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Product Catalogue 2025

Product catalog summary

Product Catalogue Overview
This document is a product catalogue from Galltec+Mela, detailing their range of humidity and temperature measurement technology products. The catalogue is valid from January 1, 2026, and includes prices in euros, excluding VAT and other charges.

General Conditions
The prices are applicable only under the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry. Prices are subject to change, and previous prices become invalid with the publication of a new price list.

Product Categories

Humidity and Temperature Transmitters: These include economical transmitters for HVAC applications, all-rounder transmitters with modular designs, and heavy-duty transmitters suitable for extreme conditions.
Controllers: The catalogue features humidistats and hygro-thermostats for controlling and monitoring humidity and temperature, including electronic versions with configurable relays.
Condensation Controllers: Designed to prevent damage from condensation, available with analogue or switching outputs.
Accessories: Includes controllers, protective filters, installation aids, and humidity standards.

Technical Specifications
The catalogue provides detailed technical specifications for each product series, including:

Operating temperature ranges and accuracy levels for humidity and temperature measurements.
Electrical specifications such as signal output options and supply voltage requirements.
Special features like vibration resistance and sealing options for increased requirements.

Product Series Highlights

L Series: Optimized for HVAC and building automation, suitable for various applications including offices, museums, and industrial settings. Offers options like IP65 protection and Modbus compatibility.
POLYGA® Universal Transmitters: Known for high accuracy in high humidity ranges and long-term stability.
Heavy Duty Transmitters: Designed for extreme conditions, with features like ATEX certification and pressure resistance.

Contact and Support
For consultation, support, and ordering, contact details are provided, along with a note that datasheets are available online for more detailed information.

Overview: The document provides detailed information on various series of sensors and transmitters optimized for HVAC applications, focusing on humidity and temperature measurement. It includes specifications, options, and pricing for different models, as well as connection diagrams and application areas.

Specifications: The document outlines the specifications for different sensor series, including the L series, M series, Light series, and D series. Each series is designed for specific applications, with varying degrees of protection (IP ratings), operating temperature ranges, and accuracy levels. For example, the M series operates up to 85°C with an accuracy of ±2.5% RH, while the Light series operates up to 80°C with an accuracy of ±3% RH.

Procedures and Connection Diagrams: Connection diagrams are provided for digital and analogue outputs, detailing pin assignments and signal outputs for various configurations. The document also includes information on the supply voltage requirements for each series.

Options and Accessories: Various filter options and accessories are available, such as plastic protective baskets, PTFE filters, and different cable lengths. The document lists prices for these options and accessories, allowing for customization based on specific needs.

Applications: The sensors and transmitters are suitable for a wide range of applications, including HVAC, building automation, agriculture, food industry, and more. Specific series are optimized for environments like museums, swimming pools, and industrial settings.

Key Features: The document highlights key features such as on-site calibration, microcontroller-based electronics, and the ability to configure output variables via USB. The D series, for example, includes an hx converter for calculating dew point, enthalpy, mixing ratio, absolute humidity, and wet bulb temperature.

Pricing: Prices are provided for different models and configurations, with additional charges for special features like displays and USB ports. The document notes that prices may vary based on order volume, and personalized offers are available upon request.

Overview: The document provides detailed specifications and options for various series of transmitters designed for humidity and temperature measurement. These devices are suitable for a wide range of applications including HVAC, building automation, and industrial processes.

Specifications:

Temperature Output Ranges: 0 to +50°C, -30 to +70°C, 0 to +100°C.
Humidity Output Range: 0 to 100% RH.
Accuracy: Temperature accuracy varies with output type, with voltage output at ±0.2 K and current output at ±0.3 K. Humidity accuracy is ±2% RH at 10-90% RH.
Electrical Specifications: Signal outputs include 0-1 V, 0-10 V, and 4-20 mA. Supply voltage options range from 6 to 30 V DC and 6 to 26 V AC.

