Basic Info.
Model NO.
EM118089, EM118090, EM118091
Display
Indicator
Installation
Direct Connected
Usage
Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter
Electric Equipment
Single-phase
Theory
Electronic Meter
Power Meter Connection
Terminal
Measured Signal
Pulse Peak
Type
Energy Meter
Certification
RoHS, ISO, CE, MID
Customized
Customized
Product Name
Single Phase Energy Meter RS485 Kilo Watt Meter
Voltage
230V
Current
5(30)a,5(32)a,5(40)a,5(50)a,5(60)a,5(80)a,5(100)a
Frequency
50Hz
Accuracy Class
Cl.1
Certificate
MID
Communication
RS485
Protocol
Modbus
LCD Display
LCD 5+1
Operating Temperature
-20~55 Degree
Power Consumption
<0.4W, <8va
Maximum Humidity
<95%
Starting Current
0.004ib
Material
Case: PC+ABS
Li-Battery
Yes
Transport Package
Cartons
Specification
90*17.8*72mm
Trademark
IVY METERING
Origin
Zhejiang, China
HS Code
9028301300
Production Capacity
8000000PCS/Years
Product Description
Products Description
Integrated energy meter for charging electric vehicles intelligently and sustainably "EM118089/90/91" series meters are designed for DIN-Rail installation, suitable for grid-connected PV solar energy metering projects and EV charging metering solutions, the meters can measure and display various important power parameters, and can be passed through The RS485 communication port reads the data of the meter in real time. The meter has passed the approval of MID, EMC, and LVD. The bi-directional energy measurement makes the meter an excellent choice for solar metering. Time-of-use net energy metering tariff with the stochastic solar production and random ev charging demand.
(1)0.25(30A/32A/40A/45A/50/60/80/100A),
(2)Wide voltage range, 92V-230V, The lowest voltage can reach 40% of the standard voltage (EM118090)
(3)Active & Reactive, negative & positive Measurement
(4)RS485 Communication, SO Output
(5)Accuracy Class: Class B
(2)Wide voltage range, 92V-230V, The lowest voltage can reach 40% of the standard voltage (EM118090)
(3)Active & Reactive, negative & positive Measurement
(4)RS485 Communication, SO Output
(5)Accuracy Class: Class B
(6)LCD Backlight, Multi-tariff
(7)Bidirectional Metering
(8)Standard:CE/NMI/MID/UL,CE for 2014/35/EU, CE for 2014/30/EU, IP51 follows IEC62052-11/ EN50470-1
(9)Small and compact size,which are widely used for government bidding,solar, EV charging and BTS station
Specification
(8)Standard:CE/NMI/MID/UL,CE for 2014/35/EU, CE for 2014/30/EU, IP51 follows IEC62052-11/ EN50470-1
(9)Small and compact size,which are widely used for government bidding,solar, EV charging and BTS station

Specification
Type | EM118089 | EM118090 | EM118091 |
Ref. voltage | 230V | ||
Ref. current | 0.25-5(30)A, 5(32)A,5(40)A,5(45)A, 5(50)A, 5(80)A, 5(100)A | ||
Software Version | V101 | V101 | V101 |
CRC | 5A8E | B6C9 | 6B8D |
Impulse Constant | 1000imp/kWh | 1000imp/kWh | 1000imp/kWh |
Communication | N/A | RS485 Modbus/DLT645 | RS485 Modbus/DLT645 |
Baud rate | N/A | 96001920038400115200 | 96001920038400115200 |
SO output | Yes,SO1 for Active : with variable constant 100-2500imp/kWh Divisible by 10000 Yes,SO2 for Reactive: with variable constant 100-2500imp/kvarh Divisible by 10000 | N/A | N/A |
Li-Battery | N/A | N/A | YES |
Multi-tariff | N/A | N/A | YES |
Pulse width | SO:100-1000:100ms SO:1000-2500:30ms | N/A | N/A |
Backlight | Blue | Blue | Blue |
Measurement Mode | 1-Total =Forward 2-Total=Reverse 3-Total =Forward +Reverse (default) 4-Total=Forward-Reverse | 1-Total =Forward 2-Total=Reverse 3-Total =Forward +Reverse (default) 4-Total=Forward-Reverse | 1-Total =Forward 2-Total=Reverse 3-Total =Forward +Reverse (default) 4-Total=Forward-Reverse |
Button | Touch button | Touch button | Touch button |
Button function | Page turning, setting, information display | Page turning, setting, information display | Page turning, setting, information display |
Default setting | 1000imp/kWh,100ms 1000imp/kvarh,100ms | 9600/NONE /8/1 | 9600/NONE /8/1 |
Measurement Mode setting | Button | RS485 or Button | RS485 or Button |






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Cautions:
1.About AC/DC Energy Meter
(1) AC or DC- Generally speaking alternating current or direct current shall be the first factor.
(2) We also have DC meter when you need to measure the Direct Current.
2.About Function
(1) As the content is limited, all functions mentioned above are the main functions
(2) Other functions such as TOU, load control, friendly hours,RTC, plz refer to the technical specification or contact with our sales team.
3.About Application
(1) The applications only for examples, for the pratical situation the energy meter can also be used for other applications.
(2) Welcome to inquiry if you are not sure about the functions or application, we have free technical support.