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TR-7wf / nw Series Warranty 

Product under Warranty
(Excluding Accessories)

 TR-71wf

 TR-71nw

 TR-72wf

 TR-72nw

 TR-72wf-H

 TR-72nw-H

 TR-75wf

 TR-75nw

Warranty Period

1 year from date of purchase

Date of Purchase

Customer's name

Address

Phone No.

Distributor's name

Address

Phone No.

Object of Repair

Main Unit (excluding sensors and any other options.)

Method of Repair

Send in for Repair

Provisions for Free Repair

1.  If the unit does not work properly despite the fact that the customer used it properly and in line with the manual, the Unit shall be repaired 

free of charge through the distributor which sold the unit.

2.  If the customer requests free repair because of trouble within the warranty period, bring or send the unit along with the warranty to the 

distributor.  

3.  If you have moved after purchasing, or there are dif

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 culties contacting the distributor from which you purchased the unit, please contact 

T&D directly for service. 

4.  Free repair is not available in the following cases even though it is within the warranty period:

1. Trouble or damage was caused by careless operation, natural disaster, 

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 re, public pollution, or use of a power source other than 

speci

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 ed.

2. If repair, adjustment, disassembly or modi

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 cation of the unit has been carried out by a person other than a T&D authorized engineer.

3. Trouble or damage was caused by transportation, movement or dropping of the unit after purchase.
4. Failure to submit the warranty or failure to 

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 ll in all items required in the warranty.

5.  The warranty cannot be reissued.

This warranty only promises customers free repair within the period and conditions clari

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 ed in this warranty. Therefore, the customer's legal 

rights will not be limited by this warranty. For further information on repair and other service questions after the termination of the warranty 
period, contact your distributor.

TR-7wf/nw Series - Speci

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 cations

TR-71wf / TR-71nw

TR-72wf / TR-72nw

TR-72wf-H / TR-72nw-H

TR-75wf / TR-75nw

Measurement Channels

Temperature 2ch

( Internal 1ch / External 2ch )

Temperature 1ch, Humidity 1ch

 ( External )

 Temperature 1ch, Humidity 1ch

 ( External )

Temperature 2ch

Sensor

Thermistor

Thermistor

Polymer Resistance

Platinum Resistance

Electrostatic Capacitance

Thermocouple:  Type K, J, T, E, S, R

Measurement Units

°C, °F

°C, °F

%RH

°C, °F

%RH

°C, °F

Measurement 
Range

Internal Sensor

-10 to 60 °C (*1)

-

-

-

-

-

External Sensor

-40 to 110°C 

( Supplied Sensor )

-60 to 155°C

 ( Optional Sensor )

0 to 55 °C

10 to 95 %RH

-30 to 80 °C

0 to 99 %RH

K -199 to 1370 °C

J  -199 to 1200 °C

T  -199 to   400 °C

E -199 to 1000 °C

S   -50 to 1760 °C
R   -50 to 1760 °C

Accuracy

Avg. ±0.3°C

  at 

-

20 to 80 °C 

Avg. ±0.5°C

 at 

-

40 to 

-

20 °C

       80 to 110 °C

±0.5°C

±5 %RH

at 25°C, 50%RH 

±0.3°C

at 0 to 50 °C

±0.5°C 

all other temperatures

±2.5 %RH 

at 25 °C, 10 to 85 %RH 

±4.0 %RH 

at 25°C, 
0 to 10%RH or 85 to 99%RH

For temperatures other than 25 °C 
and between 0°C and 80°C, add 
±0.1%RH per degree difference from 
25.

Humidity Hysteresis:

±1.5 %RH or lower (*2)

Thermocouple Measurement :

 Type K, J, T, E

±0.5°C ±0.3 % of reading
at -100°C or above 

 Type S, R 

±1.5°C ±0.3 % of reading

at 100°C or above

Cold Junction Compensation:

±0.5°C 

in operating environent of 10 to 40 °C

±0.8°C 

in other operating environment

Measurement Resolution

0.1 °C

0.1°C

1 %RH

0.1°C

0.1 %RH

K, J, T, E:        0.1°C

S, R:  Approx. 0.2°C

Responsiveness

Thermal Time Constant: 
   Approx. 75 sec.
Response Time ( 90% ): 
   Approx. 190 sec.

