Nitrogen Dioxide Alarm

A nitrogen dioxide alarm detects the concentration of nitrogen dioxide in the air through an electrochemical sensor and triggers audible and visual alarms when the concentration exceeds the set threshold. It is used in places such as chemical plants and printing facilities where there is a risk of nitrogen dioxide leakage to ensure personnel safety.
Selection
When making a selection, consider whether the detection range covers the needs of the application scenario, confirm the sensor lifespan and calibration cycle, check the protection rating to ensure suitability for the installation environment, verify alarm response speed and false alarm rate, and review product certification qualifications and after-sales service support.

Terms

Standards

Instruments

Using industrial grade Sensor to detect nitrogen dioxide gas, range 0~ 20ppm, resolution 0.1ppm, Response Time T90 < 60s, with waterproof, dustproof and explosion-proof characteristics, small and durable.

$ 248.00

Electrochemical sensor, range 0-2000ppm, accuracy +/- 2% F. S, with Intrinsic Safety (IS) design and a variety of signal output, support remote monitoring and automatic Zero tracking.

$ 614.00

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with explosion-proof certification and a variety of signal output functions, suitable for long-term stable operation in harsh industrial environments.

$ 787.00

Electrochemical sensors imported, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with Intrinsic Safety (IS) design and automatic Zero tracking function, support a variety of signal output and remote monitoring.

$ 528.00

Electrochemical sensor technology, detection accuracy of +/- 2% F. S, Response Time less than 10 seconds, with intrinsically safe circuit design and explosion-proof certification, support a variety of signal output and remote monitoring functions.

$ 604.00

Electrochemical sensor, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, Intrinsic Safety (IS) design, support RS485 and 4-20mA dual output, suitable for gas concentration monitoring in hazardous environments.

$ 528.00

Imported Electrochemical sensor, detection accuracy +/- 2% F.S, Response Time < 10s, with intrinsically safe circuit design and explosion-proof certification, support RS485 and 4-20mA dual output, suitable for various harsh industrial environments.

$ 604.00

Using electrochemistry principle to detect 0-100ppm sulfur dioxide, with 4G/WIFI wireless communication, IP66 Protection Rating, four Alarm modes and 12-55 hours battery life, support remote paraMeter configuration and temperature compensation algorithm.

$ 588.00

Imported Electrochemical sensor, detection accuracy +/- 2% F. S, Response Time less than 10 seconds; with intrinsically safe circuit design and explosion-proof certification, support RS485 and 4-20mA signal output, suitable for real-time monitoring of various industrial environments.

$ 604.00

Electrochemical sensor technology, detection accuracy +/- 2% F. S, Response Time less than 10 seconds, with explosion-proof certification and a variety of signal output interfaces, support remote real-time monitoring and automatic Zero tracking, suitable for hazardous environment Gas detection.

$ 604.00

MCU chip to achieve low power consumption operation, equipped with intelligent Sensor to ensure +/- 3% detection accuracy and 30 seconds Response speed, with explosion-proof structure and a variety of signal output interfaces, support remote alarm and wireless transmission function.

$ 719.00

Adopt automatic nitrogen measurement distillation system, nitrogen measurement range 0.1-200 mgN, collection rate ≥ 99%, repeability rate < +/- 1% relative to Standard Deviation, semi-automatic working mode, distillation time 5-15 minutes, suitable for a variety of sample analysis.

$ 493.00

It can simultaneously detect 9 paraMeters such as residual chlorine, chlorine dioxide, ammonia nitrogen, etc., with a resolution of 0.001mg/L. It adopts high-intensity long-life Illuminant and micro-processing technology to ensure long-term stable operation.

$ 877.00

Support simultaneous detection of 4 kinds of gases, integrated temperature Humidity detection function, physical + software double revisit Humidity compensation, Response Time T90 ≤ national standard, detection accuracy ≤ +/- 3% FS, with a variety of alarm and remote monitoring capabilities.

$ 658.00

Contains 1 pack of total nitrogen base Reagent, 1 pack of potassium persulfate powder, 25 packs of anti-interference agent and 25 packs of acid Reagent, suitable for DGB-401 instrument, providing complete detection components.

$ 164.00