NAP-67A

NAP-66A

NAP-66A is mainly used for gas detectors and leak testers. NAP-66A is a half in height and needs a half in power consumption compared to existing sensor so that thinner and lighter-weight detectors can be produced.

sns_pdf_baner

NAP-66A's Structure

Target gases and Concentration

Gases Detection Range
Propane C3H8 0.03 - 2.2% (0.03 - 1%)
Iso-butane  Iso-C4H10 0.03 - 1.8% (0.03 - 0.8%)
Hydrogen H2 0.05 - 4% (0.05 - 1.5%)
Ethanol C2H5OH 0.05 - 3.2% (0.05 - 1.5%)
Hydrocarbons CnH2n+2 1 - 100%LEL (1 - 50%LEL)
( )is a detection range in high accuracy

Gas sensitivity characteristics

Gas & Concentration Output voltage
Output in clean air -35 - +35 mV
Iso-butane 1,400 ppm 10 - 15 mV
Hydrogen 1,400 ppm 7 - 12 mV
Ethanol 1,400 ppm Less than 11 mV
Gas sensitivity characteristics Recommended measuring circuit

Ratings

Items Ratings
Supply voltage DC 2.0±0.2V
AC 2.0±0.2V(r.m.s. 50-60Hz)
Current (2.0V supplied) DC 140 - 160mA
AC 140 - 160mA(r.m.s. 50-60Hz)
Ambient Temperature In operation -10 - +50°C
In storage -10 - +50°C
Ambient humidity In operation 95%RH or less
In storage 99%RH or less(No dew condensation)