Efficient energy management begins with accurate measurement. The first step in Conzerv's Energy Management System solutions involves measuring and monitoring critical parameters in real-time.
Our extensive range of digital meters has been proven across industries and utilities for their precision and reliability.
 
     
  VAF meters - DM32 series  
 
 





 
 
Amps, Volts and Frequency meters
These basic meters used for current, voltage, and frequency measurement come with field configurable
full-scale settings and a built in selector switch for 3-phase measurements.
Features
Over 21 models in AC & DC versions
Models (AC):
Volts - 1ph & 3 ph
Amps - 1ph & 3 ph
Frequency - 1ph
Accuracy Class 1.0 & 0.5 (Class 0.2 for Hz meter)
Available with 3 & 3 ? digits (4 digits for Hz meter)
Compact 96 x 96 mm DIN case
12.5 mm super bright red LED display
With built-in selector switch for 3 phase Voltmeter and Ammeter
Fully solid state
Field configurable full scale for Volt & Ammeters
Built-in transducers
Applications
Electrical Panels
Test Benches
Wind Energy
Co-Generation
Genset Panels
Lab Equipment
Power Plans
Accessories (optional)
144 X 144 Adapter
Terminal Block cover
Connecting leads
Set of one pair (R/Y/B)
Set of three pairs (R, Y, B )
Fused voltage probes
Single probe (Standard Black)
Set of three probes (R,Y & B)
Set of four probes ( R, Y, Blue & Black)
     
 
  Electronic kWh meters-DM52 series  
 
 


 
 
These meters enable direct energy usage reading, without the need for an external multiplication factor.
The DM 52 series also a built-in potential-free pulse output and can be hooked on to an Energy Management System,
SCADA, PLC, DCS.
Features
True RMS, CT PT operated
Compact 96 x 96 mm size
Low PT, CT burden
Accuracy class 1.0 IEC 61036 & Class 0.5
Simultaneous sampling of Volts & Amps
Accurate on distorted waveforms
Sealed dust-proof construction
Quick and easy installation
Isolated pulse output to drive remote counter, PLC, DCS station for
offline monitoring of energy data, online control for energy/power/process optimization
Reverse LED for trouble shooting
Tamper proof cover option
3 phase 4 wire (& Single phase) - model DM5240
3 Phase 3 wire - DM5230
Industrial quality
Field settable standard full scale
Applications
Electrical Panels
Test Benches
Wind Energy
Co-Generation
Genset Panels
Lab Equipment
Power Plants
All types of Industries
Load Centers
Accessories (optional)
144 X 144 Adapter
Tamper proof cover
Fused voltage probes and clamp-on current probes
     
 
  DM52 series Tariff version  
 
 


Electronic Single Phase Energy Meter: DM 5210



Electronic Three Phases Energy Meter: DM 5240
 
 
The Tariff Version series is characterized by a wide working voltage and frequency range,
and higher number of pulses for faster reading. They come with a built in Revenue Guard
which has low burden and an additional fractional count register.
Features
State-of-the-art SMD Technology
Equivalent of 7 digit display
Accuracy Class 1.0 as per IEC 61036, CBIP TR No. 88
Simultaneous sampling of Volts & Amps
Built-in transient protection
Extended terminal cover
Low burden even at 300V (L-N) input
Accurate Billing through an additional built-in register while supply switch OFF
Higher Meter Constant for faster testing
Accurate even under harmonic conditions
Sustained accuracy over wide working voltage and frequency range
Instantaneous start
Sealed dust-proof construction
Compact size
Advantages over conventional and competitors static meters
No mechanical moving parts
Reversed connection detection
Earth Fault detection (Optional)
Not affected by magnetic tampering
Low starting current requirement
Mounting doesn't affect the functioning
No re-calibration required
Higher number of pulses for fast testing (1/4 time)
Very low burden
Wide working voltage range
Accuracy over wide range of input voltage & frequency
Equivalent of 7 digit display
High resolution and additional built-in register

The DM 52 Series Tariff Version comprise of two models - DM 5210 for single phase and DM 5240 for three phase:

Electronic Single Phase Energy Meter
DM 5210
True RMS
High voltage protection (450V P to N)
Power ON indication, tamper indication such as current reversal and earthed load
Optional pulse output feature for remote monitoring
Ib: 5Amps (2.5A & 10A optional)
Imax: 20A,30A,40A, 60A
Polycarbonate casing material

