Power network meter N100 for electric quality to measurements parameters 3 and 4-wire, 3-phase, balanced or unbalanced power network systems with data logging.
The measurement of: values of voltage and current, active, reactive and apparent power, active, reactive energy, power factors, frequency, up to 51st THD.
- Two-color LED display
- Backlit units of all measured quantities
- Configurable analog and alarm outputs
- Digital RS-485 interface, MODBUS
- Archiving data in the internal memory file system memory 8 GB
- Ethernet interface, protocol: MODBUS TCP/IP, HTTP, FTP
- services: www server, ftp server, DHCP client
- Voltmeters for AC voltage measurement EP27, EP29 with a change-over switch
- Panel electromagnetic devices, designed for effective voltage measurement
- Change-over switch, when activated, enable the measurement of linear and phase voltage (6 measurement points)
- Tropical version is available (TIII)
- Voltmeters for usage with voltage transformers (X/100 V and X/110 V) are also available
За дополнительную стоимость: два аналоговых выхода (0...10V, 4...20mA), мембранный фильтр, тефлоновый фильтр, бронзовый фильтр.
Датчик измеренные параметры преображает на аналоговый или цифровой сигнал.
Датчик относительной влажности и температуры P18L питаемый от токовой петли.
- Питается от токовой петли (не требуется внешнее питание)
- Датчик преобразовывает измеренные параметры на аналоговый сигнал.
Temperature and air humidity transducer P19 with RS-485 output, designed for room humidity ant temperature contro. Can be used in various control and monitoring systems. Output signal is digital (RS-485, MODBUS). Transducer parameters are programmed via PC. Wall-mounted. Can work in condensation-free environment.
- Integrated temperature and humidity sensor
- Calculated values – dew point temperature, absolute humidity
- Minimal and maximal value memory
- Isolated RS-485 port
Relative humidity and temperature transducer P18D with display and RS-485 output, designed for temperature and humidity measurement.
Digital meters – bargraphs NA3, NA5, NA6,measurement of DC voltage, current, resistance and temperature measurement (with thermal sensors J, K, N, E, R, S, T, Pt100, Pt500, Pt1000).
Digital programmable indicator N20Z for AC voltage, current and frequency measurement.
Programmable parameters:
- LED indicator color, which changes depending on input signal value: green, yellow and red
- Value limits
- Measurement unit indication
- Decimal point location
- Measured signal
- Averaging time
- Individual characteristic
- 2 OC alarms in 6 modes
Digital programmable indicator N24 for temperature, AC/DC voltage and current measurement. Measures J, K, Pt100 temperature sensors signals.
Programmable parameters:
- Value limits
- Decimal point place
- Measurement unit indication
- Cold junction compensation (CJC)
- Compensation for Pt100 sensors
- Averaging time
- Individual characteristic
- Universal input for standard signals and temperature sensors
- 14 mm height 5-symbol LED display
- 24 VDC output supply for other devices
- IP65 front protection class
- Operating temperature: -10...55 °C
Digital, programmable indicator N30H for DC voltage, current, with RS-485 interface.
- Device is designed for DC (bi-polar) voltage, current measurement
- LED indicator colors: red, green, yellow (for 3 input value ranges)
- Device is programmed with buttons or via RS-485 port
- 4 alarm inputs in 6 modes
- Measurement value conversion into analog signal 0/4...20 mA arba 0...10 V
- Minimal and maximal value storing for all measurements
- Digital, programmable pulse, frequency, motor revolutions, work time meter N30O with RS-485 interface
- Programmable with keys or via computer
- Input:
- temperature:
- resistance thermometers: Pt100, Pt500, Pt1000
- thermocouples: J, K, N, E, R, S
- resistance: 400 ohm, 4000 ohm
- current: ± 20 mA
- voltage: 0…10 V, -10…60 mV
- temperature:
- Output: relay (4), analog (1), digital RS-485/MODBUS (1),
- Three-colour display - red, green and orange, programmable in three intervals of the measured value – facilitates the observation of measured value changes.
- digit height: 14 mm
- highlighted measuring unit
- Four alarm outputs with signaling on LED diodes operating in six different modes.
- Panel electromagnetic devices are designed to measure the angle between phase voltage and current in one-phase and three-phase circuits
- Measured value is represented in cosine (cos φ)
Power meters PA39. Panel power meters are designed to measure active and reactive power. Transducer signal is measured using magnetoelectricity. Can be used for 1 or 3-phase measurement. Special version available for two-way energy flow measurement. Tropical version is also available (TIII).
