4
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User manual
Introduction
Thank you for choosing
is
Energy Meter.
The
ENERGY-0-
is a
Single-phase Power Meter
able to measure the TRMS AC/DC
Current and Voltage. On the RS485 Modbus following measuring units are available:
Irms, Vrms, Watt, Var, Va, Vpk, Ipk, Frequency, Cosφ, Energy bidirectional and THD.
The device is fully configurable by RS485, DIN rail mounting, 4kV galvanic isolation for
Voltage input.
1
Safety guide lines
Read carefully the safety guidelines and programming instructions contained in
this manual before using/connecting the device. Disconnect power supply before
proceeding to hardware settings or electrical wirings. Only qualified personnel should
be allowed to use the device and/or service it and in accordance to technical data and
environmental conditions listed in this manual. Do not dispose electric tools together
with household waste material. In observance European Directive 2002/96/EC on
waste electrical and electronic equipment and its implementation in accordance with
national law, electric tools that have reached the end of their life must be collected
separately and returned to an environmentally compatible recycling facility.
2
Model identification
Power supply 9..30 V DC
ENERGY-0-RS P
ower / Energy Meter Single Phase AC/DC TRMS - RS485
Modbus
3
Technical data
3.1 Main features
• TRMS Measure, THD available
• 0,5 % Accuracy
• RS485 Modbus integrated
• Bidirectional Energy metering
• DIN rail mounting in both side
• OEM’s design, low cost
• Fully configurable by free interface software EnergyMeter-Programmer
• Bootloader for updating firmware
3.2 Hardware and software features
Power supply
9..30 V DC, Protection against polarity reversal and
overtemperature
Absorption
1,3 W
Protection index
IP20
Accuracy
Voltage, Current, Active Power, Reactive Power, Apparent