Series Overview:

D Series: Includes DI (Indoor), DW (Wall-mounted), and DK (Duct-mounted) models. Features include microcontroller-based electronics, optional displays, and IP65 protection.
DZK Series: Offers modular design with high temperature resistance up to 125°C, interchangeable sensor parts, and customizable output variables via USB.

Applications: These transmitters are used in various environments such as offices, public buildings, museums, storage facilities, and industrial settings like pharmaceutical and chemical industries.

Options and Accessories: Options include displays, membrane and PTFE filters, and hx converters for calculating derived humidity variables like dew point and enthalpy.

Installation and Configuration: The devices are designed for easy installation with features like clip-in covers and USB configuration for output variables.

Overview: The document provides detailed specifications and options for the I series digital IVK and ITK probes, designed for precise measurement of relative humidity and temperature. These probes are suitable for various industrial applications, including meteorology, HVAC, and environmental monitoring.

Specifications:

Relative Humidity Measurement: Uses a capacitive sensor element with an output range of 0-100% RH. Accuracy is ±1.5% RH at 23°C for 10-90% RH, and ±2% RH for the remaining range.
Temperature Measurement: Utilizes a Pt1000 1/3-DIN Cl. B sensor element with an output range of -40 to +85°C and an accuracy of ±0.2 K at 23°C.
Electrical Specifications: Signal outputs include RS232 and RS485 Modbus, with a supply voltage of 5-30 V DC. Maximum transmission lengths are 15 m for RS232 and 1000 m for RS485 Modbus.

Special Features:

Dew-resistant and vibration-resistant options available.
Constructed with stainless steel and rated IP65 for durability.
Various filter options for different environmental conditions.

Options and Accessories:

Modbus compatibility for additional humidity variables such as dew point, wet bulb temperature, absolute humidity, mixing ratio, and enthalpy.
Available in special versions for meteorological and outdoor applications.
Accessories include setup cables and various filter types with different IP ratings.

Applications: The probes are suitable for a wide range of applications, including storage and transportation, cooling and air conditioning, process automation, and environmental monitoring in challenging conditions like deserts and high-speed air environments.

Pricing: Prices vary based on configuration, with options for RS232 and RS485 outputs, and additional costs for specific filters and accessories.

Overview: The document provides detailed specifications and options for various series of humidity and temperature sensors, including the I series, FK series, and VC/VR series. These sensors are designed for different applications, including meteorological, industrial, and extreme conditions.

I Series:

Operating temperature up to 85°C.
Accuracy: ±1.5% RH.
Features include robustness, stainless steel construction, and IP65 protection.
Options for meteorological and outdoor applications, vibration and dew resistance.
Various filter options available, including stainless steel sintered filters.

FK Series:

Designed for semi-industrial and industrial applications.
Operating temperature up to 80°C with accuracy of ±2% RH.
Capacitive measuring element with output range of 0-100% RH.
Temperature measurement with Pt100 sensor, various output ranges, and accuracy specifications.
Electrical specifications include multiple signal output options and supply voltage requirements.

VC/VR Series:

Rod-shaped, compact sensors for extreme conditions.
Operating temperature up to 80°C with accuracy of ±2% RH.
Stainless steel sensor tube with IP65 protection.
Options for pressure resistance up to 25 bar and ammonia resistance.
Applications include process automation, pharmaceutical, chemical industries, and more.

General Features:

All series offer robust construction and high accuracy in humidity and temperature measurements.
Various output options including voltage and current outputs.
Different filter options and configurations to suit specific application needs.

Applications:

Suitable for a wide range of industries including agriculture, food, storage, transportation, and manufacturing.
Specific models designed for indoor, duct-mounted, and industrial environments.

Additional Information:

Consultation and support available through contact details provided.
Further details and datasheets available online.

Overview: This document provides technical specifications and details for various industrial sensors and transmitters designed for measuring humidity and temperature. The sensors are suitable for a range of applications, including industrial processes, meteorology, and HVAC systems.

