Wall mounted toxic gas detector, xylene concentration detection alarm

Note: This price is for display only, and the actual price is subject to the quotation!

Chicheng QB10NWall mounted toxic gas detector, xylene concentration detection alarmFocusing on the production of gas alarms for 17 years in the industry, the instrument is suitable for factory applications. The LED digital display displays the concentration value of leaked gas in real time, and immediately activates the sound and light alarm signal or drives the exhaust system when the preset alarm point is reached; Isolation explosion-proof shell design, with optional pipeline and tank connection accessories for testing, and optional 220V power supply for use; Standard 4-20mA signal output, relay output, 485 signal output, connected to control host, computer monitoring software.

The QB10N styrene detector detects gas concentration through natural diffusion, using imported sensors with excellent sensitivity and repeatability; LED digital displays suitable for factory applications display the concentration value of leaked gases in real time, and immediately activate sound and light alarm signals or drive exhaust systems when the preset alarm point is exceeded; The international standard (4~20) mA signal can be directly connected to the factory DCS system, and the RS485 digital signal is connected to the factory upper computer; The instrument adopts embedded microcontroller technology, with simple operation, complete functions, high reliability, and reliable overall performance.

Main functions:

♦ Using gas sensors for longer lifespan, stable and accurate measurement results
♦ The whole machine complies with EMC design standards, has anti electromagnetic interference capability, and is suitable for various complex industrial sites
♦ Multiple signal output methods, capable of simultaneously outputting 4-20mA analog signals and RS485 digital signals
♦ Fully automatic temperature and humidity compensation technology, with accurate and effective measurement data
♦Equipped with an infrared remote control, there is no need to open the cover, making on-site operation of the instrument safer and more convenient
♦ Flexible and versatile installation methods, simple and fast installation process, suitable for various installation sites

Gas detection: Ethylene (widely used in the field of agricultural ripening)
Detection principle: catalytic combustion detection, electrochemical detection
Detection method: Free diffusion type (pump suction optional), fixed, online, long-term continuous operation
Installation methods: wall mounted, circulating, and pipe holding (pipe thread size: M45X1.5mm or gas extraction detection in the pipeline)
Measurement range: 0-10ppm, 100ppm, 500ppm, 1000ppm, 2000ppm, 100% LEL, etc. are optional
Resolution: 0.01ppm, 0.1ppm, 1ppm, 0.1% LEL
Accuracy: ≤± 3% (optional higher requirements)
Response time: ≤ 20 seconds (T90)
Recovery time: ≤ 20 seconds
Interface display: 2 high-definition LCD screens
Alarm output: Output sound and light alarm
Signal output: Users can choose according to their actual requirements, with a transmission distance of up to 2000 meters (wireless signal transmission is optional to save installation costs)
a、 Three wire 4-20mA current signal output, can be connected to various alarm controllers, PLCs, DCS and other control systems
b. RS-485 digital signal output, connected to RS232 adapter card to store data on computer (optional function)
c、 2 sets of relay outputs: passive electric shock capacity 220VAC 3A or 24VDC 3A (optional function)
d、 Alarm signal output: on-site sound and light alarm, alarm sound:>110 decibels
Shell material: die cast aluminum+sandblasted oxidation, explosion-proof and corrosion-resistant
Explosion proof grade: ExdII CT6
Protection level: IP66
Execution standards: GB15322.1-2003, GB3836.1-2010, GB3836.2-2010, GB3836.4-2010
Working temperature: -20 ℃~+70 ℃ (customized for special requirements)
Working humidity: ≤ 95% RH, no condensation (humidity>90% RH, condensation can be matched with a filter)
Working voltage: 24VDC (12-36VDC), optional direct connection to 220V voltage