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Automatic Data Upload to the Cloud

The auto-upload function enables TR7 series loggers to automatically upload recorded data to the free cloud storage service "T&D WebStorage Service". 

The uploaded data is available for viewing from a web browser.  

The factory default setting is OFF (no auto-upload). Please follow the steps below to change the setting.

Please read the "T&D WebStorage Service" License Agreement carefully before making settings. Making Auto-upload Settings indicates your acceptance of this 

Agreement.

Auto-upload of Recorded Data

Cloud

Wireless/Wired LAN

View with a Web Browser

Graph Display

Download Data

Setup

Apply Settings

•  This procedure requires Internet access via wireless LAN.

•  Old data that exceeds the storage period will be deleted from "T&D WebStorage Service". Please check the details at T&D WebStorage Service License Agreement > Service Details. 

If you wish to use a static IP address instead of DHCP, make network settings 

with the software. 

See reverse side.

 Making Auto-Upload Settings

 . 

Press the <INTERVAL> button twice to display 

the auto-upload interval.

 . 

While 

 is displayed, press-and-hold the 

<INTERVAL> button until the interval time 

flashes.

 . 

Press <INTERVAL> again to select the interval 

time. Each press changes the interval as follows:  

Auto-upload Intervals (

): OFF / 1, 2, 5, 10, 15, 20, 30 MIN / 1, 2, 3, 4, 6, 12, 24 HOUR

 . 

The interval time will stop flashing and the display will return to the normal 

measurement mode, confirming that it is set.

Ref: Auto-Upload Intervals & Corresponding Estimated Battery Life

In general, the shorter the upload interval, the shorter the battery life.

Upload Interval

  min

 0 min

  hr

  hrs or more

Battery Life

About 10 days

About 2 

months

About 1 year

About 15 

months

•  All estimates are based on operations carried out with a new battery and are in no way a 

guarantee of actual battery life.

•  When Auto-upload is used frequently on TR71A, the measurement of the internal sensor 

may rise by around 0.3° C.

 Making Wireless LAN Settings

To use the WPS feature, make sure to select WPS2-PSK(AES) or disable wireless 

security in your access point settings. Wireless LAN settings using WPS may not 

be possible depending on the supported features or settings of your wireless 

LAN access point. In this case, please make wireless network settings on PC.  

See reverse side.

The following information is required:

•  Network Name (SSID)

•  Security (WEP 64bit/128bit, WPA-PSK (TKIP), WPA2-PSK (AES))

•  Password (Network Key)

 . 

Press the <PWR> and <DISPLAY> buttons 

together until 

 appears on the LCD screen.

 . 

Set your wireless LAN access point to "WPS" 

mode.

For details about Wireless LAN Access Point settings, refer to the user manual for 

that access point.

 . 

When the setup is successfully completed, the 

 mark on the LCD display 

will turn ON.

 Checking Connection Status

Place the logger in the desired measurement location where Internet access is 

available.

Connection Status Indicators

Internet

Wireless LAN 

Access Point

Press the <REC/STOP> button to immediately send the recorded data to 

"T&D WebStorage Service" without waiting for the next transmission. If the 

transmission is successful, 

 will remain ON after 

 turns OFF.

 is OFF or blinking:

Unable to connect to the wireless network.  

Try changing the measurement location or adjusting the 

distance between the logger and the access point, and 

make the wireless LAN settings in 

 again.

 is blinking:

Internet connection failed.  

Please check the access point’ s internet connection.

 Viewing Recorded Data

In order to view the recorded data on a web browser, it is necessary to register 

devices to T&D WebStorage Service in advance.

 . 

Access "T&D WebStorage Service" from the web browser.

https://www.webstorage-service.com/

 . 

Click [Create Account] to go to the registration page, and follow the direc-

tions to complete the registration. If you already have your User ID, go to the 

next step.

 . 

Login by entering the registered User ID and Password.

 . 

Click [Devices] in the left menu to open the Device Settings window.

 . 

Clicking the [+Device] button will take you to the Add a Device page.

 . 

Enter the serial number and registration code* for the target logger, then 

click [Add].

*  The registration code can be found on the supplied Registration Code Label.

 . 