Response Time ( 90% ): 

Approx. 7 min.

Response Time (90%): 

  Approx. 7 min.

Response Time ( 90% ): 

   Approx. 20 sec.

-

LCD Display Items

Measurements ( 

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 xed or alternating display ), Battery Warning Mark, etc.

Logging Capacity

8,000 data sets ( One data set consists of readings for all channels in that type of unit. )

Recording Interval

Select from 15 choices: 1, 2, 5, 10, 15, 20, 30 sec. or 1, 2, 5, 10, 15, 20, 30, 60 min.

Recording Mode

Endless ( Overwrite oldest data when capacity is full ) / One Time ( Stop recording when capacity is full )

Auto-upload Interval

Select from 15 choices: OFF ( No auto-upload ), 1, 2, 5, 10, 15, 20, 30 min. or 1, 2, 3, 4, 6, 12, 24 hrs.

Communication Interfaces

TR-7wf: Wireless LAN Communication:    Standard: IEEE 802.11b (TR-71wf/72wf) / IEEE 802.11b/g/n (TR-75wf)

                                                                  Security (*3) : WEP ( 64 bit/128 bit ), WPA-PSK ( TKIP ) , WPA2-PSK ( AES )
                                                                  WPS 2.0: Push Button Con

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 guration, Protocol: HTTP (*4), DHCP, DNS

TR-7nw:  Wired LAN Communication :     100BASE-TX/10BASE-T ( RJ45 Connector )
                                                                    Protocol: HTTP (*4) , DHCP, DNS
                               USB Communication:  USB 2.0 ( Mini-B connector )

Power (*5)

Battery:   AA Alkaline x 2 ( AA Ni-MH batteries may also be used ), 
External: USB Bus ( 5V 200mA ), AC Adaptor ( AD-05A2 or AD-05C2 ), PoE IEEE 802.3af ( TR-7nw only )

Battery Life  (*6)

With LAN communication: Approx. 10 days to 1.5 years 

Ex: Approx. 10 days when Auto-upload Interval is 1 min, 1 yr when 1 hr, 1.5 yrs when 12 hrs or more 

Without LAN communication: Approx. 1.5 years

With LAN communication: 
Approx. 10 days to 1year 

Ex: Approx. 10 days when Auto-upload Interval is 
1 min, 7 mos when 1 hr, 1yr when 12 hrs or more

Without LAN communication: Approx. 1 year

Dimensions

H 58 mm x W 78 mm x D 26 mm

Weight

Approx. 55 g

Operating Environment

Temperature -10 to 60°C (*7),  Humidity  90 %RH or less ( no condensation )

Software Compatible OS (*8)

TR-7wf/nw for Windows / T&D Graph / T&D Data Server ( For PC )

Microsoft Windows 10 32 / 64 bit
Microsoft Windows 8 32 / 64 bit
Microsoft Windows 7 32 / 64 bit
Microsoft Windows Vista 32 bit SP1 or later ( T&D Data Server not compatible )

T&D Thermo ( For Smart phone, Tablet )

Android OS, iOS ( For the compatible versions, please refer to our website. )

Display Languages

 (*9)

English

*1:  When Auto Upload is used frequently, the measurement of the internal sensor may rise by around 0.3°C .
      When using external power, the data logger itself generates heat and the internal sensor will report a temperature much higher than ambient; we recommend using an external temperature sensor in this case.
*2:  When used in environments where temperature and humidity are over the values of 50°C 75%, 60°C 50%, 70°C 35%, and 80°C 25%, sensor hysteresis may 

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 uctuate by values greater than ±1.5%RH. Under certain circumstances, it may take some time to return 

to normal measurement capability.

