PRODUCT MODEL	measure	display	Peripheral functions
			RS485	electric energy pulse	Switching quantity input/output	analog quantity output	Multiple rate electricity	harmonic analysis
YN48-4E	Three phase P Q、kwh、kvarh	LCD	standard configuration	standard configuration	not have	not have	not have	not have

characteristic:

Measurement: active energy, reactive energy, active power, reactive power
● Display: STN blue screen, wide viewing angle, high-quality, high-definition LCD screen display
Communication: RS485 communication, MODBUS-RTU protocol.

summary:

Three phase multifunctional power meter is a multifunctional energy meter with programmable measurement, display, digital communication, and energy pulse functions. It can complete electricity measurement, energy metering, data display, acquisition, and transmission, and can be widely used in substation automation, distribution automation, intelligent buildings, and internal energy measurement, management, and assessment of enterprises. Implement LCD on-site display and remote RS-485 digital communication interface, using MODBUS-RTU communication protocol.

Technical indicators:

performance	parameter
transport enter measure measure apparent show	voltage	network	Three phase three wire, three phase four wire
		RATING	AC380V/220V (please specify other specifications when ordering)
		overload	Overload: 1.2 times instantaneous: 10 times/10 seconds
		power consumption	＜ 1VA (per phase)
		impedance	＞500KΩ
		accuracy	RMS measurement, accuracy level 0.5
	electric current	RATING	AC5A (other specifications, please specify when ordering)
		overload	Overload: 1.2 times instantaneous: 10 times/10 seconds
		power consumption	＜ 0.4VA (per phase)
		impedance	＞2MΩ
		accuracy	RMS measurement, accuracy level 0.5
	frequency	resolution	0.1HZ
		measuring range	45~65HZ
	power	accuracy	Active power accuracy level 1.0, reactive power accuracy level 1.5
	electric energy	accuracy	Four quadrant measurement, active power accuracy level 1.0, reactive power accuracy level 1.5
power supply	scope of work		AC/DC85~270V
	power consumption		≤5VA
output	Digital Interface		RS485, MODBUS-RTU protocol
	pulse output		2-channel power pulse output, pulse constant: 5000imp/kwh
environment	work environment		-10~55℃
	Environment		-20~75℃
secure	pressure resistance		Input/power>2kV, input/output>2kV, power/output>1kV
	isolation		Input, output, and power supply to the chassis>50M Ω
Electric energy measurement range			The measurement range for active and reactive electricity is from 0 to Mwh. If the value exceeds this range, the electricity will be counted from 0

Wiring method:

Example of ordering:

When signing the contract, please provide detailed information such as product model, input signal, wiring method, etc. This series of products comes with a default appearance setting as standard. If customers have special requirements, please specify them in detail in other projects.
Model: YN48-4E (Multi functional Energy Meter)
Input: AC220V/5A
Power network: three-phase four wire
Communication interface: RS485/MODBUS-RTU