Wide range wireless temperature and humidity data logger
Tandd Wide range wireless temperature and humidity data logger for Application-Based Model Selection
Designed for cold-chain documentation, environmental monitoring, museums, storage rooms, facilities management, and validation workflows, where the right choice often depends on differences in sensor type, communication method, channel configuration, and deployment conditions.
Ideal for educational institutions, workshops, libraries, and indoor horticulture. It includes a temperature channel and a humidity channel. The accuracy of ±2.5%RH facilitates more exact measurements and permits measurement across a broader range. The information stored in the unit can be swiftly transferred to your computer or wireless device. The provided software allows you to effortlessly convert the data into graphs and tables, save it to files, and/or print it out to assist you in analyzing the collected data. Range for measuring humidity: 0 to 99%RH.
This device is capable of simultaneously measuring and logging temperature between -30 and 80°C and humidity from 0 to 99% RH Data recording capacity: 8,000 readings × 2 channels. One channel can record and hold up to 8,000 measurement readings. At the longest recording interval of 60 minutes, recording can continue consecutively for one year. Low energy consumption design gives you ten months of continuous operation with only one AA alkaline battery. This enables measuring and recording over long periods.
Easy to access Data Make Logger Settings
1. Via Cloud

2. Via PC

3. Via Direct Communication

Related Products
For additional data logging options, consider the Compact Rugged Temperature Data Loggers for field portability, the PS-2100R2M Precision Balance for high-accuracy lab measurements, or the Scout STX Portable Balance for versatile lab and industrial weighing tasks.
Data Logger for Cloud Storage

Product Q&A
What environments is this data logger suitable for?
The data logger is ideal for indoor settings such as educational institutions, workshops, libraries, and horticulture facilities. It can also be used in labs and other controlled environments requiring precise temperature and humidity measurements.
What parameters can it measure?
It measures temperature and humidity simultaneously using one temperature channel and one humidity channel, providing accurate logging for both parameters.
How accurate is the device?
Standard models have ±0.5°C temperature and ±5%RH humidity accuracy. High-precision models (TR-72nw-S) provide ±0.3°C and ±2.5%RH accuracy.
How long can it record data?
The logger can store 8,000 readings per channel. With the maximum interval of 60 minutes, it can record continuously for up to a year on a single battery.
How is data accessed?
Data can be accessed via Cloud, PC, or direct communication. The supplied software allows graphing, exporting, and printing of recorded data.
What power options are available?
The device uses AA alkaline batteries (2×LR6) and supports an AC adapter. Low-energy design allows long-term operation.
Is it waterproof?
No, this model does not have a waterproof rating and should be used in indoor, non-condensing environments.
What kinds of users typically benefit from this product line?
These products are commonly considered by organizations involved in cold-chain documentation, environmental monitoring, museums, storage rooms, facilities management, and validation workflows where users need to compare sensor types, communication methods, and channel configurations.
| Measurement Channels | Temperature 1ch, Humidity 1ch (External) |
| Measurement Range | TR-72nw Temperature: 0 to 55°C Humidity: 10 to 95%RH TR-72nw-S (High-Precision) Temperature: -25 to 70°C Humidity: 0 to 99%RH (-20°C~70°C) |
| Accuracy | TR-72nw: ±0.5°C, ±5%RH TR-72nw-S (High-Precision) ±0.3°C, ±2.5%RH |
| LCD Display | Measurements, Battery Life Warning, etc. |
| Logging Capacity | 8,000 data sets |
| Recording Intervals | 15 choices from 1 sec. to 60 min. |
| Recording Mode | Endless/Onetime |
| Comm Interfaces | Wireless LAN, USB |
| Warning Notifications | E-mail, Software/Browser |
| Power | AA Alkaline Battery x 2, AC Adaptor |
| Operating Environment | Temperature: -10 to 60°C Humidity: 90%RH or less (no condensation) |
| Dimensions | H:58mm × W:78mm × D:26mm |
| Waterproof Capacity | None |
| Battery Life | Approx. 10 days to 1.5 years |
| Accessories | Temperature-Humidity Sensor, AA Alkaline Battery (LR6), etc. |
Product Models
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