Lefoo Air Differential Pressure Transmitter LFM52

Name: Air Differential Pressure Transmitter LFM52
Brand: LEFOO INDUSTRIAL CO.,LTD.
Rating: 4.8 (50 reviews)

LEFOO LFM52 micro differential pressure transmitter is our new differential pressure transmitter, which has the flexibility of multi-range sensor and single-range transmitter dip switch for easy field adjustment, with IP65 protection level housing, and equipped with stainless steel conduit connector for easy wiring. It is suitable for HVAC, energy management systems, VAV and fan control, environmental pollution control, static piping and clean room pressure, fume hood control, oven boost pressure and furnace ventilation control.

Features

* High-precision MEMS micro-pressure core body, wide temperature compensation, and sensitive pressure response

* 5-digit LCD digital display, clear display

* Field-available zero button, selectable pressure ranges

* Strong stability and long service life

* IP65 protection grade shell

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Transmitter

Pump

Specification
Features
Applications

Specification of Air Differential Pressure Transmitter LFM52

Technical parameter

LEFOO Air Differential Pressure Transmitter LFM52
Medium	air or neutral gas
Pressure Range	±100Pa, ±1,000Pa, ±10,000Pa
Overpressure capacity	5KPa(LFM526), 10KPa(LFM520); 80KPa(LFM522)
Accuracy	±1%F.S
Operating temperature	-20℃~70℃
Compensation temperature	-10℃~60℃
Storage temperature	-40℃~70℃
Response time	0.5s/1s/2s/4s
Protection Level	IP65
Electrical connections	Two-wired	Three-wired	Four-wired	Six-wired
Output signal	4~20mA	0~5VDC/ 0~10VDC	RS-485	4~20mA/ 0~10VDC
Power supply	12~30 VDC	12~30 VDC/24VAC±20%	9~30 VDC	12~30 VDC/24VAC±20%
Power consumption	≤1.5W
Pressure interface	Metal barbed interface,φ6.2mm
Communication	RS-485 Standard interface, Modbus RTU protocol
Certification	ROHS certification，EU CE certification
Electromagnetic compatibility	EN 61326-1
Display	LCD backlit digital display

Dimension

LEFOO Air Differential Pressure Transducer LFM51

Selection Guide

Code and Description					Remark
LFM52	Air Differential Pressure Transducer				Model
	6	-100～100pa			Range
	0	-1000~1000Pa
	2	-10000~10000Pa
		N	No display		Display
		O	With display
			A	4~20mA +0~10VDC( Simultaneous output)	Output type
			B	4~20mA（Two-wired）
			C	0~10VDC（Three-wired）
			D	0~5VDC（Three-wired）
			E	RS-485 communication
			E1	RS-485 communication（with isolation）

LFM52	6	O	B		Selection example

Features of Air Differential Pressure Transmitter LFM52

High-precision MEMS micro-pressure core body, wide temperature compensation, and sensitive pressure response
5-digit LCD digital display, clear display
Field-available zero button, selectable pressure ranges
Strong stability and long service life
IP65 protection grade shell

Applications of Air Differential Pressure Transmitter LFM52

Air and Neutral gas pressure measuring

Noise environmental protection project bellows

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