*3: The WPS feature is not available when WEP ( 64bit/128bit ) or WPA-PSK ( TKIP ) is selected in Access Point Settings. If you wish to use the WPS feature, please select WPA2-PSK ( AES ) or disable wireless security.
*4: HTTP client. Proxy supported.  ( for 

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 rmware version 1.05 or above for TR-71wf/72wf).

*5:  When using external power, the internal temperature of the logger rises.
*6:  Battery life varies depending upon multiple factors including frequency of communication, LAN environment, ambient temperature, recording interval, and battery performance. All estimates are based on operations carried out with a new battery and are in no 

way a guarantee of actual battery life.

*7: -10 to 45°C when using external power ( TR-7nw only ).
*8: For installation, it is necessary to have Administrator ( Computer Administrator ) rights.
*9:  We recommend using an operating system in the same language as the display language. Operation in different languages is not guaranteed.
The speci

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 cations listed above are subject to change without notice.  

Important Notices and Disclaimers

In order to properly use this product, please carefully read all documents that accompany the product before using. T&D 
Corporation accepts no responsibility for any malfunction of and/or trouble with this product or with your computer that is 
caused by the improper handling of this product and will deem such trouble or malfunction as falling outside the conditions 
for free repair outlined in the attached warranty.

 

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All rights of the attached documents belong to T&D Corporation. It is prohibited to use, duplicate and/or arrange a part or 
whole of the attached documents without the permission of T&D Corporation.

 

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Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States and/or other countries.

 

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Windows Vista is either a registered trademark or trademark of Microsoft Corporation in the United States and/or other 
countries.

 

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Google, Android, and Google Play are trademarks or registered trademarks of Google Inc.

 

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Apple and App Store are trademarks or registered trademarks of Apple, Inc. in the U.S. and other countries.

 

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All registered trademarks, company names, product names and logos mentioned herein or for products being used are 
the property of T&D Corporation or of their respective owners. 

 

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Speci

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 cations, design and other contents outlined in the attached documents are subject to change without notice.

 

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Please follow the safety precautions outlined in the attached documents carefully. We cannot guarantee nor are we 
responsible for safety if this product is used in any manner other than was intended.

 

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On-screen messages in the attached documents may vary slightly from the actual messages.

 

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Please notify the shop where you purchased this product or T&D Corporation of any mistakes, errors or unclear 
explanations in the attached documents. 

 

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T&D Corporation accepts no responsibility for any damage or loss of income caused by the use of our product.

 

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Accompanying documents cannot be reissued, so please keep them in a safe place.

 

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Please read the warranty and provisions for free repair carefully.

Compliance Information ( for TR-7nw )

FCC Statement

This device complies with Part 15 of the Federal Communications Commission (FCC) rules. Operation is subject to 
the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any 
interference received, including interference that may cause undesired operation.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of 
the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential 
installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in 
accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee 
that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or 
television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct 
the interference by one or more of the following measures:

 

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Reorient or relocate the receiving antenna.

 

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Increase the separation between the equipment and receiver.

 

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Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

 

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Consult the dealer or an experienced radio/TV technician for help.

To comply with the limits for the Class B digital device, pursuant to Part 15 of the FCC Rules, this device must be installed 
in computer equipment certi

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 ed to comply with the Class B limits. 

All cables used to connect the computer and peripherals must be shielded and grounded. Operation with non-certi

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 ed 

computers or non-shielded cables may result in interference to radio or television reception.

Caution:

 Changes or modi

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 cations not expressly approved by the party responsible for compliance could void the user's 

authority to operate the equipment. 

IC Statement

This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada.

For product information or questions contact us at:

 T&D Corporation

For product inquiries, please contact your local distributor. Visit T&D Website for the distributors list.
If you can not 

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 nd a distributor in your area, please contact our main of

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 ce in Japan or one of our branch of

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 ces 

in Europe or America.

http://www.tandd.com/purchasing/index.html

2017.05  16504930030

8th Edition

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