- Voltage range: 100 √3...690 V
- Current range: 1A (X/1A) or 5A (X/5A)
- Accuracy class: 1,5
- Consumed power: = <3,25 VA
- Protection class: Frnt panel IP52, terminal IP00
- Devices comform with EN61000-6-2, EN-61000-6-4 standards
- Temperature range: -10...23...+55 °C
- Input (single option): 100 V, 250 V, 400 V, 1 A, 5 A, 20...500 Hz
- Digital output: RS-485 (Modbus RTU)
- Relay outputs: 2x OC
- Display: 3-color LED, 5-digit
- Galvanic isolation
- Supply: 85...253 VAC/VDC / 20...40/60 VAC/VDC
- Protection class: IP65
- Input (single option): 0...100 V, ±100 V, 0...400 V, ±400 V
- Digital output: RS-485 (Modbus RTU)
- Relay outputs: 2x OC
- Display: 3-color LED, 5-digit
- Galvanic isolation
- Supply: 85...253 VAC/VDC / 20...40 VAC/VDC
- Protection class: IP65
- Input (single option): Pt100, J, K, 0...20 mA, 4...20 mA, ±20 mA, 0...75 mV, 0...10 V, ±10 V, 0...150 mV, ±75 mV, V150 mV
- Voltage measurement range: 0...75 mV; 0...150 mV; 0...10 V (DC)
- Current measurement range: 0/4...20 mA; ±20 mA (DC)
- Temperature measurement range: -50...400 °C (Pt100); -50...1200 °C (J) / -50...1370 °C (K)
- Digital output: RS-485 (Modbus RTU)
- Relay outputs: 2x OC
- Auxiliary 24 VDC output to supply transducers
- Display: 3-color LED, 5-digit
- Temperature compensation
- Galvanic isolation
- Supply: 85...253 VAC/VDC / 20...40 VAC/VDC
- Protection class: IP65
- Digital, programmable power network parameter meter N30P with RS-485 interface
- Measures voltage, current, frequency, active, reactive power, cosφ, tgφ, energy consumption
- Programmable with keys or via computer
- Power network parameter meter N14 is designed for measuring of three-phase network parameters and accounting of internal energy consumption. Can be used in 3- or 4-wire systems
- Can be used in energetic monitoring systems (RS-485 port)
- Active and reactive power measurement, active and reactive power counters, average power measurement
- Phase, current and voltage effective value measurement
- Network frequency measurement
- Average active power (over set time) measurement
- Changeable current and voltage transformer transfer coefficient values
- Operating temperature: -30...+50 °C
- Programmable switch output and RS-485 (MODBUS) port
- Pulse output for remote energy accounting
- Accuracy class: current, voltage 0,5/1,0; frequency 1,0; power 2,0; energy 1,0/2,0; tg φ 1,5
- Designed for direct or indirect measurement of 1-phase network parameters
- Measured values: U, I, f, P, Q, S, PF, tg fi, fi, Ep, Eq
- Direct measurements up to 63 A
- Universal input: 1/5 A 100/400 VAC or 32/63 A, 100/400 VAC
- Outputs: RS-485 (MODBUS interface), 1x relay + 1x analog or 2x relay
- OLED display
- Programmable current and voltage transformer ratios
- Programmable via buttons or free eCon software (through USB)
- Size: 53 x 110 x 60 mm
- Measures power network parameters in 3-phase network 3 or 4-wire symmetrical or asymmetrical systems
- THD factor
- Outputs: 3 relays and 1 analog output (ND10), 1 relay and 3 analog outputs (+/-) (ND10A)
- Digital output: RS-485 MODBUS (option)
- Protection class for front side: IP65
- Supply: 85...253 VDC/VAC
- Backlit LCD display
- Dimensions: 96 x 96 x 77 mm
- Power network meter ND20 is designed to measure 3-phase network parameters and to account internal energy consumption
- Usable in 3- and 4-wire systems
- Can be used in energetic monitoring systems (RS-485 port)
- Front panel protection class IP65
- Harmonic, THD, watthour measurement
- 3,5” LCD indicator
- Analog output of 0/4...20 mA (additionally ordered)
- Measurement of power network parameters in 1-phase and 3-phase (3 or 4-wire) systems
- Current inputs 0,1 A and 0,25 A (for dedicated transformers)
- Quick and convenient ways to connect current transformers via RJ12 connector or screw terminals
- Designed for usage with following transformers: LJ12, LJ25, LJ35, LJ45, LJ306, LJ307, LJ308
- RS-485 (MODBUS RTU) interface
- THD factor measurement
- Backlighted LCD 3,5”
- Protection grade from the frontal side: IP65
- Power network parameter measurement in 1- and 3-phase network
- THD factor calculation
- High accuracy class
- Backlit LCD 3,5” display
- RS-485 Modbus slave interface
- Frontal protection class: IP65
- Measures 54 power network parameters (up to 63-rd harmonic, in 1- and 3-phase network)
- Color LCD TFT 3,5” display
- Display pages are fully configurable by user (10 pages. 8 parameters in each)
- 2 configurable alarm outputs
- Digital RS-485 Modbus output
- Optional: 0/4...20 mA output and 2xPt100 inputs
- Option: logging of 32 parameters into internal 8 GB memory
- Modbus TCP/IP, HTTP, FTP server, WWW server, DHCP client
Digital programmable indicator N20 for temperature, DC voltage and current measurement. Measures J, K, Pt100 temperature sensors’ signals.
