Fixed Combustible Gas Detector HRP-T1000-A

Fixed Combustible Gas Detector HRP-T1000-A

The HRP-T1000-A fixed combustible gas detector is a core safety device for continuous monitoring in industrial sites. It is specifically designed to provide real-time early warning of combustible gas leaks in industrial enterprises and is suitable for 24-hour continuous monitoring in flammable and explosive environments such as petrochemical plants, gas pipelines, metallurgical plants, and painting workshops.

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Gases and Ranges

The HRP-T1000-A is a fixed monitoring device specifically designed for flammable gas leaks in industrial sites. It enables 24-hour continuous and accurate monitoring, tiered early warning, and remote centralized management to prevent explosions and ensure industrial production safety. Achieving "real-time monitoring, tiered early warning, remote networking, and stable operation," it serves as a core line of defense for ensuring production safety and preventing explosions in high-risk industries such as petrochemicals, gas, and metallurgy.

It features a standard 4-20mA/RS485 signal output and can be integrated into existing systems as a modular device.

1.Real-time monitoring and active early warning
The fixed gas detector can continuously monitor the gas concentration in a specific area 7x24 hours a day. Once the concentration of flammable or toxic gas is detected to exceed the preset safety threshold, the equipment will immediately trigger an audible and visual alarm, and the alarm signal can be transmitted to the monitoring center remotely. This active early warning mechanism has won valuable time for personnel evacuation and emergency treatment, and effectively prevented the occurrence of vicious accidents such as poisoning, fire and explosion.
2.Strong and durable, adapt to harsh environment.
This kind of equipment is specially designed for harsh industrial environment, and usually adopts a solid explosion-proof shell (such as aluminum alloy or stainless steel), with high-grade explosion-proof certification (such as Exd IIC T6) and protection grade (such as IP66/IP67). This enables it to withstand harsh working conditions such as high temperature, low temperature, high humidity, dust and corrosion, and ensures long-term stable operation in dangerous places such as petroleum, chemical industry and metallurgy.
3.Highly intelligent, integrated linkage
Modern fixed gas detector integrates advanced microprocessor and intelligent sensing technology. They not only have the functions of automatic calibration, fault self-diagnosis, data recording, etc., but also can be linked with external equipment such as fans, cut-off valves and spray systems through 4-20mA, RS485 and other signal outputs. When leakage occurs, the system can automatically start emergency measures to realize intelligent safety management from passive monitoring to active disposal.
4.Improve efficiency and reduce comprehensive cost.
The fixed detector can replace the traditional manual inspection and realize unattended continuous monitoring, thus saving a lot of labor costs. At the same time, it can help enterprises meet the increasingly stringent requirements of safety production laws and regulations, and avoid the high fines and the risk of suspension of production and rectification caused by illegal operations. In addition, continuous safety monitoring helps to reduce the insurance premium rate and prolong the service life of key production equipment.
5.Data traceability, supporting decision-making.
The equipment can automatically store a large number of historical data, including alarm records, fault information and concentration change trends. These data can be viewed through the local screen or uploaded to the host computer system, which provides strong data support for accident cause analysis, process optimization and safety management decision-making, and helps enterprises to achieve more refined operations.

Fixed combustible gas detector HRP-T1000-A

Industrial fixed gas detection system | Explosion-proof safety monitoring solution

The fixed combustible gas detector HRP-T1000-A is an industrial-grade fixed gas detection equipment, which is used for continuous monitoring of combustible gas leakage in dangerous environment. The equipment is widely used in oil and gas, petrochemical, mining, chemical and industrial manufacturing industries with gas explosion risks.

With high sensitivity sensing technology, fast response ability and stable long-term operation performance, HRP-T1000-A can provide reliable real-time monitoring and early warning of combustible gas, effectively preventing the occurrence of fire and explosion accidents.

What is a fixed combustible gas detector?

Fixed combustible gas detector is a permanently installed industrial safety monitoring equipment, which is used to detect whether there are combustible gases in the environment, such as methane (CH), propane (CH), butane, hydrogen (H) and other explosive gases.

Different from portable gas detector, HRP-T1000-A is designed for 24-hour continuous online monitoring to ensure that high-risk areas are always in a state of safety protection.

When the gas concentration reaches the preset alarm value, the equipment will immediately trigger the acousto-optic alarm and relay output signal to realize rapid emergency response.

