Replace Sensors - TESTO 300 LL NEXT LEVEL Instruction Manual

10 Maintenance

10.7 Replace sensors

A slot bridge (0192 1552) must be inserted in slots which are not
equipped with a sensor. Used sensors must be disposed of as
hazardous waste!
Available slots:
1 CO sensor or COlow sensor
2 NO sensor or NOlow sensor
When retrofitting a sensor, the associated measurement parameter/unit
must be enabled in the reading display.
92
3 O2 sensor