Establishing A Bluetooth Connection - TESTO 316i Instruction Manual

6 First steps
Self-cleaning (CLN)

If the sensor is dirty, the warm-up phase is followed by the sensor
cleaning phase. This usually happens when the instrument has not
been used for several days. Self-cleaning is symbolized by the bar
display flashing and emptying.
Switching off
Caution! Risk of burns due to hot sensor head after prolonged
operation.
- Before touching the sensor head or packing the instrument: switch
instrument off and let the sensor head cool down.
1
Press and hold down (1 sec) the

The instrument is switched off.
Auto OFF
After 10 minutes of inactivity (no user input, no gas concentration above the
warning threshold), the instrument switches itself off. The switch-off is signalled
beforehand by an alarm sound, red flashing of the sensor LED and the bar
display (top element lights up red, bottom element flashes green).
You can prevent the instrument from switching off by pressing any key within 10
seconds.
Enabling/disabling the Auto-OFF function:
1 Press the

Disabling is confirmed: Sound (3x beeps), green LED and 2nd yellow
LED on the bar display light up, sensor LED is off.

Enabling is confirmed: Sound (3x beeps), green LED, 2nd yellow LED
and 1st red LED on the bar display light up, sensor LED is off.
6.3 Establishing a Bluetooth
The instrument can be connected to the testo Smart App via
Bluetooth
The gas leak detector is switched on.

8
Light and Sound
®
connection.
CAUTION
On/Off key.
keys simultaneously for 1 sec.
®
connection