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Hunan Gri Instrument Co., Ltd

Address:5/F, Bldg. 5, Xinggong Int'l Ind. Zone, No. 100, Luyun Road,
Yuelu Dist., Changsha, Hunan, China (Mainland)


  • VOC gas detector analyzer with PID sensor ammonia meter
VOC gas detector analyzer with PID sensor ammonia meter
Product Type:
Product Category: Fixed Gas Detector W/O Display

Hot Line:0731-88860558

Product Description

Product Details


GRI-9105.GRI- 9106 is a high performance intelligent infrared gas detection alarm which developed by our company, high performance, supply couples of types of gas detection.

low power microprocessor to ensure product performance and stability, realtime monitoring of the concentration of infrared gas.

Applicated in petroleum chemical industry, metallurgy, mining, fire, gas, environmental protection, electric power, communication, papermaking, printing and dyeing, food reserves, city water supply, sewage treatment, food, brewing, research, education, national defense and other places.


Main Feature

1)Three kind of signal output, RS485 and 4~20mA (three wire) digital / analog signal and switch at the same time.
2)Big screen segment type LCD real-time display gas concentration. This model is designed with or without display. 
3)Gas concentration unit optional (such as ppm, mg/m3), it have the instrument status, fault and communication abnormality prompt function.

4)It can be set high and low alarm point, two level sound and light alarm.

5)Two relay to control peripheral devices (such as the action of machine and sound and light alarm).

6)Round casting stainless steel housing is suitable for offshore platforms, as well as high temperature, high humidity and other harsh environments.

7)Good sealing, anti-corrosion, explosion-proof and anti EMI, RFI function.

8)Supporting use of our company 's GRI-9800 series alarm host.
9)European design standards.

Primary Products
Research & Development & Manufacture gas detector by ourselves.

Simple Operation
The body of the detector is small and easy to carry. The interface is simple and easy to operate. The shell is made of high strength ADC12 aluminium alloy casting and 316 stainless mental, IP65 protection grade, dustproof, waterproof, explosion-proof, and can withstand the test of harsh environment.

Three Alarm
Two-level triple alarm, not easy to ignore, high and low alarm value can be set.

Standard Configuration

1)GRI-9105 host + sensor
2)Data cable
3)AC adapter
4)Quick Start Guide
5)Warranty Card
-OEM(product, package) welcome...
-Sample order  welcome...