Programmable parameters:
- LED indicator color, which changes depending on input signal value: green, yellow and red
- Value limits
- Measurement unit indication
- Cold junction compensation (CJC)
- Compensation for Pt100 sensors
- Averaging time
- Individual characteristic
- 2 OC alarms in 6 modes
- Meter N27D is designed to measure parameters of the single-phase power network
- Direct measurements up to 63 A
- The device measures voltage, current, frequency and active power
- Measurements are represented in 4-digit display
- Button enables the scrolling through available measurements
- Mounted on standard 35 mm rail (LST-EN 62208)
- Universal input (for standard signals and temperature sensors)
- Alarm output
- OLED display
- Configuration via miniUSB connector
- Supply: 24 VDC or 230 VDC / VAC
- IP65 protection class
Single-phase commutator – controller RP7. The device can be used or circuit commutations. Can be used for resistive and inductive loads and single-phase motor speed control. Possible control with standard analog signal.
Other functions:
- Load current limiting
- Soft start
- Isolated inputs
- Load current control
- Fuse failure detection
- Overload indication
Converter PD8 is designed for data transfer from devices with RS-485 port to Ethernet network. The device comes in two versions. First version is used with network service Real Port. In this case, the Master role is taken by PC with installed software, creating a parallel port. Software (i.e. Lumel Energy) ensures data transfer between devices with RS-485 port and one PC.
Second version (parallel bridge with UDP protocol) enables the sextension of data transfer system using additional PD8 converters and local Ethernet network. Variant with two converters or one with many (max. 65) converts is available.
Single-phase controller – commutator RP1. The device can be used or circuit commutations in heat element devices. Can be used for resistive and inductive loads. Possible control: pulse or standard (analog signal).
Other functions:
- Load current limiting
- Soft start
- Initial load power setting
- Control with an external signal
- Load current control
- Fuse failure detection
- Overload indication
- Master/slave output
- Switch output
Multifunctional professional current cramps NC12 with twistable clamp direction. The device is designed to measure AC current and AC/DC voltages, frequency, temperature (with Pt100 and Pt1000 sensors), electric resistance and capacitance. Twistable clamp direction enables user to measure current in hard-reachable areas. Two variants are available: NC12-300A (up to 300 A AC) and NC12-1000A (up to 1000 A AC).
Multifunctional professional current cramps NC14 with twistable clamp direction. The device is designed to measure AC current and AC/DC voltages, active, reactive, apparent power, inrush current, resistance, harmonics (up to 49th), phase angle, THD, power factor, DF, crest factor and power factor. Twistable clamp direction enables user to measure current in hard-reachable areas. Can be used in single- and three-phase (3 or 4 wire systems) networks. Two variants are available: NC14-400A (up to 400 A AC) and NC14-1000A (up to 1000 A AC).
- 4 analog inputs (standard signals, RTD, thermocouple)
- RS-485 Modbus output (Slave mode)
- 2 alarm outputs
- Galvanic isolation of inputs (2 from other 2)
- Programmable individual characteristics, mathematical functions
- Programmable time counters
- Rail-mounted
Data logger PD22. The device is designed for usage in telemetric systems, to be located between a controller and slave devices. PD22 increases the data transfer speed and enables the system to contain more devices. Slave devices are connected to the RS-485 port (Port.1, MODBUS). System controller is connected to RS-485 or RS-232 (Port.2). Data logger has a real time clock and is mounted on 35 mm rail.