After data is sent to  either by auto-upload or by pressing the <REC/STOP> 

button on the logger, the added device and its measurements will appear in 

the [Data View] window.

Troubleshooting Tips

If measurements are not displayed:

Check the screen of the logger and make sure 

 is ON; If not, press-and-hold 

<REC/STOP> to start recording. See “Recording Interval Setting above.

If the display of measurements is not refreshed:

Try making the recording interval shorter. If the recording interval is set to longer 

than the upload interval, the same measurement is displayed until the next 

recording occurs and the new data is uploaded.

If you lose your registration code label:

Open the software "TR7 for Windows" and connect your logger via USB to the 

computer. The connected logger and its information will appear in the left boxes of 

the main window. The registration code can be found here.

If you wish to save recorded data to PC:

Use "T&D Graph" that is available for download from the T&D Website.  

See 

 on the reverse side.

 Changing Device Settings

It is possible to change device settings by using "T&D WebStorage Service".  

In the Device Settings window click the [Settings] button to open the settings box. 

Make the necessary changes and click [Send Settings].

The setting changes will not be actually applied until communication occurs be-

tween the logger and "T&D WebStorage Service". By pressing the <REC/STOP> 

button on the logger, however, settings can be applied immediately.

Setting Items which can be set or changed:

Device 

Info

Device Name, Group Name, Recording Interval, Recording Mode, Auto-

Upload Interval, Time Difference, Temperature Unit, Channel Name

Warning 

Settings

Lower Limit, Upper Limit, Sensor Warning, Judgement Time, Battery Warning

TR  Series Thermo Recorder 

TR  A/TR  A/TR  A-S

 

User's Manual

tandd.com

© Copyright T&D Corporation. All rights reserved.  2021.04  165049300XX (Xth Edition)

In this document, TR71A, TR72A and TR72A-S are collectively referred to as 

the “TR7A Series” or simply as the “device” or “logger” .

How to Use

There are mainly two ways to set up the device and manage the recorded data as 

follows.

By using wireless LAN, the logger automatically uploads recorded data to the cloud 

storage. It enables the viewing of uploaded data and the changing of settings on your 

PC, smartphone and tablet.

Via Cloud: Automatic Data Upload

Make settings and download data by using the USB connection and PC software.
•  If you are using the TR71A for vaccine storage and management, please follow this 

method.

Via PC: Setup and Download 

See reverse side.

Marks on LCD Screen

Wireless LAN

ON : Connected to the wireless network. (Signal strength: 1 to 3 bars)

BLINKING : Unable to connect to the wireless network.

OFF : Wireless LAN Settings are not made or Auto-Upload is “OFF” .
ON : Connected to the server.

BLINKING : Unable to connect to the server.

OFF : Wireless LAN Settings are not made or Auto-Upload is “OFF” .

 

Displayed Measurement Channel

ON : Wireless LAN Setup using WPS Possible
ON : Connected via Bluetooth or USB.

BLINKING : Bluetooth or USB communication in Progress
ON : Recording in Progress
ENDLESS : Upon reaching the logging capacity of 30,000 readings, the 

oldest data is overwritten and recording continues.

ONETIME : Upon reaching the logging capacity of 30,000 readings, record-

ing automatically stops.

Cannot be set or changed using buttons on the logger.

Amount of Recorded Data in Device
Battery Warning Mark

BLINKING : Indicates low battery

ON : Wireless and Bluetooth communication will stop. (Recording will 

continue.)

•  Replacing the batteries while this is displayed will allow recording to continue uninterrupted. Please 

change the batteries as soon as possible when you see this mark.

•  If + (plus) and – (minus) are mistaken, or if the battery ter and – are shorted, the recorded 

data that is stored in the device will be lost.

•  The logger will stop measuring and recording data after about 3 minutes of battery removal. When 

replacing batteries, install new batteries as quickly as possible.

Auto Upload Interval
Recording Interval
BLINKING : Indicates either upper/lower limit error or sensor error

 

Maximum and Minimum Readings

Messages on LCD Screen

Indicates a sensor error (No sensor connected, improper 

connection, damaged, etc.)

Recording Full (Recording Stopped)

This appears when the logging capacity (30,000 readings) 

is reached in “ONETIME” mode.

