Analog Temperature Sensor for Photovoltaics – TemmeterAnalog Temperature Sensor for Photovoltaics – Temmeter

Key Features

  • Fast response time: < 5 seconds for ΔT ≥ 2°C
  • Wide temperature range: -40°C to +120°C
  • High precision: ±0.25°C, Accuracy: ±0.3°C
  • PT100 Class A sensor exceeding required standards
  • Strong adhesive fixing suitable for low surface tension materials like Tedlar
  • No additional mounting system required
  • UV and high-temperature resistant cable
  • Available with M8 IP67 connector or loose pin configuration
  • Compliant with IEC 60751 (Class A) and DIN43760 (KL. A) standards
  • Suitable for outdoor use in harsh environments

Analog Temperature Sensor for Photovoltaics – Temmeter

IEC 60751 Class A compliant, response time < 5 seconds

  -  

Analog

 Output

Cost-effective PT100-based temperature sensor designed for quick installation and accurate temperature measurements in photovoltaic systems, featuring strong adhesive fixing and rapid response time.

Key Features

  • Fast response time: < 5 seconds for ΔT ≥ 2°C
  • Wide temperature range: -40°C to +120°C
  • High precision: ±0.25°C, Accuracy: ±0.3°C
  • PT100 Class A sensor exceeding required standards
  • Strong adhesive fixing suitable for low surface tension materials like Tedlar
  • No additional mounting system required
  • UV and high-temperature resistant cable
  • Available with M8 IP67 connector or loose pin configuration
  • Compliant with IEC 60751 (Class A) and DIN43760 (KL. A) standards
  • Suitable for outdoor use in harsh environments
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Details

Advanced Temperature Sensing for Solar Panels

The Temmeter represents a breakthrough in temperature monitoring for photovoltaic systems. This high-resistance temperature probe is specifically engineered to provide highly accurate temperature readings of solar panels, crucial for calculating the true Performance Ratio (PR) of photovoltaic installations. Based on a PT100 temperature sensor, the Temmeter combines precision, durability, and ease of installation in a cost-effective package.

Innovative Adhesive Mounting System

One of the standout features of the Temmeter is its powerful adhesive fixing mechanism. This unique design allows for quick and easy installation without the need for additional mounting systems, significantly reducing installation time and costs. The strong adhesive is capable of bonding even to surfaces with low surface tension, such as Tedlar, ensuring a secure and long-lasting attachment to solar panels.

Rapid Response to Temperature Variations

In the dynamic environment of a solar installation, temperature changes can occur rapidly. The Temmeter is designed to keep pace with these fluctuations, boasting a response rate of less than 5 seconds for temperature changes of 2°C or more. This exceptionally quick response time, coupled with high thermal transmittance, enables precise real-time monitoring of panel temperatures, critical for accurate Performance Ratio calculations and system optimization.

Wide Temperature Range and High Precision

Capable of measuring temperatures from -40°C to +120°C, the Temmeter covers the full spectrum of potential operating conditions for photovoltaic panels. The sensor’s precision of ±0.25°C and accuracy of ±0.3°C exceed industry standards, providing reliable data for both research and commercial applications. This high level of accuracy is particularly valuable in regions where panel temperatures can reach extremes, such as Southern Europe, where summer temperatures can cause panel temperatures to soar to 85°C, potentially reducing power output by up to 25%.

Durable Construction for Outdoor Use

Built to withstand harsh outdoor conditions, the Temmeter features a PT100 Class A sensing element encased in a white, non-hygroscopic plastic casing resistant up to 130°C. This casing exhibits neutral thermal behavior even under direct radiation, ensuring accurate measurements regardless of sunlight exposure. The sensor’s cable is shielded and features external insulation resistant to high temperatures and UV radiation, providing excellent protection against environmental factors.

Flexible Connectivity Options

The Temmeter is available with two connection options to suit different installation requirements. Users can choose between an M8 2-pole IP67-rated connector for secure, weather-resistant connections, or a version with three loose pins (white-red) for custom wiring solutions. This flexibility allows for easy integration with various data logging and monitoring systems.

Cost-Effective Solution

While offering performance comparable to more expensive models like the Temmeter PRO, the Temmeter’s adhesive fixing system makes it a more economical choice without sacrificing efficiency. This makes it an excellent option for large-scale installations or projects with budget constraints.

Specifications

  • Sensor Specifications
    • Type: Platinum Thermal Resistor PT100 Class A
    • Temperature Range: -40°C to +120°C
    • Precision: ±0.25°C
    • Accuracy: ±0.3°C
    • Response Rate: < 5 seconds for ΔT ≥ 2°C
    • Reference Standards: IEC 60751 (Class A), DIN43760 (KL. A)
  • Output
    • Type: Analog (Impedance Variation)
    • Sensor Class: PT100 Δ ± 0.3°C
  • Physical Specifications
    • Sensor Dimensions: 25mm diameter, 4.5mm average thickness
    • Sensor Casing: White plastic anti-shock, neutral thermal behavior to direct irradiation
    • Adhesive Material: 0.4mm thickness, suitable for Tedlar and low surface tension materials
  • Cable and Connections
    • Cable Length: 1.25m
    • Cable Type: 2/3 poles, shielded, with external insulation
    • Cable Properties: Resistant to high temperature and UV
    • Connector Options:
      • M8 2-pole IP67 connector
      • 3 loose pins (white – red)
    • *Note: Specify desired connection type when ordering
  • Environmental Specifications
    • Suitable for outdoor use
    • Designed for rapid response to temperature variations
    • Casing resistant up to 130°C
  • Installation
    • Adhesive fixing for quick and easy installation
    • No additional mounting system required
  • Compliance and Certifications
    • IEC 60751 (Class A)
    • DIN43760 (KL. A)
  • Recommendations
    • For accurate measurements, ensure the sensor is placed on a representative module of the installation
    • Consider that solar modules at high temperatures produce less power than at 25°C
    • In Southern Europe, PV module temperatures can reach 85°C during summer, potentially reducing output power by about 25%

Possible combinations

This table outlines the various configurations and their corresponding applications, helping you quickly identify the best solution for your system.

Associated Sensors
Output
Calculated Values
No combinations found

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