Electronic Three Phases Energy Meter
DM 5240
True RMS
LED indications for individual phase current reversal
High voltage protection (450 V P to N )
Power ON indication, Tamper indication such as current reversal - phase wise
Optional pulse output feature for remote monitoring
Ib: 10Amps (5A optional)
Imax: 20A,30A,40A
Magnetically shielded steel case
     
 
  ELF series  
 
 


 
 
Digital Power, Energy and VAF Meters - ELF 3200 series
Compact-sized meters that pack a power-punch - the ELF 3200 series combines the latest features and applications
with high reliability and safety.
Features
True RMS
PTR & CTR programmable. (primary & secondary)
Low CT , PT, Aux supply burden
Auxiliary supply: 80V to 270V
Auto scrolling of parameters
Auto scaling: kilo - mega - giga
3 Phase Wiring Check
Bright, 7-segment, multi-function LED display
Dustproof
One-click installation
Protection from accidental contact with live terminals
96 x 48 mm, 40mm depth
Adaptor plate option for 90 x 90 mm cutout
Accuracy: Class 1.0 and 0.5
Star or Delta configurable
Password protected
10 years back-up of integrated data
Construction confirms to:
Emission: CISPR 22
Fast Transient: Upto 2kV
IEC 61000-4-4, levels
Impulse voltage: 6kV, IEC 60060, 1.2/50
     
 
  EM 6400 DigitAN™ series  
 
 
Load Managers - EM 6400 DigitAN™ Series (Multi-function Meters)

These state-of-the-art, true RMS, 3- line display multi-function meters can be used in Control Panels, Motor Control Centers and Genset Panels. The models in this series are characterized by their rugged construction, compact size, and low installation costs.

Features
True RMS
Accurate on distorted waveforms
Low PT, CT burden
CTR & PTR user programmable
(both primary & secondary)
Analog load bar for indicating the
percentage of load through 12 LED
segments
Bright 8 segment LED for better readability
View 3 Parameters together
Built-in phase analyzer
10 year back-up of integrated data
Accuracy : Class 1.0 as per IEC 62052-11, 62053-21, class 0.5(optional) as per IEC 62052-11, 62053-22 and ANSI C12.20
Universal auxiliary supply - both AC (44-300V) and DC (44 - 300V)
HT or LT application
Communication with PCs, PLCs, DCS through optional RS485 Serial Port
Tamper Proof Cover option
Sealed dust-proof construction
Turbo key for quick scrolling through the pages
Password protection for setup parameters
Display
Bright 3-row Alpha-Numeric LED display
4 digits for basic & power and 8 digit resolution for energy parameters
Auto scrolling and Auto scaling from Kilo to Mega to Giga
One touch turbo key
Simultaneous viewing of Volts, Amps, and Frequency
Applications
Control Panels
Motor Control Centers
Power Distribution Panels
Connection to Plant Monitoring & Control Systems
Genset Panels
Original Equipment Manufactures (OEMs)
Single or three phase
Construction confirms to:
Emission: CISPR 22
Fast Transient: Upto 4kV
IEC 61000 - 4 - 4, level 3
ESD : IEC 61000 - 4 - 2
Impulse Voltage: 6kV, IEC 60060, 1.2/50

EM 6400 DigitAN™
Voltage: Phase to Phase and Phase to Neutral - Average & Individual Current, PF: Average & Phase wise.
Amp Deg: Phase wise
% of load phase wise
% of unbalanced load, RPM
Line Frequency
W, VA, VAR: Total and Phase wise
Wh, VAh, VARh (Capacitive & Inductive): On Hrs, Run Hrs, No of Interruptions - Integrated parameters
THD(Optional) in % (V & I)
Optional - RS485, Import & Export, Demand

EM 6434 DigitAN™ : Power & Energy Monitor
Power: Total and phase-wise (kVA, kW, kVAR)
PF: Average and phase-wise
Energy Parameters (kVAh, kWh, kVARh inductive and kVARh capacitive)
Accuracy Class 1.0 (0.5 option)
Built-in RS485 port

EM 6436 DigitAN™
Monitors active power & energy consumption, system voltage, load current, frequency, PF and Run hours in a single meter
Displays Amps, Power, PF simultaneously

EM 6459 DigitAN™ - VAF, PF Meter
Voltage: Phase to Phase and Phase to Neutral - Average & Individual
Amp: Average, phase wise, phase degrees
Line Frequency

EM 6433 DigitAN™
Monitors active power & Energy consumption, load current and Run hours in a single meter
Display Amps, Power simultaniously
 
 





     
 
  EM 6438 Dual Source Energy Meter  
 
 


 
 
Two Energy Registers U and G separately record consumption based on a Control Signal for Dual Source billing.