Working principle of HRP-T1000-A

HRP-T1000-A adopts advanced catalytic combustion sensing technology or infrared gas detection technology (depending on the configuration) to realize high-precision detection of combustible gas.

The detection process is as follows:

The gas sensor continuously samples the ambient air.
Combustible gas enters the sensor detection cavity.
The sensor reacts to the change of gas concentration and generates an electrical signal.
The internal microprocessor processes the signal and converts it into real-time concentration data.
Data is output by 4-20mA or RS485 Modbus.
When the concentration exceeds the alarm threshold, the system triggers the acousto-optic and relay alarm.

The continuous monitoring mechanism can realize early leakage warning and explosion risk prevention and control in industrial field.

Product features and advantages

High sensitivity combustible gas detection

It can accurately detect methane, propane, butane, hydrogen and other combustible gases with high stability.

24-hour continuous online monitoring

It is suitable for fixed installation scenes and realizes all-weather uninterrupted gas safety monitoring.

Rapid response and early warning

The sensor has a fast response speed and can give an alarm in time before the gas reaches the dangerous concentration.

Industrial explosion-proof design

Suitable for high temperature, humidity, electromagnetic interference and other complex industrial environments.

Multiple signal output modes

Support:

4-20mA analog output
RS485 Modbus communication
Relay alarm output

Convenient access to PLC and industrial control system.

Multistage alarm system

Low alarm and high alarm thresholds can be set, supporting acousto-optic alarm and system linkage.

Long life sensor & low maintenance cost

The sensor has stable performance, long service life and low daily maintenance requirements.

Application industry

Oil and gas industry

Used for pipeline monitoring, drilling platforms, LNG stations and natural gas storage facilities.

Petrochemical industry

Suitable for refineries, chemical reaction devices, storage tanks and process areas.

Mining industry

Used for underground mine ventilation system and dangerous gas area monitoring.

Industrial manufacturing industry

Suitable for welding workshop, spraying workshop and production environment with combustible gas risk.

electricity industry

Used for hydrogen cooling system and fuel gas monitoring.

Sewage treatment and biogas system

Used for monitoring biogas and methane gas.

Closed space operation

It is suitable for monitoring the closed environment such as tunnels, storage tanks and underground spaces.

Why choose HRP-T1000-A?

Compared with traditional gas detection equipment, HRP-T1000-A has higher stability, faster response speed and stronger environmental adaptability, which can meet the long-term operation requirements in complex industrial environment.

At the same time, it supports a variety of communication interfaces, and can easily access the modern industrial safety monitoring system to realize centralized management and intelligent early warning.

Fixed Combustible Gas Detector HRP-T1000-A FAQ

1. What is the Fixed Combustible Gas Detector HRP-T1000-A?

HRP-T1000-A is a fixed gas detection equipment for continuous monitoring of combustible gas concentration in industrial environment.

The equipment can detect the leakage of combustible gas in the environment in real time. When the gas concentration reaches the preset alarm value, it will remind the staff by means of sound and light alarm to help reduce the risk of fire and explosion.

HRP-T1000-A is widely used in oil and gas, chemical plants, manufacturing industries, gas stations, boiler rooms and other places with combustible gas risks.

2. What gases can HRP-T1000-A detect?

HRP-T1000-A is mainly used to detect flammable gases.

Depending on different sensor configurations, the device can detect:

Methane (CH₄)
Natural gas
Liquefied petroleum gas (LPG)
Hydrogen (H₂)
Propane
Other combustible gases

Users can choose corresponding gas sensors according to different industrial application requirements.

3. What is the working principle of HRP-T1000-A combustible gas detector?

HRP-T1000-A continuously detects the concentration of combustible gas in the surrounding environment through the built-in gas sensor.

When the combustible gas in the air enters the sensor, the detection element will respond according to the gas concentration and convert the signal into an electrical signal for output.

The equipment then displays the current gas concentration value, and when the detected data exceeds the set alarm threshold, the alarm function will be started immediately.

According to different application requirements, fixed gas detectors usually use catalytic combustion sensors or infrared sensors for detection.

