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eStat20 – Sensor und Hygrostat in einem!

...Die Stecksonden bieten einen großen Vorteil: schneller und einfacher Austausch ohne Unterbrechung des Messvorgangs. Einfache Montage Die komplette Elektronik befindet sich im Deckel. Bei der...

Protective filter Ø 15 mm

...recommend our stainless steel sinter filter. ZE04- Filter made of high-grade steel 1.4301, side openings, front open. Protection against mechanical impacts. Suitable for low air...

DZK – modular design

...humidity variables The integrated hx processor uses the values for relative humidity and temperature to calculate the dew point, enthalpy, mixing ratio, absolute humidity or...

Indoor humidistat HGMini

...in various environments, including offices, computer rooms, food storage, cooling rooms, greenhouses, textiles, printing, film production, and healthcare facilities. Remarkably straightforward and durable design Our...

DW – wall mounted

...hx processor uses the values for relative humidity and temperature to calculate the dew point, enthalpy, mixing ratio, absolute humidity, wet bulb temperature. Depending on...

Indoor humidistat Hygroswitch

...and printing industry, the film industry and hospitals. Remarkably straightforward and durable design Our Humidistats feature a simple and robust design. The Polyga® measuring element...

Indoor humidistat HG120

...durable design Our Humidistats feature a simple and robust design. The Polyga® measuring element is a unique hygroscopic fibre that changes its length depending on...

Condensation controller FAS

...condensation. Remarkably straightforward and durable design Protected by the housing, relative humidity near to dew point can form inside. The aluminum plate is adjacent to...

Condensation controller FAS 250VAC

...condensation. Remarkably straightforward and durable design Protected by the housing, relative humidity near to dew point can form inside. The aluminum plate is adjacent to...

HM80 Hygro OEM Module

...and durable design Our Humidistats feature a simple and robust design. The Polyga® measuring element is a unique hygroscopic fibre that changes its length depending...

DK – duct mounted

...relative humidity and temperature to calculate the dew point, enthalpy, mixing ratio, absolute humidity or wet bulb temperature. Depending on customer preferences, any two of...

IVK – Stainless steel probes with plug-in connection (modbus)

...wide range of applications. Equipped with stainless steel sintered filters, they can be used in extreme locations near the sea, in deserts, mountains, areas with...

HM120 Hygro Modul

Humidity-dependent switch suitable for installation in devices...

eStat20 – electronic hygrostat with remote sensor

...food technology, energy and environmental technology or meteorology. The eStat20DUO has a remote sensor which can be mounted up to 25 m away. The potential-free...

eStat10 DUO – electronic hygro-thermostat

...technology, energy and environmental technology or meteorology. The potential-free relay outputs can be configured internally as either normally closed (NC) or normally open (NO) contacts....

ITK – Stainless steel probes (modbus)

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

IAK – Probes with plug-in connection

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

IRK – Probes with robust head

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

HG80 Duct humidistat

...simple and robust design. The Polyga® measuring element is a unique hygroscopic fibre that changes its length depending on the humidity. The changes in length...

Protective filter Ø 20 mm

...by particle penetration at higher air speeds and certain deposits. ZE16 - Protective basket of PBT plastic, side openings, metallized finish. Protection against mechanical impacts,...

eStat10 – electronic hygrostat

...normally open (NO) contacts. Both humidity set values and the desired hysteresis can be easily set without having to open the housing. It can be...

eStat20 DUO – electronic hygro-thermostat with remote sensor

...technology, energy and environmental technology or meteorology. The eStat20DUO has a remote sensor which can be mounted up to 25 m away. The potential-free relay...

GC-ME wall mounted – meteorology version

...robust construction, especially developed for outdoor use. For extreme applications (near the sea, desert, mountains, areas with high air speed etc.) we recommend our stainless...

RC – Probe with robust head and RC-ME meteorology

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

LK – duct mounted

...sensor element, the sensor provides reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal...

S series SZKA probes with cable

...design, these sensors can be used at temperatures between -80 °C and +200 °C and at pressures of up to 25 bar. SZKA.0H -80…200 °C...

PC and PC.S probe

...sensor element, the sensor provides reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal...

PC-ME and PC.S-ME outdoor version

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

BK – duct mounted

Depending on the individual design, these sensors can be used at temperatures between -80 °C and +200 °C and at pressures of up to 10...

Protective filter Ø 12 mm

...ZE07 - Protective cage made of PC plastic, signal white, open at the sides, suitable for low air velocities and clean atmospheres, e.g. for laboratory...

DUO1060

...humidity and the temperature. Typical areas of use are climatic cabinets and the control of air humidifiers and dehumidifiers in office facilities and computer rooms....

BZ – Transmitter with remote probe

The BZ two-part-design can be used at temperatures between -80 °C and +200 °C and at pressures of up to 10 bar. In the B...

LW – wall mounted (modbus)

...filter with an IP65 degree of protection. An extra sealing can protect against increased requirements (e.g. condensation). It also can be made resistant to vibrations....

LP – probe

...element, the sensor provides reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis,...

VC/11 Compact sensor (ammonia-resistant)

These compact sensors have been specially developed for extreme conditions. The sensor can be used in areas contaminated with a variety of pollutants (e.g. ammonia),...

VC – Compact rod sensor

Compact rod sensor VC . They can be used in a wide range of applications and have been specially developed for extreme conditions. Their design...

