ST8990 Multi Gas Detector 4 in 1 (Oxygen CO H2S āđāļĨāļ° Combustible Gas) āļžāļĢāđ‰āļ­āļĄ Inspection Report

Original price was: ฿15,000.00.Current price is: ฿13,500.00.

ST8990 āđ€āļ›āđ‡āļ™āđ€āļ„āļĢāļ·āđˆāļ­āļ‡āļ•āļĢāļ§āļˆāļ§āļąāļ”āđāļāđŠāļŠ 4 in 1 āđ„āļ”āđ‰āđāļāđˆ Oxygen āđāļĨāļ° Carbon Monoxide āđāļĨāļ° H2S āđāļĨāļ° Combustible Gas āļĄāļĩ Alarm āđ€āļĄāļ·āđˆāļ­āļ›āļĢāļīāļĄāļēāļ“āđāļāđŠāļŠāđ€āļāļīāļ™āļāļ§āđˆāļēāļ„āđˆāļēāļ—āļĩāđˆāļ•āļąāđ‰āļ‡āđ„āļ§āđ‰ āđ‚āļ”āļĒāļ—āļĩāđˆāđ€āļŠāļĩāļĒāļ‡ Alarm āļ”āļąāļ‡āļ›āļĢāļ°āļĄāļēāļ“ 80 dB

  • āļĒāđˆāļēāļ™āļ§āļąāļ” O2 : 0~30% VOL
  • āļĒāđˆāļēāļ™āļ§āļąāļ” CO : 0~999 PPM
  • āļĒāđˆāļēāļ™āļ§āļąāļ” H2S : 0~500 PPM
  • āļĒāđˆāļēāļ™āļ§āļąāļ” Combustible Gas : 0~100%
  • āļžāļĢāđ‰āļ­āļĄāđƒāļšāļĢāļąāļšāļĢāļ­āļ‡ Inspection Report āļˆāļēāļāđ‚āļĢāļ‡āļ‡āļēāļ™

āļŠāļ­āļšāļ–āļēāļĄāļ‚āđ‰āļ­āļĄāļđāļĨāļŠāļąāđˆāļ‡āļ‹āļ·āđ‰āļ­ āļ‚āļ­āđƒāļšāđ€āļŠāļ™āļ­āļĢāļēāļ„āļē

Multi Gas Detector āļĢāļļāđˆāļ™ ST8990 āđ€āļ›āđ‡āļ™āđ€āļ„āļĢāļ·āđˆāļ­āļ‡āļ•āļĢāļ§āļˆāļ§āļąāļ”āđāļāđŠāļŠāļŦāļĨāļēāļĒāļŠāļ™āļīāļ”āđ„āļ”āđ‰āđāļāđˆ Oxygen āđāļĨāļ°Â  Carbon Monoxide āđāļĨāļ° Hydrothion āđāļĨāļ° Combustible Gas āđ‚āļ”āļĒāļĄāļĩāļĒāđˆāļēāļ™āļāļēāļĢāļ§āļąāļ” O2: 0~30% VOL āđāļĨāļ° CO : 0~999 PPM āđāļĨāļ° H2S : 0~500 PPM āđāļĨāļ° Combustible Gas : 0~100% āļĄāļĩ Alarm

āđ€āļĄāļ·āđˆāļ­āļ›āļĢāļīāļĄāļēāļ“āđāļāđŠāļŠāđ€āļāļīāļ™āļāļ§āđˆāļēāļ„āđˆāļēāļ—āļĩāđˆāļ•āļąāđ‰āļ‡āđ„āļ§āđ‰ āđ‚āļ”āļĒāļ—āļĩāđˆāđ€āļŠāļĩāļĒāļ‡ Alarm āļ”āļąāļ‡āļ›āļĢāļ°āļĄāļēāļ“ 80 dB āđ€āļ„āļĢāļ·āđˆāļ­āļ‡āļ§āļąāļ”āļ–āļđāļāļ­āļ­āļāđāļšāļšāļĄāļēāđ€āļžāļ·āđˆāļ­āļ›āđ‰āļ­āļ‡āļāļąāļ™āļāļēāļĢāļĢāļ°āđ€āļšāļīāļ” (Explosion-proof)  āļ„āļļāļ“āļ āļēāļžāļŠāļđāļ‡āļĄāļĩāđƒāļšāļĢāļąāļšāļĢāļ­āļ‡ Inspection Report āļˆāļēāļāđ‚āļĢāļ‡āļ‡āļēāļ™ āļ‚āļēāļĒāļĢāļēāļ„āļēāļ–āļđāļ āļˆāļąāļ”āļŠāđˆāļ‡āļ—āļąāđˆāļ§āđ„āļ—āļĒ

