1-888-610-7664

sales@GlobalTestSupply.com

Chat Live

Customer Reviews

Testo 645 Thermo-Hygrometer/Datalogger

Model: 645 | Order No: 0560 6450 | UPC: 4029547006180

Testo 645 Thermo-Hygrometer/Datalogger-


Downloads: datasheet manual

Testo 645 Thermo-Hygrometer/Datalogger

Model: 645 | Order No: 0560 6450

Automatically displays relative humidity, absolute humidity, dew point, degree of humidity, enthalpy, and temperature. Internal measurement store holds up to 3000 measurement values for convenient data analysis.

Automatically displays relative humidity, absolute humidity, dew point, degree of humidity, enthalpy, and temperature. Internal measurement store holds up to 3000 measurement values for convenient data analysis.

This product has been discontinued. Click here for the replacement model(s).


Testo 645 Offers

The humidity measuring instrument automatically displays the parameters relative humidity, absolute humidity, dew point, degree of humidity, enthalpy and temperature.
Convenient data analysis on your PC with location name.

Features

  • Highly accurate humidity measurements to ±1% RH
  • Internal data memory
  • Convenient data analysis
  • TopSafe for tough applications

Testo 645 Specifications

Data output display LCD, 4 lines
Storage temperature -4 to 158°F (-20 to 70 °C)
Operating temperature 32 to 122°F (0 to 50 °C)
Battery type 9 V Battery
Battery life 45 hours
Dimensions 8.5 x 2.7 x 1.9" (215 x 68 x 47 mm)
Housing material ABS
NTC
Measuring range -60 to 300°F (-51.1 to 148.9°C)
Resolution 0.1 °F (-60 to 300 °F (-51.1 to 148.9°C))
Humidity
Measuring range 0 to +100 %RH
Resolution 0.1 %RH (0 to +100 %RH)
Typ S (Pt10Rh Pt)
Measuring range -58 to 3092°F (-50 to 1700°C)
Click here for complete specifications on the Testo 645

What's included with the Testo 645

  • Thermo-Hygrometer/Datalogger
  • Calibration Protocol
  • 9 V Battery

Click on a category to view a selection of compatible accessories with the Testo 645 Thermo-Hygrometer/Datalogger.

Testo 0604 9794 Air/Immersion Probe,Type K TC 0604 9794
Super quick-action plug-in probe. For measurements in gases and liquids with a low-mass tip.




Testo 0554 0549 Universal Infrared Printer 0554 0549
Includes a Wireless Infrared Interface, 1 Roll of Thermal Paper and 4xAA Batteries.




Testo 0554 0568 Thermal Printer Paper, 6 Rolls 0554 0568
For use with the 575 Printer. Measurement data documentation legible for up to 10 years. Package of 6 rolls.




Testo 0604 0194 Surface Probe, Type K TC 0604 0194
Quick-action plug-in probe.




Testo 0636 9740 Ambient Air Temperature & Humidity Probe 0636 9740
Standard indoor air quality probe. Measures up to 158°F. Please Note: You need a plug-in head cable (0430 0143 or 0430 0145) for this probe.




Testo 0628 0021 High Temperature/Humidity Probe 0628 0021
Rugged high temperature/humidity probe.




Testo 0636 9741 Humidity & Temperature Probe, 1% Reference 0636 9741
Highly accurate reference humidity/temperature probe.




Testo 0628 0022 Flexible Humidity Probe 0628 0022
Flexible humidity probe does not retain shape. For measurements in inaccessible places.




Testo 0604 0493 Immersion Probe,Type K TC 0604 0493
Super quick-action plug-in probe. For measurements in liquids.




Testo 0604 0593 Immersion Probe for High Temperatures, 19", Type K TC 0604 0593
Super quick-action plug-in probe. For high temperatures.




Testo 0602 0092 Replacement Head for Pipe Clamp Probe 0602 0092
Spare measuring TC head for the 0602 4592 Pipe Clamp Probe.




Testo 0600 5593 Handle for Plug-in Probes 0600 5593
Plug-in Measuring Tips sold separately.