Specifications:

Operating Temperature: Up to 80°C for most models, with some capable of operating up to 200°C.
Accuracy: Typically ±2% RH for humidity and ±0.2 K for temperature measurements.
Output Signals: Options include 0...1 V, 0...10 V, and 4...20 mA.
Supply Voltage: Ranges from 6 to 30 V DC, with some models supporting 24 V AC.
Protection: IP65 for most sensor tubes, ensuring resistance to dust and water ingress.

Sensor Types:

VC Series: Features robust construction with stainless steel sensor tubes, suitable for ammonia-rich environments.
VR Series: Offers pressure resistance up to 25 bar, ideal for demanding industrial applications.
GC/KC/ZC Series: Designed for advanced requirements, including high-temperature and pressure-resistant applications.

Applications: The sensors are used in various industries such as pharmaceuticals, chemical processing, clean rooms, climate chambers, and agriculture. They are particularly suited for environments requiring precise humidity and temperature control.

Connection and Installation: The document includes detailed connection diagrams and installation instructions for different sensor models, ensuring proper setup and operation.

Additional Features: Some models offer galvanically isolated outputs and are equipped with protective filters to enhance durability and performance in harsh conditions.

Ordering Information: The document provides pricing details and ordering information, with options for customization based on specific application needs.

Overview: The document provides detailed specifications and options for the B series of humidity and temperature transmitters, suitable for various industrial applications. These devices are designed for high accuracy and reliability in measuring relative humidity and temperature, with additional capabilities for calculating derived humidity variables.

Specifications:

Operating Temperature: Up to 200°C for certain models.
Accuracy: ±1.5% RH for humidity; ±0.15 K (analogue) and ±0.2 K (Modbus) for temperature at 23°C.
Sensor Elements: Capacitive for humidity; Pt1000 Class B for temperature.
Output Range: 0-100% RH for humidity; -80 to +200°C for temperature.
Electrical Specifications: Signal outputs include 0-1 V, 0-10 V, 4-20 mA, RS232, and RS485 Modbus. Supply voltage varies from 5 to 30 V DC and 6 to 26 V AC.

Options and Features:

On-site calibration and IP65 protection.
Optional display and Modbus communication.
Pressure resistance up to 10 bar and ammonia resistance.
Hx converter for calculating dew point temperature, wet bulb temperature, absolute humidity, mixing ratio, and enthalpy.

Applications: The B series is suitable for process and factory automation, pharmaceutical and chemical industries, clean rooms, climate chambers, paper and print, textile processing, drying plants, brick manufacturing, agriculture, and food industry.

Pricing: Prices vary based on configuration, with options for single or dual outputs for humidity and temperature, and additional features like Pt100 sensors.

Connection and Accessories: The document includes connection diagrams for both analogue and digital setups, and lists available accessories such as Modbus setup cables and USB adaptors.

Overview: The document provides detailed specifications and applications for various humidistats and hygro-thermostats, including models HG120, HG80, HGMini, Hygroswitch, and eStat. These devices are used in HVAC systems, building automation, and various industrial applications to measure and control humidity levels.

Specifications:

HG120: Operates up to 60°C with an accuracy of ±3% RH. It features a robust, condensation-resistant design with a hygroscopic POLYGA® sensor element. The device supports a control range of 40-90% RH and has a switching differential of approximately 5% RH at 50% RH.
HG80: Designed for duct applications, it operates up to 60°C with an accuracy of ±3.5% RH. It features IP64 protection and a stainless steel sensor tube. The control range is 40-90% RH with a switching differential of approximately 4% RH at 50% RH.
HGMini: Features a water-resistant POLYGA® measuring element, operating up to 60°C with an accuracy of ±3% RH. It is maintenance-free and suitable for indoor use.
Hygroswitch: Similar to HGMini, it operates up to 60°C with an accuracy of ±3% RH and is designed for indoor use with a robust, washable measuring element.
eStat: Offers two switching outputs and two analogue outputs, suitable for a wide range of applications. It operates up to 125°C with an accuracy of ±2% RH for humidity and ±0.35 K for temperature.

Applications: These devices are applicable in various sectors including HVAC, building automation, museums, swimming pools, agriculture, food industry, and more. They are used for controlling humidity in environments such as offices, public buildings, storage facilities, and transportation systems.

