LNF53 Multi-functional Power Meter

The Product Name：: LNF53 Multi-functional Power Meter

The Product Type：: LNF Panel Meter

Inquiry：

Corresponding field：: smart equipment intelligent building industrial and mining enterprise public facility

Parameters

Specification

User's Manual/Certification

Accuracy		voltage，current：0.2%;power:0.5%,frequency:±0.01HZ;Active energy:0.5s
Data update rate		1s
signal Input	Rated current	AC 1A,5A
	Rated voltage	AC 100V,3800V
	Overload	Continuous:2In,instantaneous:10In/5s Continuous:1.2Un,instantaneous:2Un/1min
	Energy consumption	≤0.1VA
	Fequency	45~65HZ
Communication	RS485 interface	Modbus-RTU protocol, baud rate up to 9600bps
Energy pulse		Optocoupler isolation ,pulse width 80ms±20%
Digital Input		Optocoupler isolation ,passive dry contact
Relay Output		Contact capacity AC250V 5A or DC 30V 5A
Auxiliary power supply	working range	AC/DC 80~270V
Auxiliary power supply	Energy consumption	≤5VA
Environment condition	working temperature	-10~55℃
	storage temperature	-25~70℃
	Relative humidity	≤93%RH
	Altitude	≤2500m
Safety	Insulation	Signal power supply output terminal to case resistance ≥100MΩ
Safety	Withstand voltage	power supply，input and output ≥2kv
Protection level		IP54

Product Name: LNF53 Multi-functional Power Meter

LNF53 multifunction power meter can measure all electrical parameters like U/I/P/Q/S/F/PF, with interface RS485 and protocol Modbus-RTU.

The small and exquisite shape which easy for installation is very popular. It can be well integrated for cloudview power monitoring system to realize power data collection.

	Networks	communication	accuracy	power quality
function	TN	Interface：RS485	Energy:0.5S	THD
	TT	Protocol：Modbus-RTU	Vlotage:0.2%	Harmonics up to 15th
	IT		Current:0.2%	Unbaalance

		LNF53	LNF56	LNF66
Dimension（mm）		72x72x44.5	96x96x34	96x96x96
Real-time measurement	U/I/P/Q/S/PF/F	■	■	■
Real-time measurement	Demand	■	■	■
Energy metering	Bi-directional energy	■	■	■
Energy metering	Four-quadrant reactive energy	■	■	■
Power quality monitoring	Unbalance	■	■	■
	THD	-	-	■
	2nd~15th harmonic content	-	-	■
Input&Output	Energy pulse	1	1	2
	RS485 communication interface	1	1	1
	Digital input	-	-	□
	Relay output	-	-	□

Country specific Approal

Logo
Approval
EMC（CE）
Ref.Standard
EN61326-1:2013; EN61000-3-2：2014；EN61000-3-3：2013
Cerificate No.
8653/IST-18
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User's Manual

Product Name
LNF53 Multi-functional Power Meter
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