Testo 175 H1 2-Channel Datalogger
The testo 175 H1 is a robust temperature and humidity data logger with high accuracy, large memory capacity, and a long battery life—perfect for reliable environmental monitoring and documentation.
The testo 175 H1 is designed for precise, long-term measurement of temperature and humidity in a variety of environments. Its capacitive humidity sensor delivers high accuracy, while the NTC temperature sensor ensures stable, reliable readings over extended periods.
With a memory capacity of up to 1 million readings, adjustable logging intervals, and an easy-to-read display, the 175 H1 provides continuous data visibility and flexibility. Data can be quickly transferred via USB or SD card, making analysis and documentation straightforward. Its IP54-rated housing ensures durability, even in challenging environments, and a 3-year battery life minimises maintenance needs.
Key Features:
- Accurate temperature and humidity measurement for long-term monitoring
- Large memory for up to 1 million readings
- Flexible logging intervals from 10 seconds to 24 hours
- USB and SD card interfaces for convenient data transfer
- Long battery life and durable IP54-rated design
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Sensors: Internal NTC temperature sensor and external capacitive humidity sensor
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Measurement Ranges:
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Temperature: –20 °C to +55 °C
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Humidity: 0 % to 100 % RH
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Accuracy:
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Temperature: ±0.4 °C
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Humidity: ±2 % RH (2 to 98 % RH)
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Resolution:
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Temperature: 0.1 °C
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Humidity: 0.1 % RH
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Memory Capacity: Up to 1 million readings
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Logging Rate: Adjustable from 10 seconds to 24 hours
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Display: 2-line LCD showing current readings, min/max values, and status info
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Data Transfer: USB port for fast download; SD card slot for extended memory and easy data transfer
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Power Supply: 3 × AAA batteries, up to 3 years battery life (at 15-minute logging interval)
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Protection Class: IP54
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Dimensions & Weight: Approx. 149 × 53 × 27 mm; 130 g
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Continuous monitoring of temperature and humidity in storage rooms, warehouses, and production areas
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Environmental control in offices, archives, and museums
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Documentation for compliance with environmental and quality assurance standards
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Long-term climate monitoring with high-capacity data storage
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