Electrical Specifications: The devices feature changeover contacts with varying capacities, typically up to 15 A and 250 V AC. Gold-plated contacts are available for low current applications (<100 mA).

Special Features: Many models are maintenance-free, dust-tolerant, and condensation-resistant. They do not require an external power supply and are designed for long-term stability.

Installation and Operation: Installation should be performed by qualified personnel. The devices offer intuitive operation with options for external or internal scales and set point adjustment locks.

Overview: The document provides detailed specifications and features of various electronic hygro-thermostats and condensation controllers, primarily focusing on the eStat10, eStat20, and FAS series. These devices are used for humidity and temperature control in various industrial applications.

eStat10 and eStat10-DUO:

Specifications: The eStat10 features two relay contacts for humidity control, while the eStat10-DUO includes additional temperature control. Both models have a digital display alternating between % RH and °C.
Housing and Protection: Made from ABS with IP 30 protection, suitable for operating temperatures between -30 to +60 °C.
Connection and Outputs: Offers potential-free relay outputs, with options for normally open or closed contacts via DIP switch.

eStat20 and eStat20-DUO:

Specifications: Designed for higher temperature operations up to 125 °C, with accuracy of ±2 % RH and ≤±0.35 K for temperature.
Features: Includes two configurable switching outputs and two permanent signal outputs, with options for IP 65 protection and various probe lengths.
Installation: Easy to install with intuitive operation and exchangeable sensor parts.

Condensation Controllers (FAS and HSF):

FAS Series: Monitors condensate formation without requiring external power, operating up to 60 °C with ±3 % RH accuracy.
HSF Series: Offers dynamic monitoring with IP 65 protection, operating up to 70 °C with ±2 % RH accuracy.
Applications: Used in chilled ceilings, storage, transportation, and HVAC systems to prevent condensation.

General Features:

Measurement and Control: Devices measure relative humidity and temperature, providing control ranges and setting options for switching hysteresis.
Electrical Specifications: Include signal outputs of 0...10 V, supply voltages of 15...30 V DC or 13...26 V AC, and various switching capacities.
Accessories: Options for additional cables, filters, and mounting kits are available to enhance functionality and installation flexibility.

Conclusion: The document outlines a comprehensive range of humidity and temperature control devices suitable for industrial applications, emphasizing their adaptability, precision, and ease of use.

Catalog excerpts

Product Catalogue Humidity and temperature measurement technology - high quality Feuchte- und Temperaturmesstechnik - high quality For precise monitoring and controlling Product Catalogue Prices (valid from 01 January 2026 – until further notice) The stated sales prices apply only in connection with the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry (www.galltec-mela.de/agb), in euros, ex works, excluding packaging, duty unpaid, excluding VAT. The prices valid at the time of order shall apply. All previous prices lose their validity upon publication of a new price list. Impressum Copyright © Galltec+Mela Publisher: Galltec Mess- und Regeltechnik GmbH, MELA Sensortechnik GmbH Subject to change. Errors and omissions excepted. All pictures similar. Print: 30.03.2026

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All-rounder transmitters hx converter, display, USB exchangeable measuring head, modular design, outdoor, weather-proof stainless steel Heavy duty transmitters Compact sensor up to 80 °C, ATEX, IP 66, IP 65, hx converter, display, Modbus, operating temperature up to 200 °C, pressure-resistant up to 25 bar, ammonia-resistant POLYGA® Universal transmitters High accuracy in the high humidity range, long term stability, robust, washable measuring element POLYGA® humidistats No external power supply required, long term stability, robust Electronic humidistats and hygro-thermostats Two individually...

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Alphabetical list of contents A Heavy duty transmitters GC.Ex, KC.Ex Heavy duty transmitters Heavy duty transmitters All-rounder transmitters All-rounder transmitters Electronic humidistats Polyga universal transmitters Condensation controllers All-rounder transmitters Heavy duty transmitters Condensation controllers All-rounder transmitters All-rounder transmitters Heavy duty transmitters HVAC transmitters HVAC transmitters Light series HVAC transmitters HVAC transmitters All-rounder transmitters All-rounder transmitters All-rounder transmitters SVKA, SZVA Heavy duty transmitters Heavy duty...

