Testo 645 Hygrometer, +50°C Max
Technical Document
Specifications
Brand
TestoAbsolute Maximum Temperature Measurement
+50°C
Hygrometer Type
Digital Hygrometer
Model Number p
645
Power Source
Battery
Battery Life
45 h
Minimum Operating Temperature
0°C
Maximum Operating Temperature
+50°C
Country of Origin
Germany
Product details
Hygrometer Testo 645
For measuring: temperature, relative humidity, absolute humidity, dewpoint, humidity level and enthalpy
Internal measurement memory
Measures humidity up to +180 °C in
drying systems
Delivery includes Top Safe,
batteries and operating manual
Optional accessories
"ComSoft 3 – Professional" software for managing measurement data, including database, assessment and graphics function
Probe:
"Model 1: standard room climate sensor up to +70 °C, Ø12 mm; testing range from 0 to 100% rh (this
sensor requires a connection
lead)
Model 2: duct humidity / temperature sensor, Ø12 mm; testing range from 0 to 100% rh"
RS232 lead: for transferring data to a PC
Connection lead for sensor with plug head
Replacement thermopaper: 6 rolls
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P.O.A.
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P.O.A.
1
Technical Document
Specifications
Brand
TestoAbsolute Maximum Temperature Measurement
+50°C
Hygrometer Type
Digital Hygrometer
Model Number p
645
Power Source
Battery
Battery Life
45 h
Minimum Operating Temperature
0°C
Maximum Operating Temperature
+50°C
Country of Origin
Germany
Product details
Hygrometer Testo 645
For measuring: temperature, relative humidity, absolute humidity, dewpoint, humidity level and enthalpy
Internal measurement memory
Measures humidity up to +180 °C in
drying systems
Delivery includes Top Safe,
batteries and operating manual
Optional accessories
"ComSoft 3 – Professional" software for managing measurement data, including database, assessment and graphics function
Probe:
"Model 1: standard room climate sensor up to +70 °C, Ø12 mm; testing range from 0 to 100% rh (this
sensor requires a connection
lead)
Model 2: duct humidity / temperature sensor, Ø12 mm; testing range from 0 to 100% rh"
RS232 lead: for transferring data to a PC
Connection lead for sensor with plug head
Replacement thermopaper: 6 rolls