Since 1953, LUMEL has been known as the world’s top quality manufacturer of industrial automation devices. Lumel offers product categories, such as: network parameter meters and analyzers, digital meters, electrical and non-electrical quantity transducers, recorders and data loggers, power controllers, temperature controllers, analog meters, current transformers, shunts etc. All Lumel products are covered by a 3-year warranty.

The automation products and systems offered by Lumel rely on various data communication protocols (MODBUS, ETHERNET, PROFINET, BACNET or MQTT), depending on the needs of the customer.

Power Network Meters and Analysers

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ND31LITE

Power network meter with Modbus RTU (RS-485) protoND31LITE col

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ND31

Power quality meters with recording and MQTT (IIot), BACnet/IP or Modbus TCP/IP protocols

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NR32

Multifunctional meter NR32

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Group 6

NMID30-1

Single- and three-phase network energy meter with MID certificate 1/5A

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NMID30-2

Energy meter for single- and three-phase networks with MID certificate 100A

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NR30, NR30IoT

Rail mounted 3-phase power network meter with Ethernet and recording or with recording dedicated to IoT applications

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NR30BAC

Rail mounted 3-phase power network meter with BACnet for BMS applications

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Group 7

NR30PNET

Rail mounted 3-phase power network meter with Profinet for PLC applications

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ND30

Power network meter with Ethernet, recording and graphical screen

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ND30IoT

Power network meter with Ethernet and recording dedicated to IoT applications

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ND30BAC

1 and 3-phase power network meter with BACnet for BMS applications

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Group 8

ND30PNET

1 and 3-phase power network meter with Profinet for PLC applications

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ND25

Power network meter

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ND45

Power network analyzer / recorder

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ND20LITE

1 and 3-phase power network meter

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Group 10

NS5, SA12_, SA19_

Synchronization meter / Synchronoscope

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Data Recorders

Group 11

KD6

Screen recorder (LCD TFT 3.5’’ display)

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Group 12

KD7, KD8

Screen recorder with FDA certificate (LCD TFT 5.7’’ screen, with touch panel)

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Group 1

SM61IoT

Data logger for IoT applications

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Temperature and Humidity Transducer and Recorders

Group 2

P18L

Humidity and temperature transducer with analog output

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Group 3

P18, P18D

Temperature and humidity transducers with digital and analog output

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Group 4

P18S

Temperature and humidity transducers with Modbus RS-485 interface

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Group 5

P19

Temperature and humidity transducers with digital output

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Group 6

HT20, HT20IoT

Temperature / humidity and dew point monitor and data logger with Ethernet and PoE, and for IoT applications

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Group 8

HT22IoT

Environmental parameters monitor and data logger with Ethernet and PoE, and for IoT applications (temperature, humidity, dew point, light intensity, CO2 concentration and TVOC)

