The on-site sulfur dioxide detector with sound and light alarm integrated machine has an explosion-proof rating of Exia Ⅱ CT6 Ga; Imported sensors with high precision and long lifespan; Automatic temperature compensation, zero point, and full-scale drift compensation; Automatic protection function against high concentration gas impact
① Imported high-performance electrochemical sulfur dioxide sensor with excellent anti-interference performance
② Adopting advanced microprocessor technology, it has fast response speed, high measurement accuracy, good stability and repeatability
③ The detection site has on-site sound and light alarm function, and the gas concentration exceeds the standard and immediately alarms, which is a safety guarantee for dangerous on-site operations
④ On site backlit large screen multi parameter LCD display, visually displaying gas concentration, type, unit, working status, etc
⑤ Independent chamber, no need for on-site calibration when replacing sensors, automatic identification of key sensor parameters
⑥ Full range temperature digital automatic tracking compensation ensures measurement accuracy
⑦ Full software automatic calibration function, this machine is equipped with standard four buttons to achieve single person single point on-site maintenance of technical parameters
Fixed online sulfur dioxide sound and light alarm detector
A、 Suitable for Zone 0, Zone 1, Zone 2, locations containing explosive gas mixtures of Class IIA-IIC and T1-T6;
B、 The product has passed the inspection of the National Explosion proof Electrical Product Quality Inspection Center and obtained the Explosion proof Certificate of Conformity;
Explosion proof connection thread: 3/4'NPT
Maximum transmission distance: 1100 meters (Rvv0.75 square millimeter shielded cable), supports wireless transmission without wiring
Working temperature: -20 ℃~+50 ℃
Relative humidity: 10% to 95% RH
Output signal: Users can choose according to their actual requirements, with a maximum transmission distance of 2000 meters (single core 1mm ² shielded cable)
① Three wire 4-20mA current signal output
② RS-485 digital signal output, combined with RS232 adapter card, can store data on the computer (optional)
③ 2 sets of relay outputs: passive electric shock capacity 220VAC 3A, 24VDC 3A
④ Alarm signal output: on-site sound and light alarm, alarm sound:<90 decibels
• Connection method: 3/4 "NPT internal thread
Shell material: die cast aluminum, explosion-proof and corrosion-resistant
• Working power supply: 24VDC (12-30VDC)
• Maximum power consumption: 3W
• Working temperature: -20~50 ℃ (customized according to special requirements)
• Working humidity: ≤ 95% RH, no condensation (humidity>90% RH, can be equipped with a filter)
Work pressure: ≤ 200Kpa
• Size: 220 × 220 × 90mm
• Weight: 1.7Kg
Fixed online sulfur dioxide sound and light alarm detectorWidely used in industries such as petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, and pharmaceuticals