āļ„āļļāļ“āļŠāļĄāļšāļąāļ•āļī ST8990 āļŠāļēāļĄāļēāļĢāļ–āļ•āļĢāļ§āļˆāļ§āļąāļ”āđ„āļ”āđ‰ 4 āļŠāļ™āļīāļ”āļŦāļĨāļąāļāđ†

  • āļ§āļąāļ”āļ›āļĢāļīāļĄāļēāļ“āļāđŠāļēāļ‹āļ­āļ­āļāļ‹āļīāđ€āļˆāļ™ (Oxygen)
  • āļ§āļąāļ”āļ„āļēāļĢāđŒāļšāļ­āļ™āļĄāļ­āļ™āļ™āļ­āļāđ„āļ‹āļ”āđŒÂ  (Carbon Monoxide)
  • āļ§āļąāļ”āđ„āļŪāđ‚āļ”āļĢāđ€āļˆāļ™āļ‹āļąāļĨāđ„āļŸāļ”āđŒ (Hydrogen sulfide)
  • āđāļāđŠāļŠāļŦāļĢāļ·āļ­āđ„āļ­āļĢāļ°āđ€āļŦāļĒāļ‚āļ­āļ‡āļŠāļēāļĢāđ„āļ§āđ„āļŸ (LEL:Lower Explosive Limit) āđ„āļ”āđ‰āđāļāđˆāđāļāđ‡āļŠāļ”āļąāļ‡āļ•āđˆāļ­āđ„āļ›āļ™āļĩāđ‰ [Methane, Ethane, Propane, Butane, Gasoline (Liquid), Kerosene (Liquid), City gas,Liquefied, petroleum gas, Turpentine (Liquid)]

4-in-1 detector can effectively predict the concentration of dangerous gases and issue an alarm, allowing you to respond quickly, reducing property losses and ensuring personal safety.

This 4-in-1 gas alarm detector adopts advanced integrated circuit technology, embedded microcomputer control, high-quality imported double gas sensors, excellent sensitivity and excellent repeatability.

Specification ST8990

  • Gas Type : Oxygen / Carbon Monoxide /Hydrothion / Combustible Gas
  • Measuring range : O2: 0~30% VOL,CO : 0~999 PPM,H2S : 0~500 PPM,Combustible Gas : 0~100% LEL
  • Resolution : 0.1% / 1mo/mol(ppm) / 1%
  • Measuring Principle : Electrochemical principle
  • Low / High Alarm : YES
  • Alarm Setting : YES
  • Alarm : Sound, Light Alarm. Adjustable Alarm values, Alarm sound up to 80 db.
  • Operating temperature : -10~50C
  • Operating humidity : 15%-95%RH (Standard)
  • Power : 3.7V li-battery
  • Product Net Weight : 200g
  • Product Size : 120.2*64.5*38.3mm

ST8990 āļžāļĢāđ‰āļ­āļĄāđƒāļšāļĢāļąāļšāļĢāļ­āļ‡ Inspection Report āļˆāļēāļāđ‚āļĢāļ‡āļ‡āļēāļ™

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āļŠāļ­āļšāļ–āļēāļĄāļ‚āđ‰āļ­āļĄāļđāļĨ āļŠāļąāđˆāļ‡āļ‹āļ·āđ‰āļ­ āļ‚āļ­āđƒāļšāđ€āļŠāļ™āļ­āļĢāļēāļ„āļē