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Transducer & Separator

Group 1

P30U

Universal transducer of temperature and standard signals with Ethernet

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Group 2

P30O

Transducer of pulses, frequency, turns, operation time with Ethernet

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Group 3

P30H

Transducer of D.C. circuit parameters with Ethernet

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Group 4

P30P

Transducer of 1-phase power network parameters with Ethernet

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Group 5

ULT20

Ultrasonic level transducer

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Group 6

P10

DC transducer

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Group 7

P10Z

AC transducer

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Group 8

P15

DC transducer/separator

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Group 2

P20

Transducer of temperature and standard signals

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Group 1

P20Z

Transducer of a.c. current or a.c. voltage

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Group 3

P21Z

Programmable transducer of a.c. current, voltage or frequency

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Group 4

P20H

Transducer of d.c. voltage or current

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Group 7

P17, P17G

Transducer of temperature and standard signals / passive separator

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Group 8

P20G

Programmable separator/transducer

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Group 9

P41

1-phase transducer of power network parameters

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Group 10

P43

3-phase transducer of power network parameters

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Digital Meters

Group 4

N31U, N32U

Programmable digital meter of temperature, resistance and standard signals

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Group 2

N32H

Digital meter of DC circuit parameters

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Group 3

N32P

1-phase power network meter

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Group 5

N32O

Programmable digital meter of pulses, frequency, rotational speed

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Group 6

LLM3

Live line monitor

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Group 7

N30H

Programmable digital meter of d.c. current, d.c. voltage

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Group 8

N25H, N25S, N25T, N25Z

Configurable digital indicator

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Group 9

N19Z

AC digital meter

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Group 10

N20, N20PLUS

Meter of d.c. current, d.c. voltage and temperature with or without RS-485

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Group 1

N20HPLUS

Digital meter of d.c. voltage with RS-485

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Group 2

N20Z, N20ZPLUS

Meter of a.c. current, a.c. voltage and frequency with or without RS485

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Group 3

N21

Temperature and d.c. standard signals digital meter

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Group 4

N27D

Rail mounted 1-phase power network meter

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Group 5

N27P

Rail mounted 1-phase power network meter

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Group 6

N30O

Programmable digital meter of pulses, frequency, rotational speed

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Group 7

NA5PLUS, NA6PLUS

Programmable meters with bargraphs with multicolour bargraphs

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Temperature Controllers

Group 8

RE92

Dual loop controller

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Group 9

RE41, RE42, RE43, RE44

PID-Fuzzy Logic Controllers

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Group 10

RE55

Controller - 2 outputs

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Group 11

RE62

Controller - 3 outputs SMART PID technology

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Group 12

RE01

Controller - 2 outputs

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Group 13

RL10

Temperature limiter

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Group 14

SR11

System for injection moulds with heated channels

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Group 15

RE70

Controller - 1 input  for RTD and TC sensors

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Group 16

RE22

Controller - 1 output for universal input

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Group 17

RE71

Controller - 1 output with SMART PID technology

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Group 18

RE11

Controller - 2 outputs with LED bright dual display

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Group 19

RE81

Controller - 2 outputs with SMART PID technology

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Group 20

RE12S

Controller - 3 outputs with RS485

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Group 21

RE72

Controller - 3 outputs with SMART PID technology

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Group 22

RE82

Controller - 4 outputs with SMART PID technology

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IO Modules & Converters

Group 1

PD24

Converter of USB/RS232 (TTL) interface

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Group 3

PD20

Converter of USB/RS485 interface

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Group 4

PD9W

RS232/RS485 to WiFi/ Ethernet media converter

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Group 5

PD9

RS-485/ Ethernet converter

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Group 6

SM1

2-channels analogue inputs converter / RS485 output

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Group 7

SM2

4-channels analogue inputs converter / RS485 output

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Group 8

SM3

2-channels logic or pulse inputs converter / RS485 output

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Group 9

SM5

8-channels logic inputs converter / RS485 output

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Group 10

SM4

RS485 received from master / 8-channels open collector or 4-channels relay outputs

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Group 1

S4AI

4-channels analogue inputs converter / RS485 output

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Group 3

S4AO

RS485 received from master / 4-channels analogue outputs

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Group 4

PD51

Converter of RS232 / RS485 interface RS485 / RS485 repeater

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Protection and Time Relays & Power Controller

Group 5

LP10-V

Voltage Protection Relay

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Group 6

LTR10

Multifunctional time relay

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Group 7

RP1, RPL1

1-phase power controller

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Group 9

RP3

3-phase power controller

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Current Transformers

Group 1

LCTM

1-phase current transformers with primary winding

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Group 2

LCTR, LCTB

1-phase current transformers with round conductor

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Group 3

LCTS

1-phase current transformers with split core

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Group 4

LCTP

3-phase current transformers

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Group 5

T22CT

AC transducer T22CT

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Group 6

T23CT

AC/DC transducer

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Group 7

LRC

Resin cast CT's

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Group 8

LE, LW

Round current transformers

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Shunts

Group 9

B2

Shunts 60mV

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Group 10

B3

Shunts (150mV)

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Group 11

B4

Shunts (50mV)

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Group 12

B5

Shunts (75mV)

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Group 13

B6

Shunts (100mV)

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Multimeters & Clamp-on Meters

Group 14

VA19

5 in 1 Digital multimeter 
(Sound Level Meter, Light Meter, Humidity Meter, Temperature Meter and Digital Multimeter)

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Group 1

VA8090

Infrared temperature and thermocouple meter

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Group 2

NP15, NP15B

True RMS digital multimeter with data logging, view function, & with Bluetooth

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Group 3

NP06, NP08, NP10

Digital multimeter

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Group 4

NC11

AC clamp-on meter 1000A / 400 A

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Group 5

NC14

AC/DC power clamp-on meter 1000A / 400 A

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Group 6

NT10

Insulation meter

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Group 7

NP45

Portable power quality analyzer

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Group 8

VA503

Pen R/C meter for SMD

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Group 9

VA8010

Temperature / humidity and dew point meter

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Group 10

VA8051

Luxmeter with sensor rotation

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Group 11

VA90B

Multimeter with touch pad

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Group 2

VA310, VA312

Digital Clamp Meter

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Group 3

VA333

Small size clamp-on meter

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