Brand

SMART SENSOR

Color

Black + Grey

Display

Larger LCD display

Gas Type

Ammonia ( NH3 ) gas detectir

Measuring range

0~100PPM

Resolution

0.1PPM

Basic error:

0.5PPM

Response time:

Less than 120 seconds

Recovery time:

Less than 120 seconds

Repeatability:

Less than ± 1%

Measuring Principle

Electrochemical principle, life for 2 years

Low / High Alarm / Alarm Setting

yes

To alarm:

Acoustic, optical double alarm, can set the alarm value, an alarmsound is divided into 80 dB

Working Temperature:

-20~ 50℃

Working Humidity :

<95%RH (Non Gel)

Storage Temperature :

0~40℃

Product Weight / Size:

170g / 181*63*30(mm)

Power Supply

3.7V li-battery

Continuous Operation Time

>60 hours

Packing

Gift Box

Application:

Packing Contents

1pc AR8500 Ammonia Gas
1pc User manual
1pc Carrying brouch
1pc 3.7V rechargable lithium battery
1pc Battery charger

The concentration of ammonia in atmosphere

Human physiological reaction

5~10ppm

The nose may be aware of the smell.

20 ppm

Aware of the special smell of ammonia.

40ppm

A few people feel mild stimulation of eye.

100ppm

A few minutes of exposure caused by ocular and nasal quite stimulating

400ppm

Cause throat, nasal cavity and upper respiratory tract acute stimulation.

700ppm

Exposure for more than thirty minutes may cause permanent damage to the eye.

1700ppm

Severe cough, wheeze thirty minutes can be fatal.

5000ppm

Severe pulmonary edema disease, a moment can be fatal asphyxia.