LFM57 Atmospheric Pressure Transmitter

PRODUCT FEATURES

Adopt imported low power consumption andlow noise atmospheric pressure core
Use panel touch,can be set on site
High accuracy up to 0.25%F.S,good stability
High protection IP65 rated design
Smalland beautiful shell design,using LCD display,easy to use

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Description

Specification

Product Selection

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Description

The LFM57 series atmospheric pressure transmitters are suitable for atmospheric pressure monitoring in variousenvironments.Product installation takesup little space.Customers can customize the Settingson site.The product adoptsimported digital atmosphericpressure core,which has the characteristics of sensitive pressure response,stable long-termoutput and superiorperformance.The products are suitable for small weather stations,altimeters,archives and other placesrequiringatmospheric pressure monitoring.

Specification

Medium	Air(non-condensing)
Measuring range	15kPa～130kPa
Pressure type	Absolute pressure
Display	Optional LCD display,display area 45X30mm
Display resolution	0.01kPa
Overload pressure	200Kpa
Accuracy	±0.25%F.S
Operating temperature	-20℃~70℃
Compensation temperature	-10℃~60℃
Storage temperature	-40℃~70℃
Protection grade	IP65
Electrical connection	Two-wire system	Three-wire system	Four-wire system ①
Output signal	4~20mA	0~10VDC	RS485
Power supply	12~30VDC	12~30VDC/24VAC±20%
Communication	RS-485 Standard interface,Modbus RTU protocol
Shell material	Flame retardant PC shell(UL94-V0),ABS probe housing and polymer filter layer
Output load	≤250Ω(current output),≥5KΩ(voltage output)

Product Selection

Code and Description				Remark
LFM57				Model
	N	No display screen		Display Function
	O	Have a display screen
		A4	4~20mA	Output Method
		V10	0~10VDC
		RS	RS-485/Modbus

LFM57- O A4				Selection Example

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Please carefully inspect the following products ordered from LEFOO when you receive them.If you do not meet your reservation requirements or find that the products have surface quality problems,please take photos and contact the sales engineer who served you.Once this kind of product is signed,within 7 days,the LEFOO product will maintain the original quality and function when it was sold,and the product itself,accessories,and trademark logos are complete,and you can return the product without reason.Within 30 days,accept the return application due to quality reasons.

For more information on refund timing and amounts(including partial refunds and restocking fees),please contact the sales engineer who served you.·
If you have returned an item to LEFOO by mistake or included something not intended for LEFOO in a return,please contact the sales engineer who served you.
To ensure a good return experience for you,you must adhere to LEFOO’s Return and Refund policies.Thank you for your cooperation.