ATEX GC.Ex – wall mounted

...ethylene oxyde The use of the Mela®-sensor element is a guarantee of high long-term stability, resistance to dew formation, small hysteresis and good dynamic performance....

DI – Indoor

Sensors for humidity and temperature - the integral measuring chamber is separated from the transmitter electronics, this ensures effective ventilation of the humidity and temperature...

Weather guard

...shaped slats ensure good air circulation and thereby minimize self-heating. The slats are made of UV-stabilized plastic; their construction also ensures that long-wave radiation reflected...

LW – wall mounted (analogue)

...with a PTFE filter with an IP65 degree of protection. An extra sealing can protect against increased requirements (e.g. condensation). It also can be made...

PM15P – digital probe

...calculate enthalpy, absolute humidity, mixture ratio (water/air) or wet-bulb temperature. No interruption of the measurement process When it‘s time to re-calibrate the transmitter, the measuring...

BW – wall mounted

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

VR, VR.D – Compact sensor with robust head

...pressure-resistant up to 25 bar They have been specially developed for harsh operating conditions. Sensors are used to measure the relative humidity or the relative...

Condensation controller – FGO / FGS

Dew-point control sensors are mounted on cooling water pipes or on cooled surfaces and are used to monitor if the temperature drops below the dew-point....

HSF Humidity sensor

Dew-point control sensors are mounted on cooling water pipes or on cooled surfaces to monitor if the temperature drops below the dew-point. They measure the...

Protective filter Ø 20 mm for outdoor applications

...approx. 10m/s. Protects against aerosols. Operating temperature range: -40...85°C IP54 ZE21 - Fine-pored sintered filter made of high-grade steel 1.4404, v up to approx. 20m/s....

S series SVKA probes

...temperatures up to 85 °C in non-corrosive air. Optionally pressure-resistant up to 10 bar. SVKA.00 -40...80 °C SVKA.0E -50...150 °C The scope of delivery includes...

ATEX KC.Ex – duct mounted

...Special types available for sterilization processes with ethylene oxyde The use of the Mela®-sensor element is a guarantee of high long-term stability, resistance to dew...

Pluggable probe

...an IP65 degree of protection. They operate in temperatures from -40 °C ... 85 °C. Maintenance without interrupting the measuring process The plug-in probes offer...

KL – duct mounted

...provides reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic...

WL – indoor

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

Digital combi-controller EDJ3

...control tasks. After connecting the controller and entering the target values, it is ready for immediate use to control humidifying or dehumidifying as well as...

MCK – miniature sensor

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

AW – combined with probes of the S series

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

AK combined with probes of the S series

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

AW with remote probe

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

(T)FG80 – Humidity Temperature Sensor

POLYGA® transmitters demonstrate excellent measuring properties and accuracy in high humidity conditions....

(T)FM80 OEM – duct version

Accuracy: ±2.5 % RH very high accuracy in high humidity washable measurement element with the robust Polyga® humidity measuring element long-term stability high-grade steel sensor...

Probe with cable

...can optionally upgrade the degree of protection to IP65. They can operate in temperatures from -40 °C … 85 °C. High temperature version (up to...

LI – indoor

...to monitor energy costs in HVAC and building automation applications. Thanks to their high quality manufacturing, these transmitters can also be used in moderate industrial...

ZC and ZC.H – Transmitter with remote probe

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

PL – probe

Humidity and temperature sensors - PL have been specially adapted to the needs of the ventilation and air-conditioning sector. The PL series are equipped with...

ZC.D, ZC.HD – with remote probe, pressure-resistant up to 25 bar

...capacitive MELA® sensor element, the sensor provides reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew...

(T)FG120 – Indoor Humidity Temperature Sensor

POLYGA® transmitters demonstrate excellent measuring properties and accuracy in high humidity conditions....

(T)FK80J – duct version

...entire measuring range. They are available in duct mount and indoor versions, and their excellent measuring characteristics have made them some of the best-selling items...

(T)FK120J – Indoor

...highly accurate measurements across the entire measuring range. Their excellent measuring characteristics have made them some of the best-selling items for semi-industrial and industrial applications....

Filter for Polyga duct mounted version

Filter for Polyga duct mounted version, PTFE, two-part, for sensor types HG80 and FG80 recommended for extreme operating conditions. Recommended for air speeds between 8 and 15 m/s Articlenr: 20.014...

GC – wall mounted

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

KC – duct mounted

...reliable performance across the full humidity range. Using the MELA® sensor element ensures long-term stability, resistance to dew formation, minimal hysteresis, and strong dynamic capabilities....

Wall console for duct version

Humidity standards

...water vapour partial pressure develops over a saturated saline solution in a closed system. The relative humidity which forms in the volume of air (testing...

Job offers

...technology while enjoying secure, long-term employment in a stable and supportive environment. Bring your skills, ideas, and dedication — and let’s talk about how we...

Fairs

- all about automation in Wels, Booth: 323, from May 20th to 21th, 2026 - all about automation in Hamburg, Booth: 616, from June 2nd to 3rd, 2026 - all about automation in Chemnitz, Booth: 1-232 from September 24th to 25th, 2026

Environmental compliance

We support the traffic education campaign in the district of Böblingen

Thanks to sponsors, the books could be distributed to all preschoolers in the Bondorf Kindergarten.

Code of conduct

Worldwide – our international distributors

Pressure-tight fitting

...10 bar, for temperatures up to 150 °C. Thread G 3/4" with locking ring, Material: Stainless steel 1.4571 Outside pipe diameter 15 ± 0.1 mm...