By T&D Data Loggers
From: £125.00


External temperature wireless temperature data logger for recording air, liquid and appliance temperatures between -60°C ~ +155°C.

Build a system

Part of a suite of products designed to work as a complete monitoring system

Customise this datalogger

Part of a suite of products designed to work as a complete monitoring system

  • Calibration certificate [Contact us for custom points]
  • Power upgrades
* Calibration takes between 3 - 7 business days Add and customise

Measuring Range

-60 to +155 °C via the waterproof flexible probe supplied as standard

Connection Options

Bluetooth setup with wireless data collection via LAN/USB/WiFi/GSM base station options

Real-time data

Automated download with emails alarms and online cloud reporting via the free WebStorageService (WSS)


Product Description

RTR502B: Fast responding wireless radio temperature data logger. Including LCD display and interchangeable 600mm long TR-5106 wide range temperature sensor. When used in conjunction with an RTR500B T&D data logger base station, air/product/liquid temperature data uploads directly to WSS online service.

View real-time temperature data on the local LCD display and measure and record temperature data from -60°C ~ +155°C. Access this data remotely on any device connected to the internet for free thanks to wireless data logger capability.

This robust and durable waterproof data logger is ideal for applications requiring probe insertion to liquids, fridges, and freezers. Simply mount the data logger and insert the temperature sensor for accurate analysis.

Partner your RTR502B with the designated base station via Bluetooth using a device running iOS or Android select or via USB on a Windows PC.

With on-line software utilities to monitor your data and alarm status of appliances and environments in real-time. Archived data retains on your server and on-line free of charge with the T&D Webstorage-service.

Create a cost effective – local or global – scalable network of wireless data loggers with flexible access options via LAN/WLAN/USB and even 4G GSM. Ensuring your data can be reliably retrieved and actioned irrespective of existing I.T. infrastructure.

Supplied as standard with 3.6v user replaceable battery but can be purchased with a [L] Long life battery upgrade or external mains power adapter.

RTR500B T&D Data Logger Series Features

  • Bluetooth setup
  • Remotely access your data over the internet for free.
  • Take control and ownership of your data using free issued offline analytical and archiving utilities.
  • Wide range of communication devices including the RTR500DC handheld data collector for performing spot checks and analysis.
  • Robust and durable design.
  • Accurate with recalibration function.
  • User replaceable battery.

For more information on the RTR502B temperature sensor and wireless data logger, get in touch with our friendly team at Loggershop. Call us on 01929 459459 or email [email protected]






Usage Type

Multiple Use


Wireless radio to USB [RTR500BC]
Wireless radio to Network [RTR500BW]
Wireless radio to GSM [RTR-500MBS and RTR500MB]
Wireless radio to Handheld collector [RTR-500DC]

Sensor internal or external




Sensor type



16000 reading back-up memory

Sample rate

1 reading a second ~ 1 reading every hour


-60°C ~ +155°C


+/- 0.5°C




ABS Plastic with O-ring seal


User replaceable battery
Mains with power supply adaptor

Battery Life

10 months - Standard battery
24 ~ 48 months - [L] Large battery


86mm x 47mm x 19mm - Standard battery
86mm x 47mm x 46.5mm - [L] Large battery


IP64 Splashproof

Operating Conditions

-40°C ~ +80°C


Email when using any RTR500WB base station
SMS text message when using RTR500MBS
On-line when using TandD Webstorage-service
On PC when using Current readings utility
Audible/Visual beacon with optional attachment for base station


Free remote internet access.
Free offline analytical and reporting utilities
Robust and durable design.
Accurate and can be recalibrated.
User replaceable battery.

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Wireless internal temperature data logger

Operating Range
Connection Options
Real-time data
From: £110.00 View and buy