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Contact combustion type gas sensor NCH-180

  • Industrial
  • Industrial alarm
  • Contact combustion type
  • Combustible gas (for city gas)

NCH-180 is an explosion-proof gas sensor with NAP-56A housed in an explosion-proof housing.It is extremely compact and has a design-like finish compared to other Ex-certified devices of the same type.

Measurement range
City gas 0-60% LEL
Detection target gas
City Gas

Contact combustion type gas sensor NAP-57S

  • Industrial
  • Industrial alarm
  • Contact combustion type
  • Combustible gas (general)

NAP-57S is a single-head type industrial gas sensor with sensitivity to all combustible gases.It conforms to the Chinese GB standard and is mainly used in the Chinese market. It is characterized by higher gas sensitivity than NAP-55S and NAP-52A.

Measurement range
Flammable gas in general 0-50% LEL
Detection target gas
Combustible gas in general

Contact combustion type gas sensor NAP-52A

  • For consumer
  • Consumer alarm
  • Contact combustion type
  • Combustible gas (for city gas)

NAP-52A is a single-head type consumer gas sensor that is sensitive to combustible gas in general.It conforms to the Chinese GB standard and is mainly used in the Chinese market.Silicone has excellent durability and has a long life.

Measurement range
City gas 0-50% LEL
Detection target gas
City Gas

Applied product Portable CO detection alarm (NDP-CO1A) Portable CO detection alarm (NDP-CO2A)

  • Sensor application products
  • Industrial alarm
  • Applied products
  • Applied products

NDP-CO2A is a portable CO alarm equipped with an electrochemical sensor. It is equipped with a two-step alarm of 50 and 150 ppm and an integrated concentration alarm of 2 ppm · hr, and an alarm sounds and the LED blinks.It is mainly used indoors where steelworks and combustion equipment are installed.

Measurement range
Carbon monoxide / CO 0-300ppm
Detection target gas
Carbon monoxide / CO

Applied product Hydrogen detector Hydrogen detector (NDR-H2-1A)

  • Sensor application products
  • Industrial alarm
  • Applied products
  • Applied products

NDR-H2-1A is a stationary hydrogen gas alarm.It is equipped with a contact combustion type sensor and gives an alarm at 500ppm.In addition to the alarm sound, it also has an external output terminal for the a-contact relay, which can be used for various purposes from simple installation to device interlocking.

Measurement range
Hydrogen / H 500-20000ppm
Detection target gas
Hydrogen / H