Product Details
12-30v, 24v NPN PNP Intelligent OLED Electronic Digital Pressure
Switch
Description
SPS is a pressure transmitter with a pressure switch to safely and
absolutely measure and monitor gauge pressures. It is highly stable
and has a function check and onsite information due to its OLED and
digital display. It can be rotated up to 350° if placed on the
upper part of the house, also the display contents can be rotated
up and down.
Features:
1. highlighted OLED display, three kinds of displays modes flexible configuration
2. 350°rotatable display module
3. 180°rotatable display content
4. Variety of output signal with 4-20mA, 0.5~4.5V, RS485
Modbus-RTU, PNP or NPN
5. Storage and viewing functions of peak pressure data
6. Shortcut operations to realize PV=0 and factory restore
functions
7. Independent air cavity design for moisture proof
8. Protection class IP67
Specifications
Pressure types | Gauge pressure |
Measuring range | 0-40Mpa |
Output signal | 4-20mA, 0.5-4.5VDC, Modbus-RTU/RS 485,PNP or NPN output, customer |
Reference accuracy | ±0.1%URL |
Field of application | Pressure, level measurement |
Stability | ±0.2% URL/ 5 years |
Diaphragm material | SUS316L, Hastelloy C |
process connection | Standard G1/4, G1/2, M20*1.5, optional |
Electrical connection | Aviation plug, M12*1 (5 pins) |
Sensor seal | Stainless steel welding seal |
Approvals | CE, Ex-proof |
Working temperature | -40-85℃ |
Storage temperature | -40-85℃ |
Media temperature | Sensor with silicon oil filling -40-120℃ |
Working humidity | 0-95%RH@40℃ |
Protection class | IP67 |
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.
