Oil and Gas Gas Alarm

Gas detectors monitor the concentration of combustible gases in the air through sensors and emit audible and visual alarms when the concentration exceeds a preset threshold. They are used for leak monitoring in places such as petrochemical plants and gas stations to ensure on-site safety.
Selection
When selecting, consider the types of gases to be detected, the measurement range, and explosion-proof ratings. Pay attention to the sensor lifespan and calibration cycles. Determine whether a fixed or portable device is needed based on the installation environment, and check the protection rating to ensure suitability for temperature and humidity conditions.

Terms

Instruments

Support 16 4-20mA signal input, 4.3 inch color screen display, can store 20000 alarm records, with two-level alarm and four sets of relay output, suitable for multi-point centralized control of Gas detection.

$ 259.00

Support 4-20mA/RS485 signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching quantities, two-level alarm can be freely set, suitable for gas safety detection.

$ 259.00

Supports 4-20mA signal input, compatible with two-wire and three-wire devices, provides 6 passive switches and RS485 interfaces, with two-level alarm settings, operating temperature 0-40 ℃, suitable for gas safety detection.

$ 212.00

Adopting pure oil-free technology, the output gas is clean and oil-free; equipped with a 30L gas storage Tank and 750W Power, the noise is as low as 59dB; with automatic pressure control and overload protection, the service life exceeds 15,000 hours.

$ 687.00

Support 4-20mA signal input and RS485 upload, with 2-level alarm and 2 relay output, compatible with two-wire and three-wire equipment, fast response speed and high measurement accuracy, suitable for a variety of Gas detection scenarios.

$ 140.00

The pure oil-free design ensures that the gas has no oil molecules, the noise is as low as 59dB, the lame plating in the gas storage Tank is rust-proof, the service life is more than 15,000 hours, the exhaust pressure is adjustable from 5 to 8 Bar, and the automatic pressure switch controls start and stop.

$ 1201.00

Support 4-20mA signal input, compatible with two-wire and three-wire devices, providing up to 6 passive switching and sound and light alarm functions, operating temperature 0-40 ℃, suitable for a variety of Gas detection scenarios.

$ 183.00

Adopting a pure oil-free lubrication piston system, equipped with a 60L anti-rust and antibacterial gas storage Tank, with an exhaust capacity of 304L/min and a noise of only 60dB. It has multiple automatic protection functions and is easy to operate without the need for a special person to be on duty.

$ 1251.00

Using Industrial Sensor, Response Time less than 30 seconds, accuracy +/- 3% FS, shell explosion-proof structure, 4-20mA standard signal output, can detect a variety of gas concentrations and have sound and light alarm function.

$ 267.00

Two-channel split design supports multi-point centralized control, with 4-20mA signal input and two-level alarm settings, microprocessor to ensure accurate monitoring, relay output can drive external equipment linkage, Operating temperature range -10~ 50 ℃.

$ 140.00

The imported movement motor has strong Power, the exhaust capacity is 456L/min to meet the high efficiency demand, the noise is only 53dB, and the operation is quiet. The gas storage Tank is treated with anti-rust and anti-bacterial treatment to ensure that the gas is clean.

$ 1689.00

Detect NH3 gas, range 0~ 100ppm, resolution 0.1ppm, Response Time T90 ≤ 120s, support sound and light alarm, Operating temperature -10~ 50 ℃, Working time for more than 60 hours, Portable design weighs only 170 grams.

$ 328.00

Explosion-proof structure design, Response Time is less than 30 seconds, with 4-20mA standard signal output, can detect a variety of gas concentrations and set high and low alarm points to ensure industrial environment safety monitoring.

$ 267.00

Electrochemical sensor, Response Time less than 30 seconds, Measurement accuracy +/- 3% FS, 4-20mA standard signal output and passive relay control port, suitable for a variety of Gas detection needs.

$ 267.00

Using Semiconductor Sensor, Response Time T90 is less than 10 seconds, detecting a variety of combustible gases, range 0~ 50% LEL, with sound and light alarm and LED large screen display.

$ 141.00