¬ Multi-purpose clip
Á Swivel head. The dis -
-play can always be
read.
Commissioning
Remove the protective film
on the display.
Switching on
Press button once:
Segmenttest
Current reading
Switch measurement view
Press button repeatedly:
Hold Current reading
Measuring in liquids:
Immerse measuring tip at
least 4,5 cm.
Switching off
Keep button pressed for 3 seconds.
Selecting between °C/°F
When switching on keep button pressed until the
segment test is finished, instrument switches to
configuration menue. Press button again the
instrument alternates between °C and °F. Wait
2 sec. before pressing the button again. The
selected unit then applies.
Technical data
Type of application: .................................. Short measurement
Sensor: ..................................................Thermocouple, type K
Measurement range: ...... -50 to +350°C; short-term to +500°C/
-58 to +660°F; short-term to +930°F
Parameters: .....................................................................°C/°F
Resolution: ............................................................0.1°C/0.1°F
Accuracy: ...... (referred to calibration temperature of 25°C)
............................±1 °C (-50...99,9 °C)/±1.8°F (-58 to +212°F)
.......................................................±1% of m.v. (rest of range)
Ambient temperature: ..................0 to +40°C/+32°F to +104°F
Storage temperature: .................... -20 to +70°C/-4 to +160°F
Response time t99: .............................. Approx. 10 s (in water)
Battery type: ................................................................3 x AAA
Battery lifetime: ................................................Approx. 1000 h
Probe stem: ..........................................Ø 0.1 in / length: 7.9 in
CE guideline ......................................................... 2014/30/EC
Please read before using instrument
• Do not measure on live parts!
• Risk of injury from measuring tip
• Observe measurement ranges of sensor
• Do not exceed maximum storage and operating
temperature (e.g. protect measuring instrument from
direct sunlight)
• Approx. 15 min. adjustment time if ambient
temperature changes
• Inexpert handling cancels your warranty.
Changing the battery
The battery has to be changed if the symbol
appears in the display during the
measurement.
3 Instrument is switched off.
1 Open battery compartment cover.
2 Remove spent batteries and insert new batteries
(3 x AAA) into the battery compartment. Observe
polarity!
3 Close battery compartment cover.
Auto Off function
If no button has been pressed in approx. 10
minutes, the instrument switches itself off
automatically.
Instruction manual en
Penetration Thermometer · testo 905-T1
ø 0.1 in
Excessively hot measuring
medium >350 °C!
Damage to the housing!
Please note maximum 180
mm immersion depth of the
probe shaft!
Attention!
7.9 in
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