LOVATO ELECTRIC DMED310T2 Betriebsanleitung

LOVATO ELECTRIC S.P.A.
24020 GORLE (BERGAMO) ITALIA
VIA DON E. MAZZA, 12
TEL. 035 4282111
FAX (Nazionale): 035 4282200
FAX (International): +39 035 4282400
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E-mail info@ ovato lectric.com
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Web www. ovato lectric.com
GB THREE-PHASE ENERGY METER THROUGH CT
Instructions manual
DMED310T2
WARNING!
– Carefully read the manual before the installation or use.
– This equipment is to be installed by qualified personnel, complying to current standards, to avoid damages or safety hazards.
– Before any service work on the device, remove all the voltages from measuring and supply inputs and short-circuit the CT input terminals.
– The manufacturer cannot be held responsible for electrical safety in case of improper use of the equipment.
– Products illustrated herein are subject to alteration and changes without prior notice. Technical data and descriptions in the documentation are accurate, to
the best of our knowledge, but no liabilities for errors, omissions or contingencies arising there from are accepted.
– A circuit breaker must be included in the electrical installation of the building. It must be installed close by the equipment and within easy reach of the
operator. It must be marked as the disconnecting device of the equipment: IEC/EN 61010-1 § 6.11.2.
– Fit the device in an enclosure or cabinet with minimum IP51 protection degree.
– Clean the device with a soft dry cloth; do not use abrasive products, liquid detergents or solvents.
INDEX
Introduction
Description
Keyboard functions
Measurement viewing
Table of display pages
Energy meters page
Hour meters page
Trend graph page
Counters page
Main menu
Password access
Expandability
Additional resources
Inputs, outputs, internal variables, counters
Limit thresholds
Remote-controlled variables
Tariffs
Parameter setting (setup)
Table of parameters
Commands menu
Wiring test
Technical characteristics
Wiring diagrams
Terminal arrangement
Mechanical dimensions
INTRODUCTION
The DME310T2 energy meter has been designed to combine the maximum possible ease of operation together with a wide choice of advanced functions.
The great accuracy, the ease of installation and operation make it an optimal choice for energy management and cost allocation tasks.
The graphic LCD display offers a clear and user-friendly interface. The built-in optical interface allows the expansion through EXM modules.
DESCRIPTION
– Modular housing, 4U (72mm wide) for 35mm DIN rail
– Graphic LCD display, 128x80 pixels, white backlight, 4 levels of grey
– Membrane keyboard with 3 keys for viewing and setting
– Metrological LED for energy flow indication
– Active energy measurement complies with IEC/EC 62053-21 Class 1
– Connection through external CTs
– Programmable input (e.g. for tariff selection)
– 2 programmable static outputs
– Total active and reactive energy meters
– Partial active and reactive energy meters, clearable
– Hour counters, total and partial
– Easy and fast navigation
– Texts for measurements, setup and messages in 5 languages
– Optical interface for max 3 expansion modules, EXM series
– Sealable terminal covers
– Advanced programmable I/O functions
– True RMS measurements.
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