testo 635 User guide

This short manual provides an overview of important functions of the product. Please be
sure to read the instuction manual before using the product!

Button functions

Button Functions

Function button (3x): The function depends on the button assignment at the time
Change display of the 1st reading line

In configuration mode: Increase value (press and hold to increase rapidly), select option
Change display of the 2nd reading line

In configuration mode: Decrease value (press and hold to decrease rapidly), select option
Print data

635-1 only: If the Cyclical Printing function is activated, the programmed measuring program is started.
Switch instrument on, switch display light on/off;

switch instrument off (press and hold)

Function buttons (Function dependant on profile and setting)

Button Functions

Open (main) menu
Enter confirmation
Cancel

/ Hold value/display current measurement value

Reset max./min. values to current measurement value
Open menu item “Multi-point mean calculation“
Open menu item “Measuring program“ (635-2only)
Start test series (635-2 only)
End test series (635-2 only), End Cyclical Print (635-1 only)
Save values (635-2 only)
Open menu item “Material”
Open menu item “Radio”

Radio

Mat

Save

End

Start

Measp

Mean

Reset

ACTHold

ESC

OK

Short manual en

testo 635

Humidity/temperature/pressure dew point measuring instrument

Menu overview testo 635-1

Profile menu items Function

Standard Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter
Material Activate material characteristic curves
cyc. Print De/activate cycle printing

Material Mean Time/point mean calculation

Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter
cyc. Print De/activate cycle printing

RadioC Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter
Material Activate material characteristic curves
cyc. Print De/activate cycle printing

Menu overview testo 635-2

Profile menu items Function

Standard Memory Activate/set measurement locality, print report, delete store

Meas Prog. Set/ de/activate measurement program
Mean Time/point mean calculation
Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter
Material Activate material characteristic curves

Material Memory Messort aktivieren/anlegen, Protokolle drucken, Speicher löschen

Meas Prog. Set/ de/activate measurement program
Mean Time/point mean calculation
Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter

RadioC Memory Activate/set measurement locality, print report, delete store

Meas Prog. Set/ de/activate measurement program
Mean Time/point mean calculation
Calc. Calculate water content , dew point, psychrometric temperature,

De/activate differential temperature, set “Alpha” parameter
Material Activate material characteristic curves

Important displays

Display Meaning

Battery capacity (only for operation by battery/rechargeable battery):

· 4 segments in the battery symbol are lit: Instrument battery is fully charged

· No segments in the battery symbol are lit: Instrument battery is almost spent

(flashing) Print function: Data are sent to the printer

, Measurement channel no.: Channel 1, channel 2.

If a measurement channel is a radio channel, the radio symbol lights up as well as the measurement channel no.

0976.6351/03/T/dr/07.08.2006