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Transmitters | Economical | L series Optimised for HVAC Duct mounted version LK p. 14 Relative humidity measurement Measuring/sensor element Capacitive Temperature measurement Sensor element L series In this series active output passive output Output ranges The economical L series transmitters are primarily optimised for ambient room conditions. They are very well suited to help control energy costs in HVAC and building automation applications. Thanks to their high quality manufacturing, these transmitters can also be used in moderate industrial conditions. L series RS232 or Modbus Accuracy at...

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Transmitters | Economical | L series | Probe LP Optimised for HVAC Relative humidity measurement Measuring/sensor element Capacitive Sensor element active output passive output Output ranges with cable connection Storage temperature Operating temperature Measuring head Plastic protective basket ZE07 Plastic with membrane ZE08 Sintered filter fine pore PTFE ZE05 Sealing for increased requirements L series LP • Operating temp. up to 80 °C • Sealing for increased requirements Material: PC, IP 65 -40...+85 °C -30...+80 °C Degree of protection IP 20 IP 30 IP 65 iin More information on the analogue...

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Transmitters | Economical | L series | Indoor LI Optimised for HVAC Indoor LI Connection diagrams Humidity and temperature LIK Humidity and temperature passive LIC Relative humidity measurement Measuring/sensor element capacitive Sensor element active output Semiconductor, MELA® Signal output Housing Material: ABS (white), IP 30 L series LI • Operating temp. up to 60 °C Type overview iih More information on the analogue L series datasheet online PDF Consult, support and ordering +49 7457 9453-0 or www.galltec-mela.com No datasheet. Subject to modification, more on www.galltec-mela.com

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Transmitters | Economical | L series | Wall mounted LW Optimised for HVAC Wall mounted LW Type overview Filter options Relative humidity measurement Measuring/sensor element Capacitive Sensor element active output Semiconductor Signal output Measuring head Degree of protection Plastic protective basket ZE07 IP 20 Plastic with membrane ZE08 IP 30 Sintered filter fine pore PTFE ZE05 IP 65 Vibration-resistant Optional Sealing for increased requirements Optional L series LW • Operating temp. up to 80 °C • Sealing for increased requirements Dew point temperature Wet bulb temperature Absolute humidity...

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Transmitters | Economical | L series | Duct mounted LK Optimised for HVAC Duct mounted LK Type overview Filter options Relative humidity measurement Measuring/sensor element Capacitive Sensor element active output Semiconductor Signal output Measuring head Degree of protection Plastic protective basket ZE07 IP 20 Plastic with membrane ZE08 IP 30 Sintered filter fine pore PTFE ZE05 IP 65 Vibration-resistant Optional Sealing for increased requirements Optional L series LK • Operating temp. up to 80 °C • Sealing for increased requirements Dew point temperature Wet bulb temperature Absolute humidity...

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Transmitters | Economical | l series lw, lk Optimised for HVAC Wall mounted LW and duct mounted LK Connection diagrams Wall mounted LW and duct mounted LK digital Connection diagrams digital o Humidity and temperature passive LWC Humidity and temperature passive LWC ASCII protocol Pin assignment cable accessories RS232 Open cable ends Consult, support and ordering +49 7457 9453-0 or www.galltec-mela.com No datasheet. Subject to modification, more on www.galltec-mela.com

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Transmitters | Economical | m series | mck Miniature sensor optimised for HVAC with cable connection with plug-in connection M series Humidity and temperature analogue Humidity and temperature digital MCK green brown Relative humidity measurement Measuring/sensor element Capacitive Temperature measurement Sensor element Semiconductor Electrical specifications Signal output Supply voltage Measuring head Degree of protection Plastic protective basket ZE07 IP 20 Plastic with membrane ZE08 IP 30 Sintered filter fine pore PTFE ZE05 IP 65 with cable connection -20...+70 °C Special features Vibration-resistant...

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