4. What are the main features of HRP-T1000-A?

HRP-T1000-A has the following advantages:

Real-time monitoring of combustible gas concentration
Digital concentration display
Support high and low alarm settings
Acousto-optic alarm prompt
Support 24-hour continuous operation
Industrial protective structure
Simple installation and convenient maintenance
Connectable industrial control system

5. Where can HRP-T1000-A be installed?

HRP-T1000-A is suitable for industrial sites where combustible gas leakage may occur, such as:

Petroleum refinery
Chemical production workshop
Natural gas storage area
Gas station
Boiler room
Laboratory
Industrial production workshop
Energy facilities

Stationary gas detectors are usually installed near potential leakage sources in order to find gas leakage in time before dangerous concentrations are formed.

6. What is the difference between a fixed gas detector and a portable gas detector?

The fixed gas detector is usually installed in a fixed position to continuously monitor the gas concentration in a certain area for a long time.

The portable gas detector is carried by the staff and used for patrol inspection or safety inspection when entering dangerous areas.

Fixed detector is more suitable for:

Long-term online monitoring
Large industrial area
Automatic alarm system

Portable detector is more suitable for:

Daily inspection
Limited space operation
Temporary detection task

7. Does HRP-T1000-A have alarm function?

Yes.

HRP-T1000-A has the function of gas overrun alarm. When the concentration of combustible gas exceeds the set value, it will start the alarm.

Alarm modes include:

Audible alarm
LED lighting alarm
Relay output
Connect external alarm controller

Help staff to take emergency measures quickly.

8. How to install HRP-T1000-A?

The specific installation method needs to be determined according to the site environment and the type of gas to be detected.

General installation steps include:

Select the appropriate installation location;
Fix the detector near the wall or equipment;
Connect the power supply and signal line;
Setting alarm parameters;
Complete calibration and functional test.

It is recommended that the installation be carried out by professionals to ensure the detection accuracy and stable operation of the equipment.

9. How often does HRP-T1000-A need to be calibrated?

The calibration period depends on the following factors:

Operational environment
Detecting gas type
Sensor type
Local safety standard requirements

Usually, the fixed gas detector in industrial environment needs to be calibrated and tested regularly to ensure the detection accuracy and reliability.

10. Can HRP-T1000-A be connected to the gas alarm controller?

Sure.

HRP-T1000-A supports the connection with gas alarm controller and industrial safety system.

The equipment can transmit the gas concentration signal to the control host to realize:

Centralized monitoring
Unified alarm management
Data management
Emergency linkage control

11. Which industries need to install fixed combustible gas detectors?

Industries involving the production, storage or use of combustible gases usually need to install fixed gas detection equipment, such as:

Petrochemical industry
Natural gas industry
Chemical manufacturing industry
Pharmaceutical industry
Electricity industry
A factory that uses gas equipment
Industrial heating system

Continuous gas monitoring can effectively reduce the risk of safety accidents caused by gas leakage.

12. What is the detection range of HRP-T1000-A?

The detection range of HRP-T1000-A varies according to the selected sensor type and detection gas.

For combustible gas detection, the percentage of LEL (Lower Explosion Limit) is usually used as the measurement unit to indicate how far the concentration of combustible gas in the current environment is from the dangerous explosion range.

13. What maintenance does HRP-T1000-A need?

In order to ensure the long-term stable operation of the equipment, it is necessary to carry out:

Check the sensor status
Cleaning equipment surface
Test alarm function
Perform gas calibration
Check the line connection

Proper maintenance can prolong the service life of the sensor and ensure the accurate detection results.

14. Can HRP-T1000-A be used in harsh industrial environment?

Sure.

HRP-T1000-A is specially designed for gas safety monitoring in industrial environment, which can meet the needs of long-term stable operation.

Applicable to:

Dust environment
Industrial equipment area
Temperature change environment
Continuous operation site

For special dangerous areas, appropriate installation methods and protection levels should be selected according to the site environment.

15. Why choose HRP-T1000-A fixed combustible gas detector?

HRP-T1000-A provides a reliable solution for industrial combustible gas monitoring.

Its main advantages include:

Continuous on-line gas detection
Fast alarm response
Clear digital display
Industrial-grade structural design
Flexible installation mode
Improve workplace safety

By finding combustible gas leakage in advance, HRP-T1000-A can help enterprises reduce the explosion risk and improve the overall safety management level.

