Subscribe for Exciting offers and Discounts
Sign Up for exclusive updates, new arrivals & insider only discounts
Customer Care
9278-333-555




Couldn't load pickup availability
The Rotronic HD1 Digital Thermo Hygrometer is a compact and reliable temperature and humidity monitoring instrument designed for continuous indoor environmental monitoring. It measures relative humidity and temperature and calculates dew point, making it suitable for laboratories, warehouses, offices, storage rooms, industrial facilities and other controlled indoor environments.
Equipped with a ROTRONIC HYGROMER IN-1 humidity sensor and an NTC temperature sensor, the Rotronic HD1 provides dependable measurements with a large digital display. The instrument features minimum, maximum and average measurement functions, adjustable audible and visual alarms, and a convenient date and time display.
The Rotronic HD1 supports wall mounting and tabletop placement, making it suitable for continuous temperature and humidity monitoring in different indoor locations. Available through UniGlobal Business, this digital thermo hygrometer offers a practical solution for professional environmental monitoring.

Temperature and Humidity Monitoring: Measures ambient temperature and relative humidity for continuous indoor climate monitoring.
Dew Point Calculation: Calculates dew point temperature to help monitor moisture conditions in indoor environments.
High-Quality Humidity Sensor: Features the ROTRONIC HYGROMER IN-1 humidity sensor for reliable humidity measurement.
Accurate Temperature Measurement: Uses an NTC temperature sensor with an accuracy of ±0.5°C.
Wide Humidity Measurement Range: Measures relative humidity from 0 to 100% RH.
Large Digital Display: Displays humidity, temperature, date and time for convenient monitoring.
MIN/MAX/AVG Functions: Displays minimum, maximum and average measurement values for environmental monitoring.
Audible Alarm: Built-in beeper provides an audible alert when configured measurement thresholds are exceeded.
Visual Alarm: Flashing red LED indicates when configured high or low alarm limits are reached.
Adjustable Alarm Settings: Allows users to configure high and low alarm thresholds for temperature, humidity or dew point.
Fast Measurement Updates: Refreshes measurement readings every 10 seconds.
Wall and Tabletop Installation: Features mounting points and a stand for convenient installation.
Battery Operated: Powered by four AA batteries with an approximate battery life of one year.
Compact Construction: Durable ABS housing makes the instrument suitable for routine indoor environmental monitoring.
Laboratories: Monitors ambient temperature and humidity in laboratory environments.
Warehouses: Helps monitor environmental conditions in warehouses and storage facilities.
Pharmaceutical Storage: Supports ambient temperature and humidity monitoring in suitable pharmaceutical storage environments.
Industrial Facilities: Provides continuous monitoring of indoor temperature and humidity conditions.
Offices: Helps maintain awareness of indoor climate conditions in offices and workplaces.
Research Facilities: Suitable for monitoring environmental conditions in research laboratories and testing areas.
Storage Rooms: Helps monitor temperature and humidity in rooms used for storing moisture-sensitive materials.
Educational Institutions: Suitable for classrooms, science laboratories and educational facilities.
Commercial Buildings: Supports routine indoor temperature and humidity monitoring.
HVAC Monitoring: Helps observe indoor climate conditions in air-conditioned environments.
Environmental Monitoring: Provides temperature, humidity and dew point information for indoor environmental assessments.
| Parameter | Specification |
|---|---|
| Brand | Rotronic |
| Product Name | Digital Thermo Hygrometer |
| Model Number | HD1 |
| Instrument Type | Wall-Mounted or Benchtop Thermo Hygrometer |
| Measurement Parameters | Temperature, Relative Humidity and Calculated Dew Point |
| Humidity Sensor | ROTRONIC HYGROMER IN-1 |
| Humidity Measurement Range | 0 to 100% RH |
| Humidity Accuracy | ±3% RH at 25°C (10 to 90% RH); ±5% RH outside this range |
| Humidity Resolution | 0.1% RH |
| Temperature Sensor | NTC |
| Temperature Measurement Range | 0 to 50°C / 32 to 122°F |
| Temperature Accuracy | ±0.5°C |
| Temperature Resolution | 0.1°C / 0.1°F |
| Dew Point Calculation Range | -20 to 50°C / -4 to 122°F |
| Measurement Interval | 10 Seconds |
| Display Type | Digital LCD Display |
| Display Information | Humidity, Temperature, Time and Date |
| Minimum Value Display | Yes |
| Maximum Value Display | Yes |
| Average Value Display | Average of the Last 7 Days |
| Audible Alarm | Built-In Beeper |
| Visual Alarm | Flashing Red LED |
| Alarm Settings | Adjustable High and Low Limits |
| Application Range | 0 to 50°C / 0 to 95% RH, Non-Condensing |
| Power Supply | 4 x AA Batteries |
| Battery Life | Approximately 1 Year |
| Housing Material | ABS Plastic |
| Mounting Options | Wall Mounting and Tabletop Placement |
The Rotronic HD1 uses a ROTRONIC HYGROMER IN-1 humidity sensor and an NTC temperature sensor to measure indoor environmental conditions. The instrument continuously monitors temperature and relative humidity and calculates dew point temperature using the measured values.
