Product Details
Low Differential Air Pressure Sensor with 4-20mA Output for HVAC
Application
WNK808B intelligent pressure transmitter is assembled with aluminum
housing and stress isolation technology. Integrated structure
design lead to compact layout. With intelligent compensation
technology, it is suitable for wind pressure,wind speed & flow
measurement. It is widely used in various industrial fields as well
as intelligent building and other construction projects, such as
power plant boiler primary air,secondary air measuring, mine
ventilation,indoor ventilation, boiler air ,pressure of fan,air
duct pressure,Metro wind pressure and environment wind pressure
test.
Application
It is the best micro pressure measurement equipmenttextile for
textile machinery,natural gas pipeline monitoring,dust removal
system, HVAC,clean laboratory and medical equipment etc.
Technical data
Applicable media | Gas |
Pressure range | -10Pa~100Pa, -100kPa~+100kPa |
Pressure Measurement | Gauge pressure, Differential pressure |
Accuracy | 0.2%, 0.5% |
Stability | 0.8%F.S./Year |
Maximum static pressure | 70 KPa |
Max overload | 250% of sensor range |
Output signals | 4~20mA |
Housing material | Aluminum14 |
Induct Pressure Connection: | M 8x1 female or Ø 8 dowel connection |
Power Supply | Non-explosion: 10.5~45V DC |
EEX ia:10.5~30 V DC |
Ambient temperature | -40~85℃ |
Compensation temperature | -10~70℃ |
Working temperature | -10~70℃ |
Company Profile
Founded in 2004, HEFEI WNK SMART TECHNOLOGY CO., LTD is a hi-tech
company specializing in different kinds of technologically-advanced
and good quality sensor, transmitter and automation instrument. We
devote to developing, manufacturing and selling of automation
control system, providing our customers comprehensive fieldbus
technical solutions and factory informatization construction.

Our main products include iEOS industrial cloud data base
developing plate form; industrial Internet of Things; WNK-WMS
industrial wireless measurement system; onsite measurement
instruments like temperature, pressure, flow, level sensor and
transmitter etc, widely applied in Petrochemical, Chemical, Power,
Steel and Cement.

WNK is the third company in China developed PROFIBUS transmitters.
WNK series PROFIBUS transmitter is the fourth in China certificated
by international PROFIBUS organization, and Chinese first that
completely having proprietary intellectual property rights. WNK
PROFIBUS-PA temperature transmitters filled Chinese blank
technology in the field.

With strict, scientific management system, WNK has been
certificated to conform to standard GB/T 19001-2008 / ISO 9001:2008
by CHINA CLASSIFICATION SOCIETY CERTIFICATION COMPANY. WNK commits
to developing of new products and technical innovation. With
continuously effort in advanced technology of automation control
system, WNK has been undertaking some innovation projects of MST
(Ministry of Science and Technology), and has been honored as
promising enterprise of “Giant of Technology ”in Hefei Hi-tech
Industry Development Zone.

As Chinese first and unique qualified production enterprise of
0.075% measurement in Anhui, WNK brand was awarded Anhui Famous
Brand.