- Data visualization in WWW server
- Convenient login from various devices (PC, tablet, phone)
- Readout of up to 2500 values of slave devices (up to 100 devices, 25 registers each)
- 1 GB Flash memory
- E-mail messages in case of alarm occurrence
- 2 alarm outputs or 2 binary inputs
- RS-232, RS-485, USB, Ethernet, RTC
- Deactivation of the control system in the case of excessive temperature, or in the case of sensor error
- Universal input for thermocouples and resistance thermometers
- Relay output for disconnecting the temperature control system
- Supply: 230 VAC
- Operating temperature: 0...50 °C
- Portable analyzer NP40 is designed for power network quality parameter analysis
- Analyses voltage and current harmonics up to 51-st, THD
- Real-time waveform display (4 voltage / 4 current)
- Measurement of TRMS currents up to 3000 A (with standard sensor)
- Half cycle RMS measurement (voltage and current)
- Measurement in 1-phase and 3-phase systems (3- and 4-wire)
- Voltage, current, harmonics, power, energy and other parameter measurement
- Graphical representation of data in a waveform and vector diagram
- Record of events: dips, swells, overvoltages
- Built-in 8 GB memory card
- Ethernet interface for remote monitoring
- USB interface for data transfer
- Color 5,6” TFT display, 320 x 240 px
- Transducer for AC current and voltage into DC signal (1 output)
- Input, output and supply of the transducer are galvanic insolated
- The construction of the transducer ensures accurate and fast signal transformation
- Fast and easy installation on rail, or onto a wall or in panel using holder
- Transducer for DC current and voltage into other DC signal (2 outputs)
- Input, output and supply of the transducer are galvanic insolated
- The construction of the transducer ensures accurate and fast signal transformation
- Fast and easy installation on rail, or onto a wall or in panel using holder
- Signal transducer P20Z is designed to convert AC current and voltage (without direct component) into DC voltage or current signal
- Input is isolated from input and supply
- Has fixed inputs and outputs – non-programmable
- PD51-A transducer/repeater, designed for conversion of RS232 interface to industrial RS485
- This enables to increase device number in the system and extend its range
Power network transducer P41 is designed to convert 1-phase power network parameters into analog or digital signal. Measured parameters: voltage (U), current (I), frequency (f), active power (P), reactive power (Q), apparent power (S), power factor (PF), reactive power coefficient (tgφ), phase angle difference (φ), active energy (Ep), reactive energy (Eq).
- universal inputs (1 A or 5 A, 100 V or 400 V)
- programmable analog output ( -20 mA...+20 mA)
- parameter transfer via RS-485 interface (Modbus RTU protocol)
- chosen values memory (9000 records)
- programmable current and voltage transformer coefficients
- transducer settings are changed via „LPConfig“ software (USB)
Power network transducer P43 is designed to measure 3-phase (three or four-wire systems) power network parameters. Two parameter values are converted into analog output signal -20...+20 mA. Other parameter values are sent over RS-485 or USB ports. All parameter min and max values are measured. Data refresh interval is less than 1 s. Output signals are isolated from input and supply. Two programmable alarm outputs. Pulse (passive) output OC can be used for energy accounting. Mounted on 35 mm rail.
- Measuring ranges:
- current 1/5 A L1...L3: 0,02...6 A
- voltage L-N/L-L: 2,9...276/ 10...480 V
- frequency: 45,00...66 Hz
- active power: -1,65 kW...1,4 W...1,65 kW
- reactive power: -1,65 kvar...1,4 var...1,65 kvar
- apparent power: 1,4 VA...1,65 kVA
- power factor: -1...0...1
- active energy: 0...99 999 999,9 kWh
- sum energy: 0...99 999 999,9 kvarh
- Consumed power: ≤ 6 VA
- Transformation coefficients: Ku = 1...4000, Ki = 1...10000
- Supply: 85...253 VDC or AC 40...400 Hz
- Ambient temperature: -10...23...+55 °C
Temperature and standard signal transducer P30U.
- Programmable input
- Mathematical functions
- Individual channel characteristic
- 1 or 2 outputs
- Variant with internal transducer 24 VDC power supply
- RS-485 interface
- Adjustable dimension
- Data logging into internal memory (4 MB) or SD/SDHC card (4 GB)
- Transducer programming with buttons or via PC (“LPConfig” software)
- Current (AC / DC) transducer T23CT with 4...20 mA output
- AC/DC current input (single option): up to 50 / 100 / 150 / 200 / 300 A
- Optional mounting on DIN rail
- Galvanic isolation
- Supply: 24 VDC
- Ambient temperature: -25...+55 °C
- Protection class: IP65, IP40 for terminals
- The program is designed to represent and log measured values
- Representation tools: bar graphs, graphs, numbers
- Interfaces: RS-485 MODBUS RTU, ASCII, LUMBUS, MODBUS TCP/IP
- Number of MODBUS devices that can be represented (1 device – 1 address): 5, 10, 30 and 100 (selected while ordering)
- Data logging: tables and/or graphs in PC memory
Programmable pulse counter P30O, designed to convert frequency, pulse, input period, time and revolution speed signals into standard voltage or current signals. The device is programmed via PC (RS-485 interface) or with buttons.
Main properties:
- 2 universal pulse inputs
- Mathematical functions for every input
- Individual output characteristic (up to 21 point)
- Option – internal transducer supply source 24 VDC, 30 mA
- RS-485 interface (protocols Modbus RTU Slave, Modbus TCP Slave)
- Data logging function (internal 4 MB memory or SD/SDHC card (up to 8 GB))

