0.01 = 10 Wh/VArh
0.1 = 100 Wh/VArh
1 = 1 kWh/kVArh
10 = 10 kWh/kVArh
100 = 100 kWh/kVArh
Pulse width 200/100/60 ms.
RS485 Output for Modbus RTU
For Modbus RTU, the following RS485 communica
-
tion parameters can be configured from the set-up
menu:
Baud rate 2400, 4800, 9600, 19200, 38400
Parity none (default) / odd / even
Stop bits 1 or 2
RS485 network address nnn – 3-digit number, 1 to 247
Modbus™ Word order Hi/Lo byte order is set auto
-
matically to normal or reverse. It cannot be config-
ured from the set-up menu.
Energy Measurements
Imported/Exported active energy
0 to 9999999.9 kWh
Imported/Exported reactive energy
0 to 9999999.9 kVArh
Total active energy
0 to 9999999.9 kWh
Total reactive energy
0 to 9999999.9 kVArh
Auxiliary Supply
Two-way fixed connector with 2·5mm2 stranded wire
capacity. 85 to 275V a.c. 50/60Hz ±10% or 120V to
380V d.c. ±20%. Consumption <2W 10VA.
Operating range
87...275VAC ±10% / 120....380VDC
±20%
Measured Inputs
Voltage inputs through 4-way fixed connector with
2.5mm² stranded wire capacity. single phase two
wire(1p2w), three phase three wire(3p3w) or three
phase four wire(3p4w) unbalanced. Line frequen
-
cy measured from L1 voltage or L3 voltage. Three
current inputs (six physical terminals) with 2.5mm²
stranded wire capacity for connection of external CTs.
Nominal rated input current 5A or 1A a.c. Rms.
Nominal Voltage Input
(Ph+N) 100 to 289V (Ph+Ph) 173
to-500V
Max Continuous Voltage
120% of nominal
Nominal Input Current
0.25-5A(6)A AC rms
Max Continuous Current
120% of nominal
Nominal Input Current Burden
0.5VA
Frequency
45-65Hz
Product Datasheet
Accuracy
Voltage
0·5% of range maximum
Current
0·5% of nominal
Frequency
0·2% of mid-frequency
Power factor
1% of unity (0.01)
Active power (W)
±1% of range maximum
Reactive power (VAr)
±1% of range maximum
Apparent power (VA)
±1% of range maximum
Active energy (Wh)
Class 1 IEC 62053-21
Reactive energy (VARh)
±1% of range maximum
Total harmonic distortion
1% up to 31st harmonic
Response time to step input
1s, typical, to >99% of final
reading, at 50 Hz.
Reference Conditions of Influence Quantities
Influence Quantities are variables that affect measure-
ment errors to a minor degree. Accuracy is verified
under nominal value (within the specified tolerance)
of these conditions.
Ambient temperature
23°C ±1°C
Input waveform
50 or 60Hz ±2%
Input waveform
Sinusoidal (distortion factor <
0·005)
Auxiliary supply voltage
Nominal ±1%
Auxiliary supply frequency
Nominal ±1%
Auxiliary supply waveform (if AC)
Sinusoidal (distortion factor < 0·05)
Magnetic field of external origin
Terrestrial flux
Environment
Operating temperature
-25°C to +55°C*
Storage temperature
-40°C to +70°C*
Relative humidity
0 to 95%, non-condensing
Altitude
Up to 3000m
Warm up time
1 minute
Vibration
10Hz to 50Hz, IEC 60068-2-6, 2g
Shock
30g in 3 planes
*Maximum operating and storage temperatures are
in the context of typical daily and seasonal variation.
Version No. 1.0 18/03/2015
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