Differential Pressure Sensor Transmitter for Smoke Prevention System

Short Description:

4~20mA / RS485 output

Unit switch,reset function etc

4 digits LED displays pressure in real time.

Product Detail

Product Tags

The digital differential pressure transmitter adopts the original imported differential pressure sensor as the pressure sensing element,which has the characteristics of high accuracy and good long -term stability.
Users can choose 4~20mA current output or RS485 Modbus RTU output according to their needs.
The product adopts wall -mounted installation,which is suitable for ventilation system,fire prevention and smoke exhaust system,fan detection,air conditioning filter system and other fields that require slight differential pressure detection.

Technical Characteristics:
4 digits LED displays pressure in real time.
4~20mA / RS485 output
Unit switch,reset function etc
Support address,baud rate,filter constant,display digit setting
Product anti-electromagnetic interference design,stable and reliable date

Application:
Smoke prevention system
Cleanroom
Ward and operating room
Ventilation system
Fan test
Clean bench
Air conditioning filter system
Other differential Pressure detection

Specification:

Range	-30~30/-60~60/-125~125/-250~250/-500~500Pa
Range	-1~1/-2.5~2.5/-5~5kPa
Acc.	2%FS (<=100Pa) 1%FS (>100Pa)
Overload Pressure	7kPa(<=1kPa) 5 X range (>1kPa)
Long-term Stability	better than 0.25%/year
Output	4~20mA / RS485
Power Supply	12~28V
Operation Temperature	-40~80ºC
Compensation Tempreature	-10~60ºC
Measurement Medium	No corrosive gas such as air and nitrogen
Air tube diameter	5mm
Electrical Protection	Anti-reverse,anti-interference protection
Shell Material	ABS
Shell Size	83.7x 83.7mm
Outlet Way	Straight out with cable lock
Accessories	M4 self-tapping screw,expansion tube