Features & Benefits
G indicator glows when the generator source is detected by G Smart Sensor
Auto Scaling kWh, MWh
Unique 8 segement, 3 Line LED Display Tenant can pay energy bill as per G usage instead of monthly maintenance eg: Township/apartments
% A Full scale load bar
Color coded analog indication
Track generator overloading, eg Shopping mall
Smart Keys. One Touch U & G Energy
Simple - auto scrolling
True RMS, Accurate on distorted & unbalanced loads
RS 485 option
Optimizing room allocations, reduction/monitor in energy misuse during OFF Hours, eg Hotels
G Smart Sensor
18 to 60V dc/80 to 300V ac Universal (Noise Filter. Eg Spikes, Neutral to earth Voltage)
Supports Multiple generator paralleling & bus coupler islanding schemes
Does not support load sharing with utility supply.
Pl consider EM 6436 with EBS Software instead
Password protection for setup parameters
Low PT, CT Burden
Site Programmable CT, PT ratios (Pri & Sec) – easy ordering & logistics
10 Years back-up of integrated data
User Selectable Keylock page
CT Rev auto correction, simplifies wiring
VAh option, instead of Wh billing
3D VAh billing takes into account poor PF, Unbalance, Distortion
No CLR – only thru EBS
Wh Readings retained
Any installation which requires split energy monitoring for two conditions eg: Running and Idle
EBS Software
e Billing
Rugged Construction
Emission : CISPR22
Fast Transient : 4kV, IEC61000-4-4
Burst : IEEE62.41:1991
Surge withstand : IEEE C37.90.1:2002
ESD : IEC61000-4-2
Impulse Voltage : 6kV, IEC 60060,1.2/50? Sec
Safety Construction : Self extinguishable V0 plastic
Touch Safe terminals
Sealed dust proof construction
     
 
  EM 3000 series  
 
 


 
 
Multi-task Management of Loads, Feeders, Incomers - EM 3000 Series
This series comes with TOU feature for better energy monitoring and management.
The Smart Demand Controller, with its prediction and control output features, enables demand control and optimization.

Features
True RMS
Suitable for HT & LT
Frequency & RPM measurement
Records run hours, off hours, and interruptions
Generation of High-Low profiles for all power parameters with date and time
Accuracy Class 1.0, 0.5 and 0.2
Auto scaling from kilo to mega
Auto scrolling
Auto reset option
Up to 10 years' backup of data and settings
Built-in RTC and RS 485 port
Portable kit option with clamp-on CTs & voltage probes
Maximized resolution through floating decimal point
Sharp, high visibility display
Import/Export option
Compact size Bezel 192 x 144mm. Depth
behind bezel 110mm
Quick & easy installation
TOU option
The EM 3000 series meters are used to measure:
Voltage: Phase to Phase and average
Voltage: Phase to Neutral and average
Voltage: Neutral to Earth
Voltage: Phase angle
Current: Phase-wise, Average and Neutral Current
Current: Phase angle
% Total Harmonic Distortion of voltage & current wave forms phase-wise
     
 
  Power Analyzers - CVM series  
 
 
 
The CVM Series multi-function meters are programmable power analyzers with multi parameter display
and various plug-in modules for relay outputs, individual harmonics, 4-20 mA output and in-built memory

Features

True RMS
Measures 30 parameters
3 phase 4 wire and 3 phase 3 wire
MAX and MIN values stored in internal memory, instant display
Automatic scaling
Three-line, bright LED display
Demand with Automatic sliding window technique
Four key tactile-keyboard for control and setting actions
Isolated current signal input
2 relay output: programmable for controlling instantaneous parameter, demand parameter or energy pulse
Displays screen off mode Programmable
Two Quadrant measurement
Measures Individual Current Harmonics up to 15th and THD of V&A

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