Dead Battery

If you take no action after the battery warning mark 

appears on the display, the logger will show this message 

and stop recording data.

The  logger will then turn off the LCD display and reset the internal clock. If you 

change the batteries at this point, it is still possible to download  all saved 

recorded data. The recording cannot be continued.

Upper part : Bootloader Version

Lower part : Firmware Version

This appears immediately after the power is turned on.

Button Operations

Power ON/OFF

Press-and-hold*

the <PWR> button.

Start/Stop Recording

Press-and-hold*

the <REC/STOP> button.

Check Recording Interval /  

Upload Interval

Press the <INTERVAL> button.

With each pressing of the button, the display will 

switch between the recording interval (Rec.) and 

the upload interval (Upload).

Recording Interval Setting

Press the <INTERVAL> button. While 

 is 

displayed, press-and-hold the <INTERVAL> 

button until the interval time flashes. Press 

<INTERVAL> again to select the interval time.

Upload Interval Setting

Press the <INTERVAL> button twice. While 

 

is displayed, press-and-hold the <INTERVAL> 

button until the interval time flashes. Press 

<INTERVAL> again to select the interval time.

Transmit Data and Settings to 

"T&D WebStorage Service"

Press the <REC/STOP> button.

Cancel Communication

Press the <PWR> button.

Switch Display Items and Pattern 

(Fixed or Alternating Display)

Press the <DISPLAY> button to switch the display: 

Ch1/Ch2 current values (fixed) → Ch1 Max/Min 

values (fixed) → Ch2 Max/Min values (fixed) → 

alternating display

Clear Max/Min (and ALM) 

While Max/Min (and ALM) are displayed (in fixed 

display), press-and-hold*

1

 the <DISPLAY> button.

Wireless LAN Settings using WPS Press-and-hold*

1

 <PWR> and <DISPLAY> 

together.

*1. "Press-and-hold" means to hold the button down for about two seconds.

*2. Recording Interval setting cannot be changed while a recording session is in progress.

Recording Interval Setting

Install the batteries and sensor(s) in the logger, and make sure the LCD is displaying measurements.  

The factory default setting for the recording interval is 10 minutes. Follow the procedure below to change this setting.

•  Skip this setting if you don't need to change the recording interval.

•  Upon the start of recording, all previously recorded data in the logger will be 

deleted.

•  Note: When 

 is ON (recording in progress), the logger cannot be turned 

off, nor can the recording interval be changed.

 . 

Press-and-hold the <REC/STOP> button until 

 turns OFF (recording stops).

 . 

Press the <INTERVAL> button.

 . 

While 

 is displayed, press-and-hold the 

<INTERVAL> button until the interval time 

flashes.

 . 

Press the <INTERVAL> button again to select the interval time.  

Recording Intervals(

) 1, 2, 5, 10, 15, 20, 30 SEC / 1, 2, 5, 10, 15, 20, 30, 60 MIN

 . 

When the desired recording interval appears, stop pressing the button.  

Within a few seconds, the display will return to measurement mode to 

indicate the recording interval is set.

Ref: Recording Intervals & Estimated Maximum Recording Times

Recording 

Interval

1 sec

30 sec

5 min

10 min 

(default)

15 min

60 min

Estimated 

Time

About 8 

hours

About 10 

days

About 100 

days

About 200 

days

About 1 

year

About 3.5 

years

 . 

Press-and-hold the <REC/STOP> button until 

 turns ON (recording restarts).

For the Users of TR  A

The TR71A has a “Vaccine Mode” setting that is suitable for such as vaccine storage and monitoring, which require strict temperature management. When 

this mode is enabled, the following features are available:

•  Warning Judgement Time : 

0 sec. (immediate judgement)

•  Auto Reset Max/Min Values 

Monitor and record maximum and minimum temperatures for the day.

•  CSV File Created upon Data Download 

Manage reports on the daily maximum and minimum temperatures and total time out of range.

To use the TR  A for vaccine management, please read the reverse side of 

this document carefully, and make settings in “Vaccine Mode” using the 

"TR  for Windows" software.

* The button operations (such as recording interval, auto-upload interval, and wireless 

LAN settings) can also be configured with this software. 

Rec Interval

Auto Upload Interval

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