Датчик качества воздуха
Предназначен для контроля качества воздуха
- Артикул:
- 3297
module model
tpm-300e series
sensor model
tp-401t
gas detection
ammonia , hydrogen , alcohol carbon monoxide , , methane , propane , germacrane gan , styryl , propylene glycol oxybenzene , , toluene and xylene , , transalkylation of formaldehyde volatile organic etc gas , cigarettes wood and paper burn , smoke smoke etc
circuit
physical interface
xh2.54-4 vertical socket
data-out
ttl dbm0
input voltage
5.0 Plusmn . 0.2vdc ( none voltage reverse polarity protection )
module gas sensitive parameter
working current
le . 80ma
response time
le . 10 seconds
preheat
le . 120 seconds
recovery time
le . 20 seconds
parameter
working temperature
10 — — — — 40
storage temperature
20 — — — — 60
work humidity
le . 95 the 200-and-higher rh
humidity storage
le . 60 the 200-and-higher rh
the shape of the physical parameters
spirit myint degree
0.5 ppm hydrogen
module weight
ca 20 krishnamurti
shape measurement
24 & times . 20 & times . 15mm ( l & times . w & times . h )
life span
Sensitivity attenuation
le . 1% / year
long use life
ge . 10 year
выводов
port name
interface usage
port 1
joint power supply catelectrode ( — )
port 2
joint power supply anodal ( + )
port 3
a
port 4
b
Выходные сигналы
a
b
pollution grade
low
low
0
high
low
1
low
high
2
high
high
3
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