Step 1 - Install Batteries: Insert four AA batteries into the battery compartment according to the manufacturer's instructions.
Step 2 - Position the Instrument: Place the thermo hygrometer on a stable surface or mount it on a wall in the required monitoring location.
Step 3 - Allow Stabilization: Allow the instrument to adjust to the surrounding environmental conditions before relying on the displayed measurements.
Step 4 - Monitor Temperature: Read the current ambient temperature displayed on the LCD screen.
Step 5 - Monitor Humidity: Check the relative humidity measurement displayed by the instrument.
Step 6 - Check Dew Point: Use the display function to view the calculated dew point temperature.
Step 7 - Configure Alarm Limits: Set high and low alarm thresholds for the required measurement parameter.
Step 8 - Review Measurement Values: Use the MIN/MAX/AVG functions to check minimum, maximum and average measurement readings.
Reliable Indoor Monitoring:
Provides continuous measurement of ambient temperature and relative humidity.
Accurate Measurements:
Combines a high-quality humidity sensor with an NTC temperature sensor.
Audible and Visual Alerts:
Helps users identify when temperature, humidity or dew point values exceed configured limits.
Easy-to-Read Display: Digital LCD screen provides convenient viewing of environmental measurements.
Measurement History Functions: MIN/MAX/AVG functions help users review environmental changes.
Flexible Installation: Supports both wall mounting and tabletop placement.
Low Maintenance: Battery operation and approximately one-year battery life support convenient monitoring.
Versatile Applications: Suitable for laboratories, warehouses, offices, storage rooms and industrial facilities.
The Rotronic HD1 Digital Thermo Hygrometer is a practical solution for professionals who require reliable temperature and humidity monitoring with alarm functionality. Its accurate sensors, dew point calculation, MIN/MAX/AVG functions and adjustable alarm thresholds make it suitable for routine indoor environmental monitoring.
With its compact ABS housing, large LCD display, wall and tabletop mounting options and battery-powered operation, the Rotronic HD1 provides convenient environmental monitoring without complex installation requirements.
Rotronic HD1 Thermo Hygrometer: Digital temperature and humidity monitoring instrument.
AA Batteries: Four AA batteries included in the standard manufacturer package.
Factory Certificate: Standard manufacturer package includes a factory certificate.
Instruction Manual: Short operating instruction manual supplied with the instrument.
What is the Rotronic HD1 Digital Thermo Hygrometer?
The Rotronic HD1 is a digital instrument designed for continuous indoor temperature and humidity monitoring with dew point calculation and alarm functions.
What parameters can the Rotronic HD1 measure?
The instrument measures temperature and relative humidity and calculates dew point temperature.
What is the temperature measurement range of the Rotronic HD1?
The temperature measurement range is 0 to 50°C or 32 to 122°F.
What is the humidity measurement range?
The Rotronic HD1 measures relative humidity from 0 to 100% RH.
What is the humidity accuracy of the Rotronic HD1?
The instrument provides ±3% RH accuracy at 25°C between 10% and 90% RH, and ±5% RH outside this range.
What is the temperature accuracy?
The Rotronic HD1 offers temperature accuracy of ±0.5°C.
Does the Rotronic HD1 measure dew point? Yes. It calculates dew point temperature over a range of -20 to 50°C.
Does the Rotronic HD1 have an alarm function?
Yes. The instrument includes adjustable audible and visual alarms for temperature, humidity and dew point monitoring.
How frequently does the Rotronic HD1 update measurements?
The instrument updates its measurement readings every 10 seconds.
Does the Rotronic HD1 display minimum and maximum readings?
Yes. The instrument provides minimum, maximum and average measurement functions.
Can the Rotronic HD1 calculate average measurements?
Yes. The AVG function calculates an average over the last seven days, subject to the instrument's operating and reset behavior.
Can the Rotronic HD1 be wall-mounted?
Yes. The instrument supports wall mounting and tabletop placement.
What type of batteries does the Rotronic HD1 use?
The instrument operates using four AA batteries.
How long does the battery last?
The manufacturer specifies an approximate battery life of one year.
Does the Rotronic HD1 come with a calibration certificate?
The standard manufacturer package includes a factory certificate. Confirm whether a separate traceable or accredited calibration certificate is required before ordering.
Is the Rotronic HD1 suitable for laboratory use?
Yes. It is suitable for monitoring ambient temperature and humidity in laboratory environments.
Does the Rotronic HD1 support automatic data logging?
The instrument provides MIN/MAX/AVG measurement functions but is not specified as a downloadable data logger.
Where can I buy the Rotronic HD1 Digital Thermo Hygrometer in India?
You can enquire about the Rotronic HD1 Digital Thermo Hygrometer through UniGlobal Business for product availability, pricing and ordering information.
Looking for a Rotronic HD1 Digital Thermo Hygrometer for laboratory temperature monitoring, warehouse humidity measurement, storage room monitoring or industrial environmental applications?
Contact UniGlobal Business to enquire about the Rotronic HD1 Digital Thermo Hygrometer, technical specifications, calibration certificate options, product availability and pricing.
Sign Up for exclusive updates, new arrivals & insider only discounts
Thanks for subscribing!
This email has been registered!