Fixed LCD Combustible gas detector HRP-T2000-A

Fixed LCD Combustible gas detector HRP-T2000-A

This industrial-grade stationary gas monitoring equipment, equipped with a high-definition LCD backlit display, enables real-time data visualization, convenient operation, and 24-hour continuous monitoring, making it suitable for industrial scenarios that require on-site data viewing.It features a standard 4-20mA/RS485 signal output and can be integrated into existing systems as a modular device.

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Parameters
Accessories
Gases and Ranges

The fixed detector (LCD display model) is an industrial-grade gas monitoring device equipped with a high-definition LCD backlit display screen. It is tailor-made for high-risk industries such as petroleum, chemical, and gas. It solves the core pain points of traditional detectors without display, such as "the inability to view real-time concentration on site and the need to rely on the controller to query the equipment status". It realizes the integrated functions of high-definition data visualization on site, 24-hour continuous monitoring, and local alarm for exceeding thresholds. It is an intuitive and efficient choice for gas safety protection in industrial sites.

1.Significantly reduce the construction cost: there is no need to dig trenches or lay complicated cables and pipelines, which directly saves the high wire fee, threading pipe fee and manual construction cost.
2.Flexible deployment and ready-to-use: completely get rid of cable constraints, the equipment can be installed at any location at will, and can be flexibly moved with the adjustment of factory layout or temporary operation requirements.
3.Solve the difficulty of power supply in remote areas: it is especially suitable for harsh environments without power supply and network, such as long-distance field pipelines and unattended stations, and completely solve the problems of power acquisition and signal transmission.
4.Eliminate the hidden trouble of line fault: eliminate the risk of signal interruption and false alarm caused by aging, corrosion, rat bite or poor contact of the line, and only pay attention to the sensor and battery in the later maintenance.
5.Seamless access to the Internet of Things platform: it supports wireless fidelity such as 4G and LoRa, and the data is uploaded to the cloud in real time. Managers can realize remote monitoring and alarm linkage through mobile phones or computers.

HRP-T2000-A Fixed LCD Combustible Gas Detector

Fixed Gas Monitoring Solution for High-Definition Liquid Crystal Display Industry

HRP-T2000-A fixed LCD combustible gas detector is an industrial safety monitoring equipment, which is specially designed for continuous on-line monitoring of combustible gas in dangerous environment. The equipment is equipped with high-definition LCD screen, which can display gas concentration, alarm status and equipment operation information in real time, and is suitable for industrial application scenarios with high requirements for monitoring stability and visualization.

HRP-T2000-A can continuously monitor methane, propane, butane, hydrogen and other combustible gases, help enterprises effectively prevent fire and explosion accidents and improve the overall safety management level.

What is a Fixed LCD Combustible Gas Detector?

Fixed LCD combustible gas detector is a kind of safety equipment permanently installed in industrial field, which is used to continuously monitor the concentration of combustible gas and display the detection data in real time through LCD screen.

Compared with traditional LED digital display devices, LCD models have the following advantages:

The displayed information is richer and more intuitive.
The gas concentration reading is clearer.
Better visibility in different lighting environments.
Support more device status and parameter display.

HRP-T2000-A supports 24-hour continuous online operation and can be connected to industrial automation system to realize centralized monitoring and rapid emergency response.

Working Principle of HRP-T2000-A

According to different application requirements, HRP-T2000-A can be equipped with catalytic combustion sensor or infrared sensor to realize high-precision combustible gas detection.

Detection Process

Ambient air continuously enter that detection cavity of the sensor;
Combustible gas molecules interact with the sensor;
The sensor converts the change of gas concentration into an electrical signal;
The built-in microprocessor analyzes and processes the signal;
Real-time concentration data is displayed on the LCD screen;
Output data through 4-20mA or RS485 Modbus interface;
When the concentration exceeds the alarm threshold, the equipment automatically starts the acousto-optic alarm and outputs the relay linkage signal.

The whole monitoring process runs continuously, providing all-weather security for industrial sites.

Product Features and Advantages

High Definition LCD Liquid Crystal Display

Large LCD screen can display in real time:

Gas concentration data
Alarm status
Equipment operation state
Fault information
Communication status

Even in a complex industrial environment, the test results can be clearly read.

High-Precision Combustible Gas Detection

Can accurately detect:

Methane (CH₄)
Propane (C₃H₈)
Butane (C₄H₁₀)
Hydrogen (H₂)
Other industrial combustible gases

High detection stability and reliable long-term operation data.

24-Hour Continuous Online Monitoring

Suitable for fixed installation scenes, realize all-weather uninterrupted safety monitoring, and find out the hidden danger of gas leakage in time.

Quick Response Capability

The high-sensitivity sensor can quickly sense the change of gas concentration and give an early warning before the formation of dangerous concentration.

Industrial Explosion-Proof Design

The equipment adopts industrial explosion-proof structure design, which is suitable for:

Oil and gas industry
Chemical enterprise
LNG station
Storage tank area
All kinds of industrial workshops

Meet the requirements of long-term stable operation in dangerous areas.

Multiple Signal Output Modes

Support:

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

Easy access:

PLC system
DCS system
SCADA monitoring platform
Industrial internet of things platform

Realize remote monitoring and centralized management.

Multistage Alarm Function

Support:

Low alarm threshold setting
High alarm threshold setting
Acousto-optic alarm linkage
Relay control output

Help enterprises to respond quickly to sudden security incidents.

Long Service Life and Low Maintenance Cost

Industrial-grade sensors are provided with:

Long-term stable operation ability
Lower maintenance frequency
Lower use cost
High system reliability

Application Industry

Oil and Gas Industry

Applicable to:

Oil and gas pipeline
LNG receiving station
Natural gas pressure regulating station
Storage tank area
Marine drilling platform

Realize all-weather safety monitoring of combustible gas.

Petrochemical Industry

Widely used in:

Refinery
Chemical production plant
Process control area
Loading area
Dangerous goods storage area

Ensure the safe operation of the production process.

Electric Energy Industry

Apply to:

Hydrogen cooling system
Gas system
Energy storage project
Auxiliary facilities of power plant

Ensure the safe and stable operation of energy equipment.

Mining Industry

Applicable to:

Underground mine
Ventilation system
Dangerous gas monitoring point
High-risk operation area

Improve mine safety management level.

Industrial Manufacturing Industry

Used for:

Welding shop
Painting workshop
Fabricator
All kinds of industrial production lines

Reduce the risk of gas leakage.

Environmental Protection Industry

Applicable to:

Sewage treatment plant
Biogas engineering
Refuse landfill
Exhaust gas treatment system

Real-time monitoring of dangerous gas is realized.

Why Choose HRP-T2000-A?

Compared with the traditional fixed combustible gas detector, HRP-T2000-A has the following advantages:

High-definition LCD liquid crystal display, more intuitive information.
24-hour continuous online monitoring.
Fast detection speed and high precision.
Design of industrial explosion-proof structure.
Support multiple communication and output modes.
Multi-level alarm linkage function.
Easy access to automatic control system.
Long service life and low maintenance cost.

HRP-T2000-A can provide a more stable and safe flammable gas monitoring solution for industrial scenes requiring high reliability, high visualization and intelligent management.

Product Value

HRP-T2000-A fixed LCD combustible gas detector integrates gas detection, real-time display, alarm linkage and communication functions. Through continuous online monitoring and rapid early warning mechanism, it helps enterprises to reduce the risk of safety accidents, improve emergency response efficiency and build a more intelligent and efficient industrial gas safety management system.

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-LCD-Combustible-gas-detecto-HRP-T2000-A-frontage

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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