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Diverse Electricity Parameters Measurement
● U (Voltage)
● I (Current)
● P (Power)
● Q (Reactive power)
● S (Apparent power)
● PF (Power factor)
● kWh (Kilowatt-hours)
● kVarh (Kilovar-hours)
Multi-rate/Flexible Tariff
● 4 Time zone
● 4 Tariff rate (Spike, Peak, Flat, Valley)
● 2 Time period list
● 14 Time period by day
HMI for Parameters Setting
● Code
● Protocol
● Address
● Baud rate
● Parity
● All Display
DIN Rail Installation
● 35mm standard DIN rail
LCD Display
● 8 digits
1.Function
Function
Function description
Function provide
Measurement of kWh
Single-phase active kWh (positive and negative),3 months historical energy data frozen storage
■
Measurement of electrical parameters
Voltage, Current, Active power, Reactive power, Apparent power, Power factor and Frequency
8 bits section LCD display
Key programming
3 keys to set parameters like code, address, baud rate, multi-tariff and communication protocol
Pulse output
Active energy pulse output
Multi-tariff
Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates
□F
Communication
Communication interface: RS485, Communication protocol: MODBUS-RTU
(■:Standard;□:Optional)
2.Technical parameter
2.1.Electric performance
Input voltage
Reference voltage
AC 220V
Reference frequency
50Hz
Power consumption
<10VA
Input current
Basic current
10A
Maximum current
80A
Starting current
4‰Ib
Consumption
<4VA
Measurement performance
Accuracy of measuring
1 class
Range of measuring
000000.00~99999999kWh
Clock accuracy
Error≤0.5s/d
Active pulse
Pulse width
80±20ms
Pulse constant
1000imp/kWh
Communicati on
Interface
RS485(A+、B-)
Connection mode
Shielded twisted pair conductors
Protocol
MODBUS-RTU
2.2 Mechanical performance
Outline
Length ×
Width ×
Height
90mm×36mm×65mm
Strong current terminal
Torque
<1.8Nm
2.3.Work environment
Temperature range
Work temperature
-25℃~55℃
Storage Temperature
-40℃~70℃
Relative humidity
≤95%(No condensation)
Altitude
<2000m
+86 18860990280
robin.wong@email.acrel.cn
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