Single Gas Detec

Detected Gases: Combustible Gas
Detection Principle: Catalytic Combustion
Sampling Method: Natural Diffusion
Detection Range: PPM, %LEL, %VOL, mg/m³
Response Time: LEL < 30 s (T90), Toxic Gas < 60 s
Setting Method: Button or Remote Control
Power: DC 24 V ±12 V ≤ 3 W
Output Signal: 4-20 mA / RS485 or Both
Transmission Distance: < 1000 m
Operating Temperature: -20℃ - +55℃
Relative Humidity: ≤ 95% RH (Non-condensing)
Explosion-Proof Rating: ll 2G Ex db lIC T6 Gb
Ingress Protection: IP66
Enclosure Material: Die-Cast Aluminum (Optional: 304 Stainless Steel)
Dimensions: 195 x 185 x 95 mm
Weight: < 1000 g
Cable Entry: M20 x 1.5 or G1/2
Mounting Method: Wall-Mounted

Fixed-Combustible-Gas-Detector-HRP-T1000-A-side-view

LED Display Screen(Optional, not required):

This gas concentration monitoring display screen features a dual-color display and connects to the host computer via RS485 protocol. It is primarily used to display real-time concentration data for various gases. The font colors differ between alarm and normal states. Normal state text is blue, while alarm state text is red.

Mounting Bracket(Optional selection):

High-strength metal mounting brackets are specifically designed for mounting gas monitors and actuators, and are typically used for wall-mounted installations.

Calibration Hood(Optional selection):

This is a standard calibration cover specially designed for HIREP series fixed gas detectors, which is used for fast and accurate gas concentration calibration and sensor testing on the equipment site. It has simple structure and good sealing performance, which ensures that the gas can evenly cover the sensor probe during calibration and avoid external interference.

Sampling Tube(Optional):

The sampling tube is made of polytetrafluoroethylene (PTFE), which is resistant to high temperatures and corrosion. It is usually used in conjunction with an external pump to safely and stably deliver the gas to be tested in the environment to the sensor analysis unit. It is suitable for remote sampling, detection in confined spaces, or gas monitoring under complex working conditions.

Explosion-Proof Cable Gland(Optional):

Used for the safe wiring connection of fixed gas detector, alarm host or electrical equipment in explosive environment. Its structure conforms to international explosion-proof standards, ensuring reliable sealing and electrical isolation in flammable and explosive gas environment and preventing accidents caused by sparks or high temperature.

Rain cover(Optional):

Prevents rainwater, dew, and spray water from entering the detector housing, circuitry, and sensor cavity, preventing short circuits due to moisture on the circuit board, reducing rainwater corrosion, and minimizing aging damage to the detector housing and probe caused by ultraviolet radiation. Significantly improves equipment durability, especially suitable for outdoor, open-air, and factory outdoor installation scenarios.

