2O, TVOC, CO, H2S, NO2, NO, SO2, CL2, NH3, H2, PH3, O3, F2, HF, HCL, HBR, C2H4O, COCL2, SIH4, CLO2, HCN, C2H4, SF6 and combustible gases.
Long term of 12 months warranty period, and life time service
--Air Pollution/ Quality monitor(IAT Series)
--Portable single gas detector(WASP-XM/D1 Series)
--Portable multi-gas detector(WASP-D4 Series)
--Fixed single gas detector(GRI-9106 Series)
--Wall-mounted gas detector(IAQ-2 Series)
--NDIR infrared gas sensor
--Gas detection module
1, Q: What about after-sale service?
A: 12 months warranty for all kinds of products; we also provide life-long paid service.
2, Q: What about lead time?
A: Usually we offer 3-7 working days after order confirmed and payment received, and we can also accept an urgent order for prompt shipment.
3,Q: What about the Shipping method?
A: Please kindly note that our product are on EXW term, and need caluclate the freight based on the quantity. Once you have the order, please contact us to chekc hte discounted freight.
We choose the DHL, UPS, TNT FedEx express normally. (Also you can arrange the express to pick up the parcel from our factory)
4, Q: Does your company accept customization?
A: Contact us first. As a factory, we can do customizing service on the condition of Quantity.