Testo 0600 5893 Flexible Plug-in Probe, High Temperature, 1030mm 0600 5893
Probe cord is a flexible 1030mm long with an Inconel 2.4816 outter casing.




Testo 0600 5793 Flexible Plug-in Probe, High Temperature, 550mm 0600 5793
Probe cord is a flexible 550mm long with an Inconel 2.4816 outter casing.




Customer Reviews for the Testo 645

Ask a question about Testo 645 Thermo-Hygrometer/Datalogger

Testo 645 Offers

The humidity measuring instrument automatically displays the parameters relative humidity, absolute humidity, dew point, degree of humidity, enthalpy and temperature.
Convenient data analysis on your PC with location name.

Features

  • Highly accurate humidity measurements to ±1% RH
  • Internal data memory
  • Convenient data analysis
  • TopSafe for tough applications

Testo 645 Specifications

Data output display LCD, 4 lines
Storage temperature -4 to 158°F (-20 to 70 °C)
Operating temperature 32 to 122°F (0 to 50 °C)
Battery type 9 V Battery
Battery life 45 hours
Dimensions 8.5 x 2.7 x 1.9" (215 x 68 x 47 mm)
Housing material ABS
NTC
Measuring range -60 to 300°F (-51.1 to 148.9°C)
Resolution 0.1 °F (-60 to 300 °F (-51.1 to 148.9°C))
Humidity
Measuring range 0 to +100 %RH
Resolution 0.1 %RH (0 to +100 %RH)
Typ S (Pt10Rh Pt)
Measuring range -58 to 3092°F (-50 to 1700°C)
Click here for complete specifications on the Testo 645

What's included with the Testo 645

  • Thermo-Hygrometer/Datalogger
  • Calibration Protocol
  • 9 V Battery

Click on a category to view a selection of compatible accessories with the Testo 645 Thermo-Hygrometer/Datalogger.

Testo 0604 9794 Air/Immersion Probe,Type K TC 0604 9794
Super quick-action plug-in probe. For measurements in gases and liquids with a low-mass tip.




Testo 0554 0549 Universal Infrared Printer 0554 0549
Includes a Wireless Infrared Interface, 1 Roll of Thermal Paper and 4xAA Batteries.




Testo 0554 0568 Thermal Printer Paper, 6 Rolls 0554 0568
For use with the 575 Printer. Measurement data documentation legible for up to 10 years. Package of 6 rolls.




Testo 0604 0194 Surface Probe, Type K TC 0604 0194
Quick-action plug-in probe.




Testo 0636 9740 Ambient Air Temperature & Humidity Probe 0636 9740
Standard indoor air quality probe. Measures up to 158°F. Please Note: You need a plug-in head cable (0430 0143 or 0430 0145) for this probe.




Testo 0628 0021 High Temperature/Humidity Probe 0628 0021
Rugged high temperature/humidity probe.




Testo 0636 9741 Humidity & Temperature Probe, 1% Reference 0636 9741
Highly accurate reference humidity/temperature probe.




Testo 0628 0022 Flexible Humidity Probe 0628 0022
Flexible humidity probe does not retain shape. For measurements in inaccessible places.




Testo 0604 0493 Immersion Probe,Type K TC 0604 0493
Super quick-action plug-in probe. For measurements in liquids.




Testo 0604 0593 Immersion Probe for High Temperatures, 19", Type K TC 0604 0593
Super quick-action plug-in probe. For high temperatures.




Testo 0602 0092 Replacement Head for Pipe Clamp Probe 0602 0092
Spare measuring TC head for the 0602 4592 Pipe Clamp Probe.




Testo 0600 5593 Handle for Plug-in Probes 0600 5593
Plug-in Measuring Tips sold separately.




Testo 0600 5893 Flexible Plug-in Probe, High Temperature, 1030mm 0600 5893
Probe cord is a flexible 1030mm long with an Inconel 2.4816 outter casing.




Testo 0600 5793 Flexible Plug-in Probe, High Temperature, 550mm 0600 5793
Probe cord is a flexible 550mm long with an Inconel 2.4816 outter casing.




Ask a question about Testo 645 Thermo-Hygrometer/Datalogger

Customer Reviews for the Testo 645

More Testo Products