	Name	Chemical Formula	Lower Explosive Limit(Volume Fraction)in Air%VOL\|Lower Limit	Serial No	Name	Chemical Formula	Lower Explosive Limit(Volume Fraction)in Air%VOL\|Lower Limit
	Name	Chemical Formula		Serial No	Name	Chemical Formula
1	Ethane	C₂H₆	3.0	49	Cyclohexane	CH₂ (CH₂)₄CH₂	1.2
2	Ethanol	C₂H₅OH	3.4	50	Cyclohexanol	CH₂ (CH₂)₃CHOHCH₂	1.2
3	Ethylene	C₂H₄	2.8	51	Cyclohexanone	CH₂ (CH₂)₃COCH₂	2.8
4	Hydrogen	H₂	4.0	52	Cyclopropane	CH₂CH₂CH₂	2.4
5	Methane	CH₄	5.0	53	Decane	C₁₀H₁8	0.7
6	Methanol	CH₃OH	5.5	54	Cyclohexene	CH₂ (CH₂)₃CHCHCH₂	1.2
7	Acetylene	C₂H₂	2.5	55	Diacetone Alcohol	(CH₃)₂COHCH₂COCH₃	1.8
8	Propanol	C₃H₇OH	2.5	56	Di-n-butyl Ether	C₄H₉OC₄H₉	0.9
9	Propane	C₃H₈	2.2	57	Dichlorobenzene	(C₆H₄)Cl₂	2.2
10	Propylene	C₃H₆	2.4	58	Diethylamine	(C₂H₅)₂NH	1.7
11	Toluene	C₆H₅CH₃	1.2	59	Dimethylamine	(CH₃)₂NH	2.8
12	Xylene	C₆H₄ (CH₃)₂	1.0	60	Dimethylaniline	(CH₃)₂C₆H₃NH₂	1.2
13	Dichloromethane	C₂H₄Cl₂	5.6	61	Dicyclohexylamine	(CH₂)₄O₂	1.9
14	Dichloroethylene	C₂H₂Cl₂	6.5	62	Ethylene Oxide	OCH₂CH₂CH₂	1.9
15	Dichloropropane	C₃H₆Cl₂	3.4	63	Diethyl Ether	C₂H₅OC₂H₅	1.8
16	Diethyl Ether	C₂H₅OC₂H₅	1.7	64	Ethyl Acetate	CH₃COOC₂H₅	2.1
17	Dimethyl Ether	CH₃OCH₃	3.0	65	Ethyl Acrylate	CH₂CHCO₂C₂H₅	1.7
18	Formaldehyde	CH₂OCH	4.0	66	Styrene	C₆H₅C₂H₃	1.0
19	Acetic Acid	CH₃COOH	4.0	67	Ethylene Oxide	CH₂CH₂O	2.6
20	Acetone	CH₃COCH₃	2.3	68	Ethanethiol	C₂H₅SH	2.3
21	Acetyl Chloride	(CH₃CO)₂CH₂	1.7	69	Ethyl Mercaptan	C₂H₅SCH₃	2.0
22	Chloroform	CH₃COCl	5.0	70	Methyl Ethyl Ketone	C₃H₇COCH₃	1.8
23	Acrylonitrile	CH₂CHCN	2.8	71	Ethylamine	C₂H₅NH₂	3.5
24	Allyl Chloride	CH₂CHCH₂Cl	3.2	72	Gasoline	—	0.9
25	Methylacetylene	CH₃CCH	1.7	73	Kerosene	—	0.7
26	Amyl Acetate	CH₃CO₂C₅H₁1	1.0	74	Turpentine	—	1.8
27	Aniline	C₆H₅NH₂	1.2	75	Nitrobenzene	C₆H₅NO₂	1.8
28	Benzene	C₆H₆	1.2	76	Nitromethane	CH₃NO₂	7.1
29	Benzaldehyde	C₆H₅CHO	1.4	77	Phenol	C₆H₅OH	1.3
30	Benzyl Chloride	C₆H₅CH₂Cl	1.1	78	Phenylacetylene	C₆H₅C₂H	1.1
31	Bromobenzene	C₆H₅CH₂Br	2.5	79	Ethylbenzene	C₆H₄C₂H₅	1.0
32	Bromoethane	CH₃CH₂Br	6.7	80	Methyl Formate	HCOOC₂H₅	2.7
33	Butadiene	CH₂CHCHCH₂	2.0	81	p-Dioxane	C₄H₈O₂	2.0
34	Butane	C₄H₁0	1.9	82	Isobutane	i-C₄H₁0	1.8
35	Butanol	C₄H₉OH	1.8	83	Naphthalene	C₁₀H₈	1.9
36	Butylene	C₄H₈	1.6	84	Nonane	CH₃ (CH₂)₇CH₃	0.7
37	Butyraldehyde	C₃H₇CHO	1.4	85	Nonanol	CH₃ (CH₂)₇CH₂OH	0.8
38	Butyl Butyrate	C₃H₇COOC₄H₉	1.2	86	Valeraldehyde	C₆H₁₀0	1.2
39	Butyl Methyl Ketone	C₄H₉COCH₃	1.2	87	Pentane	C₅H₁2	1.4
40	Carbon Disulfide	CS₂	1.0	88	Pentanol	C₅H₁₁OH	1.2
41	Chlorobenzene	C₆H₅Cl	1.3	89	Propylamine	C₃H₇NH₂	2.0
42	Chlorobutane	C₄H₉CH₂Cl	1.8	90	Propyl Methyl Ketone	C₄H₉COCH₃	1.5
43	Chloroethane	CH₃CH₂Cl	3.8	91	Pyridine	C₅H₅N	1.7
44	Chloroethylene	CH₂CHCl	3.8	92	Tetrahydrofuran	C₄H₈O	2.0
45	Chloromethane	CH₃Cl	8.1	93	Tetrahydrofurfuryl	C₅H₁₀O₂	1.5
46	2-Chloropropane	CH₃CHCICH₃	2.6	94	Triethylamine	(C₂H₅)₃N	1.2
47	Cresol	C₆H₄OH	1.1	95	Trimethylamine	(CH₃)₃N	2.0
48	Cyclobutane	CH₂CH₂CH₂CH₂	1.8	96	Trioxane	(CH₂O)₃	3.0

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