User's Manual

9. Service and maintenance8
The min./max. values can be reset:
· press [
] or switch the instrument off.
Restart measurement: press and hold down [ ].
Setting the emission level:
· When IR measurement is enabled, press and hold down[
]
and [
] at the same time ( lights up).
· Emission level is displayed.
· Use [
] or [ ] to change the value and wait for 3 s.
Contact measurement
- Instrument is on, contact measurement is enabled (
lights
up), Bluetooth mode Cnl2 (Autonomous Mode) is enabled.
1 Position the contact thermometer in the measurement object
and initiate the measurement: press [
].
2 End measurement: press [HOLD / MIN / MAX].
- Hold lights up. The last measuring value and min./max. value
are saved until the next measurement, or until the instrument is
switched off.
AutoHold function: if this function is enabled, the measurement
is ended automatically as soon as the measuring value is
stable, AutoHold lights up.
4 Send data to mobile device: press [HOLD / MIN / MAX].
Switch between min., max. and recorded value:
press [HOLD / MIN / MAX].
The min./max. values can be reset:
· switch the instrument off, switch to IR measurement or, while
the held measuring value is displayed (Hold lights up), press
and hold down [HOLD / MIN / MAX] until Clr lights up.
Restart measurement: press [ ].
8. Settings
- The instrument is switched off.
If no button is pressed for 3 s in settings mode, the instrument
switches to the next view.
1 Press and hold down [
] and [ ] until AutoHold or Hold
flashes.
2 Switch the AutoHold function on (AutoHold) or off (Hold): press
[
] or [ ].
- °C, °F or °R flashes.
3 Set measurement unit to degrees Celsius (°C), degrees
Fahrenheit (°F) or degrees Réaumur (°R): press [
] or [ ].
- flashes.
4 Switch the laser on (on) or off (oFF): press [ ] or [ ].
preliminary
11. Information on infrared (IR) measurement 9
5 Select Bluetooth mode Cnl1 (Controlled Mode) oder Cnl2
(Autonomous Mode): press [
] or [ ].
- The instrument switches to IR measurement.
9. Service and maintenance
9.1 Changing the batteries
1 Use a slotted screwdriver to undo the
screw on the battery compartment.
2 Open the battery compartment.
3 Insert batteries (2x type AAA). Observe
the polarity!
4 Close the battery compartment.
5 Tighten the screw.
9.2 Cleaning the instrument
Only use weak, commercially available neutral/ household cleaning
agents (e.g. washing-up liquid) to clean the instrument. Do not
use aggressive cleaning agents or solvent!
The housing and probe can be disinfected using an alcohol-
based spray. In doing so, always follow the manufacturer’s
instructions.
Clean the housing and probe under running water and rub dry
with a towel.
Clean the lens carefully with a cotton bud dipped in water or
medical alcohol.
10. Questions and answers
Question Possible causes Possible solution
lights up Low battery Change batteries.
IR measurement: Measuring values
Keep to permissible
- - - lights up. outside measuring range measuring range.
Contact measurement: Valores de medición
Keep to measuring
- - - lights. outside permissible range range.
Instrument cannot Batteries dead.
Change batteries.
be switched on
Instrument Instrument switches off Switch the
switches itself off. automatically after 10 min instrument on again
in contact measurement mode
and after 1 min after switching
on in IR measurement mode.
If we have not been able to answer your question, please contact
your local dealer or Testo Customer Service. For contact details,
please visit www.testo.com/service-contact.
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