22
10.4 General operating conditions
The unit is maintenance-free for media which will not adhere to the measuring
probes�
• From time to time check the measuring probes visually for build-up�
• If necessary, clean them at regular intervals� To do so, use a suitable cleaning
liquid (e�g� alcoholic solution)�
• Avoid mechanical damage to the measuring probes�
11 Scale drawing
Dimensions are in millimeters
1: Programming pushbuttons; 2: Alphanumeric display; 3: LED